Dupe & Dump Lite June 1990 - Under the Computer Hood Users
Contents
1. The Less Killing Neustetter af the E ae o PoR gai ast a DOSENO Lite SAN DIEGO HEATH USER S GROUP gt de UNA the dame Cutvageaus Jaate l VOLUME x JUNE 1990 NUMBER 6 _ n A i A A i X A A A A A A i i X iii M PP e PP i i iii PP i i i e o o o o SE SE i ET i o EE i i i o l Ee me Se ee ee ee ee ee ee cc SS a e ae DSS e a o id me e ae asn an ee EE A a A a A a a a aaa re mr m ee ee ee e EE Ee ee a ee ee E e ee et ee ie a RR RRE ee ee ee ee eS eh a a a a ce cn This month s meeting is SSSSSSSSSSSSSSSSSSSssssssssssssssSsssssssTSssss s szss ss s Wednesday June 6th at 7 30 PM at the IN THIS ISSUE Page Kearny Mesa Recreation Center The PRESIDENT S CORNER by Tom Hart ei 3 3170 Armstrong street San Diego GENERAL MEETING HIGHLIGHTS MAY 1990 3 ARCULEYS BOARD MINUTES St oa oe vs so 4 CLEM S C LINE 50th in the Series by Clem Pepper 5 VIDEO DISPLAY EDITOR VDE A Review by Sandy Shapiro 7 This Month s Program BEGHT BTT EXCHANGE o ke See EE E a 7 SOFTWARE CONNENTS by George Coade 8 CLEM PEPPER RAY S TIDBITS by Ray Ferbrache 9 on a ANIMATION WITH TURBO E p esa p aE a PP PP ll l l PP EE iM A MM iiM M MM l i i PP PP PP o aMi PP aM i aM aM PX PP PP l M iii aa e e e o ee PP PP PP o o PP PP PP PP i Illi iMi PP PP i i i i i e 2 e o i e2. 68 stickers On the airwaves it s different and there is a separate part in CFR 47 for each type of station license i e Part 97 for hams Part 95 for CB etc Hsg 3185 Subj REPLY TO HSG 3180 PRIVACY I agree that there may well need to be a difference between a large paid for common carrier service and a local BBS but the fact that a sysop is susceptible to civil suit is a matter of law that could be changed After all we could protect him or her from such risks I think that part of my concern with your response is that you took it as a given that the sysop is responsible and I and some others want to consider the possibility that this should change As 1t stands now do you know if there is anything such as private nail on CompuServe or any of the other big services Msqf 3197 Subj REPLY TO MSGf 3185 PRIVACY think that the SDCS BBS is about the most professionally run of those about and our subscribers to my limited knowledge are about the finest I ve seen anywhere Yet we encounter uploads of commercial copyrighted software It s easy for the SYSOPs to identify major well advertised packages but difficult to remove the lesser known applications particularly those with less than spectacular environments Leaving one of these about the board for some length of time is dangerous however when notified they go bye bye very quickly This makes this BBS relatively secure fron suit Although I am
3. Subj REPLY TO NSG 2976 PRIVACY If that FCC regulation were strictly enforced all us modemers would be in deep right about now GRIN The compression for files is only a form of encryption to which we all know the key Same goes for the CENRPRONE hook ups as well when we connect with another computer Food for thought to those bureaucratic silliness B S pushers Hsg 3042 Subj REPLY TO MSG 2978 PRIVACY And we have to pay our taxes for such nonsense too OH WELL sigh Nsg 3141 Subj REPLY TO NSG 3042 PRIVACY Fol towin are three lessons which were learned the hard way Back before SYSOPS checked out IDs addresses and phone numbers of users a hacker posted stolen phone credit card numbers NCI access codes and mainframe dial up numbers logons passwords SYSOP was out of town on business and was ignorant of postings Phone company filed complaint L A police confiscated the SYSOP s equipment Instigators never identified due to false names used in IDs SYSOP was only person identifiable for prosecution on conspiracy to commit wire fraud Case finally dismissed against SYSOP In Anaheim users uploaded copies of MultiHate Framework and dBaselII from which copy protection had been stripped The files had fake descriptions Unknowingly SYSOP let files remain on the BBS for several months Ashton Tate filed a whopping damage suit against the SYSOP SYSOP was forced to retain counsel and offer
4. And for short ASCII documents or editing chores VDE is perfect PRINTER REPAIRS My daisywheel printer a Juki 6100 developed a problem after five years of hard work It began cutting off the tops of letters I noticed that the ribbon was twisting I straightened the ribbon and the printing improved but the problem kept recurring I checked my service manual which offered two suggestions One was to tighten some screws on the printer rail and the other was to replace the daisy wheel Tightening the screws did not help and I couldn t find anybody who carried a replacement daisywheel I called Datel service Remember me I asked I bought this printer from you five years ago and now I need sone help Of course they didn t know me or my printer I looked at the ads in ComputorEdge Magazine and found several for printer repairs The first place I called couldn t tell me if they serviced Juki printers or not I will have to check with our technician and call you back she said Nobody called back The man who answered the phone at the second place said Sure I service Juki I have one sitting here right in front of me He wanted 40 to do a diagnosis and would apply the fee toward the cost of any repairs Perhaps if I described the problem you could give me some a laser printer idea of what might be wrong I asked He thought the printer might need a new print head but he didn t want to commit himself without doin
5. turtle coordinates in which the origin 0 0 is located at the center of the active turtle window The utility operates within the Turbo C graphics mode the turtle graphics are initialized by their own function init_turtle A disk is available with the code for all the programs Unfortunately only the book was provided I ll have to get the disk on my own 1 11 have more on this in a later column A couple columns ago c line 47 I discussed attributes and limitations of the graphics library functions outtext and outtextxy I made the remark early in the column that nrintf is not available to us when operating in the Jraphics mode I am now happy to say I have found a way to make it and its complenent scanf available A real breakthrough when it comes to scoring a game As I have mentioned from time to time I have this file DOS_UTIL H by name in which I have squirreled away a number of functions which call on INT10H for a variety of services Included is one I named pos cur col row page As we might suspect from its name this function will position the cursor at the location and page specified in the call In its present form the function reads void pos_cur col row page union REGS regs dos h union regs h ah 2 set cursor position regs h dh row regs h dl col regs h bh page normally zero int86 0x10 amp regs amp regs Our program must also include lt dos h gt _ A
6. was written up in PC Magazine A lot of ZIP programs menu drive PKZIP series very extensive A menu driven disk for hard drive systems George now has an up to date library listing he obtained a November disk very close to the December The three disk baggies are very popular The Editor This issue contains the recently amended By Laws Mailed 44 copies The membership was favored with two presentations The first by George Coade on presentation graphics featured a program named APPLAUSE This program utilizes a special board to provide as many as 8000 lines equal to the resolution of Ektochrome film The demonstration was not based on photography all is done with the computer graphics George prepares high resolution slides by the hundreds at very low cost He demonsdtrated a very fast bar chart creation using default colors and an EGA monitor Files can be sent to a laser printer for black and white printing The second by Bob Woods described features of data compression A handout was provided Typical reductions are fifty percent of original size An entire set of files can be compressed under a single file name CP M systems began with SQUEEZE UNSQUEEZE A Q was entered as center character in file extension for squeezed file identification The original MS DOS was the ARC series Has become known by various names such as CRUNCH UNCRUNCH SQUEEZE UNSQUEEZE and SQUASH UNSQUASH Phil Katz came out with ZIP to avoid a fight ov
7. a defense in court Fortunately Ashton Tate settled out of court Protected personal messages on an Oxnard BBS were used to clear coded orders and payment money laundering info for large cocaine shipments Mules checked in using laptops when traveling cross country SYSOP was arrested and equipment confiscated by DEA Case against SYSOP finally dismissed after she spent large bundle on defense equipment retained by govt as evidence Each of these three hair raisers were financial disasters for the BBS SYSOP and two narrowly escaped time in the slammer SYSOP has every right to know what s happening and stop anything he or she doesn t care to be a party to Msgf 3142 Subj REPLY TO HSG 3141 PRIVACY I m not sure if your conclusion follows from the three stories that you related Certainly one way of handling this sort of abuse of electronic mail is to make the sysop responsible though that does not seem to be the courts conclusion and at the same time give the sysop police powers But by doing this don t we considerably undermine the potential of email as an alternative to U S Mail Given that BBS trafficking requires some regulation it does not follow that the local sysop is the one to do that Hsg 3180 Subj REPLY TO MSGf 3142 PRIVACY I think that it s first necessary to determine if the use has a reason to expect privacy in the communication If so then use a paid for registered common carrier service like the
8. an opening discussion on obtaining an Editor to replace Al Brengle There was no resolution The President thanked George Coade for his Applause II presentation and Bob Woods for his on Exploding Files Reports Secretary Minutes of the May general meeting were read and accepted The Treasurer reported a balance of 1128 07 Membership Chairman not present MS DOS Librarian The best sales for any night took place at the May general meeting Eight packages of three disks plus several singles CP M Library No report Editor D amp D Lite featured in Computoredge Computer Scene page 12 The Dayton HUG quotes extensively from D amp D Jericho HUG April issue quotes from the article on High Density diskettes Al believes he is having a problem with the complimentry mailing labels not being up to date Nailed 44 member 12 complimentry copies Deadline for June issue is May 30 Discussion on future meeting programs June Clem Pepper Applying the Turbo C Graphics Library to Animation July A presentation by the 8 bit Committee Details to announced in the next two newsletters August MIDI by MIDI SIG representative Brian Rahden Notes appear on screen as music is played september Hopeful of program fron nenbership query Possibilities at present include Dream Machine and 2 100 What Next October Elections presentation Possible part two of memory OLD BUSINESS The hardware software inven
9. companion function reads the current cursor position It 18 int rd cur pos union REGS regs dos h union regs h ah 3 get cursor position regs h bh page normally zero int86 0x10 regs amp regs row_no regs h dh row number col_no regs h dl col number Calling rd_cur_pos verifies that indeed we are positioning an invisible cursor at text mode row and column values So far I have used printf to display the scores for two games and it works like a charn The Turbo C library provides a default 8x8 bit mapped font plus four stroked fonts The default font closely resembles that provided in the ROM BIOS The four stroked are the Triplex Small Sanserif and Gothic These have the file names TRIP CHR LITT CHR SANS CHR and GOTH CHR We can make use of a CHR file as provided by loading then at run time It is advantageous however to convert the CHR file to an object 0BJ file The conversion is easily performed with the BGIOBJ utility Just enter BCIOBJ lt source file gt Do not include the CHR extension you will et an error message I preserved the original CHR files in event I might need to convert them later with the e option Continued on next page xxxxx SPECIAL REPRODUCTION NOTICE Clement S Pepper hereby grants permission to any HUG to reproduce his copyrighted CLEM S C LINE columns PROVIDED the text is reproduced in its entirety ANDa copy is sent to th
10. e e PP PP e a e e e e a e m e e e PP e e D e a a a e a e PP PP PP a PP e PP PP e e o a a a i X iii iii iMi ii i i ii iii i X X i ili i X i X i i iili i il i X i iX i iX X l i i X i iili ii i Mii i i i iiA iii aii i i i 5 i iI Ii Before the use of a font in a program it must be registered Registration must precede the call to initgraph It is prudent to combine registration with a check for errors A typical statement is Jf registerbgifont triplex font lt 0 exit 1 If the conversion includes the F switch the statement must read if registerfarbgifont triplex_font_far lt 0 exit 1 The adapter drivers receive similar treatment That is conversion to the OBJ file linking into the library or listed on the command line etc A CGAF driver registration statement is if registerfarbgidriver CGA_driver_far lt 0 exit 1 Looking back over the past few columns I see I have not described the header file grap_enb h GRAP_ENB H x include grap_enb h when writing a graphics progran s enable the graphics mode enable _graph int graphmode int graphdriver CGA graphics driver int errorcode graphics error code initgraph amp graphdriver amp graphmode e btc20 x replace e 11btc20 with your directory location errorcode graphresult get result code
11. ee ee ee ee ee ee ee ee ee EE EE a i i o a a o oO l SE EE EE ES EE EE EE EE ST NE ES SS A ee ee a Ae ci Se ee ee ame mee Aa oe Ae A A a A eS a ca A A FS A i Se So Se an SAN DIEGO HEATH USER S GROUP Post Office Box 33046 San Diego CA 92103 0340 F 27099 e IS PP 2 ARE YOU ABOUT TO EXPIRE 77 NA EAN 2 a E ES A E 2 If you are due for renewal your membership 27 expiration date will be highlighted on the 2 2 mailing label for this issue to remind you 27 TE 27 7 PLEASE CHECK YOUR ADDRESS LABEL ON THIS ISSUE y A re ern seen en nee 2 22 2 8 7 7 9 9 2 7 7 2 9 9 7 7 9 7 2 2 17 SIYOLS NI TIOS LON CALIGIHOSd JUAHA CIOA WALIO TIE NAO MOA LV TIAVIS AACA Page 2 SDHUG s D amp D Lite JUNE 1990 nn W O M SECOND NOTICE If we ve told you once we ve told you twice The July 1990 SDHUG meeting will be held on the 11th the second Wednesday instead of our usual first Wednesday That s because we expect many folks will make holiday plans for the Fourth of July We ll remind you again in the July D amp D Lite then you ll be on your own You VILL be there and you VILL ENCHOY it Ve haf vays of checking WE RE VERY FLATTERED ComputorEdge magazine has noticed us again This makes about the fourth or fifth time More ink this time than ever before In its May 4 1990 San Diego Computer Scene column by Maxine Herrin this modest journal is
12. recognized in its new D amp D Lite configuration Good taste probably precludes quoting the reference in its entirety but we only promised outrageous taste Shamelessly A Semi New Newsletter The San Diego Heath User s Group has renamed their ever popular newsletter Dup and Dump to the more contemporary up scale D amp D Lite subtitled The less filling newsletter of the San Diego Heath Users Croup with the same outrageous taste You ll be happy to note that your old standbys Clem Pepper as well as 01 WhiteBeard Hisself are still in evidence with their same combination of inforsation and humor If you d like to be on the mailing list for D amp D Lite all you have to do is join the San Diego Heath User s Group Of course we put ComputorEdge on our list for a free copy every month secretly hoping for just such recognition THE BEAT OF A DIFFERENT DRUNMER While HERB FLOWER our upstate New York member was visiting here this spring he showed us the latest version of his software for maintaining the membership and dues records of the Syracuse Musician s Association Actually it s a whole suite of dBASE II programs that run on an aging Kaypro 4 Herb is also about to start teaching his third series of classes for peesee beginners at his local recreation center using PS 2s loaned by his local school district Meanwhile he s preparing for the first session of an advanced class How he finds time to do all those
13. textheight Hi Y All ty getmaxy 2 thy tx getmaxx 2 outtextxy tx ty Hi Y A111 getch closegraph exit 0 The next program fonts2 c combines printf with two font styles one horizontal the other vertical As expected printf will not respond to any but the default font Nor can the color be set Be sure to include the function pos_cur with this program This program employs textwidth to determine the centering for the horizontally printed text Because vertical text reads up from the bottom positioning it toward the right edge of the screen impresses me as being more readable FONTS2 C xk A demo program mixing printf with two stroked fonts k e lt stdio h gt include lt alloc h gt include lt graphics h gt finclude grap_enb h Begin program nain int tx twx palette 2 Continued on page 8 SDHUGs D amp D Lite JUNE 1990 gt Page 7 ViDeO DisPLAY EDiITor VDE A REVIEW BY SANDY SHAPIRO SAN DIEGO HUG George Coade our HUG librarian has a deal for you The latest addition to our disk library VDE Editor is a great little program VDE is a small fast powerful text editor as well as an efficient small word processor This progran is small It takes about 45 K of disk space and it uses fron 90 to 140 K of RAM Editing in ASCII mode as the default VDE can also edit in WordStar WordPerfect and XyWrite modes I use tw
14. T BIT EXCHANGE by Ol WhiteBeard hissef Just the price summary this time more next month A A SR A sehr ab bones aah bat an mab hh OOOO OTO TOON OTE A O OC O O OEREO ORAR A er NR pine OO RR RR RT RR ROTO A A A E AA AA A A E RARE EA E ata A Stee KIGHT BIT EXCHANGE PRICE SUMMARY Equipment Low High H 1 89 90 plain vanilla Used 10 30 3 H 37 Soft Sector Controller New or Used 150 200 CDR or Magnolia Controller with CP M 150 200 plain vanilla 48 64K Ram 1 HS floppy drive with CP M operating system and some application software moe ECT on x A AN A A a OS a NRO In support of the above price schedule I reiterate ny offer of a fully functional plain vanilla H 89 as described above for the sum of 10 00 and other good and valuable consideration to someone who will provide it a good hone Give me a call and we ll work out the details lt gt Page 8 SDHUG s D amp D Lite JUNE 1990 SOFTWARE BY GEORGE COADE We are still getting good comments about the VDE editor fron the last meeting just as John Dvorak said we would Several of the computerites who work with me have put it on their laptop computers and are very enthusiastic about its small size configurability and the fact that they can make the cursor any size and blink rate desired I ll admit to not spending much time with VDE myself because the two seconds I spent on it showed that my habits clashed w
15. a In July the 8 bit Committee will bring us up to date on CP H starter kit for 8 bit machines by Larry Crumb THIS will be on the SECOND WED of July due to a conflict with July 4th Holiday Same place same time followed by the ever popular Pizza Midi is coming in August I hope you will all enjoy the sounds and sights We will have some door prizes and an auction too Our Disk of the month will be given by Greg Skalka See the details later in this newsletter SDCS odd amp ends New neeting place for the next six months will be at the old Atlantis restaurant With plenty of parking just north of the Sea World park on Ingrahan High school programming contest will be very interesting and probably top all others Nore details next month something about a computerized space vehicle or exoskeleton and assembly language To be based on real outer world specs But see this column next month In the not to distant future we will have presentation on memory Part II and answer the burning question What do DMA Interrupt and Address terms do for you Windows on the world on the news on your CRT Well the next version is announced as of the time of this keyboarding to be available next week last week by the time this arrives I wonder what systems requirements it will be limited to I bet it won t run on my V 20 2 151 But those are the breaks The software I have wanted will not work on MY computer Got any deals on a trade f
16. bject to penalties for things that occur on their boards and supposedly under their control there will unfortunately be no such thing as privacy on public BBS Sad perhaps but a true assessment of how things ARE not how we would like then to be I know that if I were a sysop I would check ALL traffic on my BBS within time constraints to ensure I did not fall subject to a suit fron some unexpected source or worse yet a jail term from the investigation of some over zealous bureaucrat with nothing better to do than monitor HY board and decide that I am actively supporting illegal activity of one type or another Even if I were indeed innocent the cost of pursuing the legal battle alone would be enough to make ne want to close up the BBS and just forget the whole thing I for one am a true believer in the BBS systems and the people who operate them have my undiluted respect They generally do so out of the goodness of their hearts and expend massive anounts of tine and or money to provide this service to the public This is one of the best expressions of the freedom of speech I can think of You have an opportunity to express your opinions on just about any topic you choose and as long as you don t get vulgar or start calling people names most sysops are more than happy to let the discussion go as far as it will Until I got a modem and started calling BBS s I didn t know what I was nissing The chance to stay current on w
17. e added about four library disks each month PPP XP XP XP PP PP PP PP PP e a Ee This month the featured disks are Virus Scan and Big Blue Sampler We SDHUG have been lucky enough to have had no virus trouble in our collective hard disk population at least so far This disk has a discussion of the virus problem and contains several programs to be run at boot up time to check your main system files for contamination It s a shame we have to spend time doing such checks but the price of freedom is eternal disk vigilance etc Big Blue is one of the big public domain disk vendors and has issued a sample disk of some of their best programs in the hopes that you will buy lots of disks from them The sample programs are Datebook Hearts Jacket Blue line Editor and Magic Boxes Sounds like a mixture of helpful and game programs which might be quite interesting Lon Allbright brought it in to us and says he has enjoyed these programs a lot There are a bunch of new disks in the file along with these disks I have featured Some of the disks are 280 ArcMaster 279 DSZ Modem Program Includes xmodem ynoden COMMENTS and zmodem 280 Tiny Fonts printer fonts for the HP Laserjet II and 281 HD Tester tests your hard drive for errors There will likely be a few more new disks available by the time of the meeting as I catch up on the backlog of disks on my desk I expect that we will be offering disk 300 in July or A
18. e author in care of DUP amp DUMP All other reproduction is specifically prohibited without express written permission of the copyright holder a ee ee ee Page 6 SDHUG s D D Lite JUNE 1990 Clem s C Line Continued By default all files created by BGIOBJ use the same 64K segnent called _TEXT If a number of fonts and or drivers are linked in the segment may be over filled resulting in an error message This in particular with respect to the small and compact memory model programs The F switch option directs BGIOBJ to use a segment name of the form lt filename gt _TEXT Each font is then assigned its own segment BGIOBJ adds a trailing F to the object file name that is GOTHF OBJ If we use the F switch for the fonts we must also use it with drivers So CGA OBJ becomes CGAF OBJ Following the conversion the object file can be linked in using TLINK Or what I prefer added to the graphics lib file using TLIB Adding the four fonts increased the file size from 29K to 51K I have isolated the larger file on its own floppy for use only when needed If the files are not added to GRAPHICS LIB the names with OBJ extension must be added to the project list if using the integrated environment TC or listed on the command line when using EE Se me ee ee ee A e e e e a e e a e e e e a e e e a a a a I would like to thank whoever left a copy of the magazine PC Techniques at the last general meeting
19. er ARC The presentation was followed with random access in hardware and software Ray Ferbrache brought in Spinrite literature and Soft Wherehouse catalog The meeting adjourned at 9 35 for re grouping at the Square Pan lt 090 gt PS This job was too hard for Cary Page 4 SDHUG s D D Lite JUNE 1990 A a buddy is marrying a 4th generation Japanese girl from Hilo they met when He attended nedical college and she was studying business there also My 2 sons are paying the way over for Kay and I It is our Hother s Father s Days Kay s amp My birthdays and Our 30th Wedding Anniversary presents combined Tell you about it next time PS George is still looking for the missing December disk There should be several out there See you in the Rec Center _or the Square Pan place To _ Hart N sor So D Al U DDR U ecc LA LAL meee UL im ihe train is coming and it has the whistle 1 blowing loud and clear If you are interested in getting aboard let me know and your riding along with us will be greatly appreciated The cost of a ticket is attendance at Monthly Meetings Board Meetings and support for your Club The benefits are good fellowship appreciation for your efforts and a couple of night s away from the spouse or close friend Ed The time has come to get the officers for next year lined up and our agenda outlined If you have the inclinati
20. ewal application at any meeting by mail or by phone RRA RARA A A AAA RAKE RRR RR X SDHUG EXECUTIVE BOARD MEMBERS 1990 x A reamed psilaui x President Tom Hart Seese 4 4 423 8242 Vice President Bob Woods 486 4485 gt Geeratary Clem Pepper 673 9098 k Treasurer rse Bob Sanders 463 1359 Librarian George Coade 453 5252 Editor Al Brengle 588 0674 Officer at Large Larry Barnes 224 7177 Officer at Large Gary Brengle 449 2179 amp Officer at Large Abbott Brownell 698 1506 Officer at Large Larry Crumb 278 4083 Past President Ray Ferbrache 275 2718 ERRRARA RARA RARA RAREARARRARARARR DUP DUMP is published monthly by the SAN DIEGO HEATH USER S GROUP primarily for SDHUG members Copyrighted material may be reproduced with the written permission of the copyright holder Other contents of DUP amp DUMP may be reproduced for non commercial purposes only if appropriate credit is given DUP amp DUMP and the author AND a copy of the publication is supplied to SDHUG Advertising rates available upon request Submissions of interest to computer buffs are welcome All authors and sources must be identified Copyrighted material can be accepted for reprint only if permission of the copyright holder is included Preferred f
21. ey are guilty He or she can t just monitor uploads and messages when he or she has good reason to suspect something but because the sysop is responsible for all activity he or she must nonitor everything I think that this is intolerable Maybe there is another way to protect commercial and other interests without sacrificing the privacy of users Hsg 3235 Subj REPLY TO MSG 3197 PRIVACY These devices weren t made with Part Page 10 SDHUG s D amp D Lite JUNE 1990 NOBODY should consider any eat on Compuserve or N Prodigy or any BBS as private Not only would anyone with even pretensions to an official interest have access at their leisure without a court order but the staff routinely expurgates anything they unilaterally deen unfit for publication This includes the usual obscene messages but also some discussions complaining about Compuserve or advertising how to get hold of say GEnie or any other competitive service It s their ball so if you don t like the way they play that s pretty much too bad All of this is as private as a cellular phone according to the most recent rulings that s not private at all Hsg 3390 Subj REPLY TO MSGF 3235 PRIVACY I fear I m getting into this thread a little late with ny 2 cents worth but here goes As far as the right to privacy of individual BBS users is concerned until the laws are changed so that the Sysops of those boards are NOT su
22. g a complete diagnostic for 40 I said that the printer used a print hammer and a daisywheel not really a print head Yeah daisywheel right just bring it in and I will do a complete check he said I lucked out on my third call which was to College Typewriter on El Cajon Blvd Mr Holliday the proprietor immediately pinpointed the problem as a worn Ribbon Guide Support He said that the printer was probably about five years old and the part had never been replaced I recalled that the ribbon had been twisting and the printer had never been serviced He recommended putting in new gears as well The cost for the new parts would be 21 and if I wanted hin to do the installation and a complete cleaning as well that would be an additional 58 I consider this a good investment I have another printer a dot matrix type that does most of my printing The Juki is slow but the quality of the type is beautiful and worth waiting for especially if you don t feel like investing in All of my correspondence and the final drafts of all professional papers are printed on the Juki I am relieved to have it back and working like new If you have a printer problem I recommend College Typewriter lt 8 gt We also highly recommend College Typewriter for JUKI service He may be the only JUKI service outlet in town The last iceman always makes money However we only have experience with him in connection with Juki printers Ed EIGH
23. graphics error function routine call if errorcode gr0k always check for error printf Graphics error s n grapherrormsg errorcode exit 1 call to set background color x setbkcolor BLUE can be changed in your program Using the header saves a lot of repetitive typing in our graphics programs The register instructions are not included in this header I enter them in the program file for flexibility A demo program FONTS1 C illustrates the use of a stroked font These fonts can be nagnified by as much as ten times Bit mapped fonts can also be magnified but the stroked retain their characteristics to a much greater extent In particular observe the use of the functions textheight getmaxx and getmaxy for positioning the text on screen Font magnification makes this a tricky paper and pencil task Also keep in mind vertical text writes from the bottom upward FONTS1 C x A demo program for using a stroked font x include lt stdio h gt include lt alloc h gt include lt graphics h gt finclude grap_enb h Begin program main int tx ty thy palette 2 i register the font if registerbgifont triplex_font lt 0 exit 1 set the graphics mode enable_graph palette define the font direction and size settextstyle TRIPLEX_FONT VERT_DIR 2 setcolor 2 the font color mN x dimension the text thy
24. hat s happening in one s chosen field whatever that may be exchange ideas tips and warnings with other computer users regarding programs and methods There are just so MANY uses that the local BBS serves I hope they NEVER fade away because of legal concerns Only time will tell I guess As for the encrypti wk of files to transfer from one point to another I think the CONCEPT is fine the problems arise from the aforementioned problems with privacy If I were a sysop and people began using my board without y permission to transfer encrypted files to other people I would most likely react by simply deleting the files in question and most likely suspending the privileges of the person calling to leave then Now I would like to state the following to clarify ny position just stated If someone approached me as the sysop and said Hey Bill we d like to use your BBS as a transfer point for some business files due to time problems with doing direct transfers and we want to encry them so our apo can t just log on here and get ow secrets well lt 09 gt 4 j
25. it _then_ send it to your friend If the message is pretty short then you probably can skip the compression part but it won t hurt Note I assume this is on a Unix s sol that has compress crypt and uencode A determine person can decrypt a message sent this way but it will require a lot of work read hours of work lots of CPU time etc Like XXXXX said sysops can and will read all enail The above nethod will help ensure some sort of secrecy Hsg 2933 Subj REPLY TO MSG 2909 PRIVACY Hmmm did you ever wonder about the legalities of that schene If the government can hold a SysOp responsible for regular text sent via his board is he also responsible for encrypted msgs While most Joe Average Dudes would say No of course not It would be impossible or at least impractical for him her to do so isn t the whole idea of justifying the prosecution of said SysOp that she he allowed such illicit activity to take place Therefore encrypted or not the SysOp is responsible for what goes on his board Talk about insanity Where does it all end Or more properly Why should it have started in the first place Nsg 2976 Subj REPLY TO MSG 2933 PRIVACY If I remember correctly there is an FCC regulation forbidding any type of encryption coding on messages via telephone or radio media Other than that I think it is very unfair that the sysop is made the scapegoat for anything that happens on a BBS Nsg 2978
26. ith the way the program wanted to do its editing For instance the backspace key is non destructive It works just like the left arrow key Also the delete key takes out the character to the LEFT of the one you are currently working on In the case of the word RUN and the cursor is under the N the delete key would remove the U Curses But not to worry there is an install program that will configure VDE to more normal responses The delete key can be changed to remove letters to the cursor s right and then it acts more normally The backspace key is another question it will delete to the left the problem we just fixed but I can t get it to delete AT the character where the cursor is located Perhaps 1 11 just choose the Word Star option and have it all adjusted the way I normally work At any rate we will offer the program again at the meeting and possibly Sandy Shapiro will have an article in D amp D that explains things a bit better than I have done he offered to write an article at the last meeting This disk was our biggest seller ever except for the library disk which sells about 2 or more times at each meeting I will try to bundle VDE with the PKZIP and SHEZ programs that Bob Woods spoke about Yeah Bob at the last meeting so that anyone who missed these disks last time can get them at this meeting also ee a ae a aa a a a a ae a a ae ee ES EE It has taken us two years to from 178 to disk 278 which means we hav
27. mming with OOP but it is gaining in popularity According to Art Carlson Editor of The Computer Journal Borland will be releasing Turbo C very Shortly While my mind is on publications I recently subscribed to Inside Turbo C a small monthly magazine providing Tips and techniques for Turbo C on the PC It is not cheap 59 00 for a year s subscription It is also pretty high level much of it outside my area of both knowledge and present interest Interests as I have noticed have a way of changing however The last issue has a thorough write Which is of interest The address is P 0 Box 35160 Louisville KY 40232 5160 Art also persuaded somebody at Addison Wesley Publishing to send me a review copy of Graphics Programming In Turbo C 2 0 by Ben Ezzell This is a very thorough well presented book The first several chapters provide detailed descriptions of the video graphic functions Like most of the graphics texts I have seen there is minimal treatment of animation one chapter Also as with another text the approach to formatted text is an elaborate creation of a synthetic printf gprint There is an advantage to these graphic print functions in that they can print vertically as well as horizontally and take advantage of other than the default bit mapped font A chapter of particular interest is on Turtle Graphics A utility providing 29 functions is included with complete source code These functions operate on
28. not a suing person I think that the commercial developer must have the opportunity to recover damages if some BBS posts his her stuff putting it before the public domain Sure Compuserve has both its own mail system which offers a good nodicun of privacy and it has an extra cost TOR to HCI which is about as good as you get commercially Luke said sometime back if you really want Sat encrypt it using PKZIP for instance then UENCODE it and upload it as ASCII that will keep anyone busy for several years Ksg 3203 Subj REPLY TO HSG 3197 PRIVACY I think that we are pretty much in agreement I certainly agree that commercial software developers should have some recourse if their products are pirated but it is not clear to me yet that the sysop should be prima facie responsible If someone sends a bomb through the mail and it is delivered to you can you sue the post office Of course you _can_ sue anyone but do you have a case What I am worried about is that by naking the sysops responsible we are forcing them to play police officer and in the same notion eliminating any real privacy that users may have There is certainly a trade off here but to say that the sysop should though I grant that he or she now does bear the burden of balancing these competing needs i e privacy of users against the potential for abuse seems to me to be mistaken In effect the sysop for fear of being sued must treat everyone as if th
29. o editors WordStar for documents and Edlin for batch files and other short programs Everybody knocks Edlin probably because it comes free with MS DOS but I like it You like what you get used to Now I intend to get used to VDE Naybe you will want to get used to it too I wrote several short files for modem transmissions using the default ASCII mode of VDE It went quickly and easily I then started this article in the WordStar mode but after writing two paragraphs I became pressed for time and switched to WordStar I found myself taking too much tine to look up commands that I knew intuitively in WordStar Though VDE is something of a WordStar clone it takes time to learn In the meantime whenever I want to send a message over the modem I use VDE to write it A ES EE EE ee e SE NE PP e e e i iMiiii EE eS o X X iii iii iii i i i i i i i NN iii iii A ii NN Though VDE is something of a WordStar clone it takes time to learn This program has many powerful features and excellent documentation PP PP XX M PP PP PP PX i i XP PP PP XX PX PP PP e i PX PX PP XP PP e PP PP PX XP e e e o e i ii A a A in A This program has many powerful features and excellent documentation I find it easy to use for shorter ASCII documents but for longer documents I will need more practice One advantage VDE has over WordStar is its ability to print out your file without your having to exit your document
30. on or curiosity to be a member of our club s Executive Board let me know or come to one of our board meetings and see for yourself We are looking for anyone who is willing to give support to a new editor i e take on specific articles or assignments for our Dup amp Dump I will have small memo sheet s available at the meeting for nominations or recommendations for people to be officers of our Club Ray Ferbrache Chairman Nominating Committee Election for 1991 1275 2718 Ray spent his whole term as President looking for a job that would be hard enough for Gary Now half a year out of office he comes up with one that s two hard Ed REAL ESTATE DICTIONARY From Ray s TidBits by Ray Ferbrache Unobstructed view No trees Awaiting your imaginative touch Sparse interior decor Handyman s dream Owner s nightmare Central to everything Noisy location Easy Commuting Remote from everything Country kitchen No dining room Needs finishing touches Needs roof All services available Nothing hooked up On the paved road Fronts on a major highway Secluded No road in SECRETARY S REPORT BOARD MEETING May 16 1990 Clem Pepper Secretary The meeting was called to order at the home of Al Brengle at 7 46 by President Tom Hart Officers in attendence were Al Brengle Larry Crumb Bob Woods Abbott Brownell Tom Hart Ray Ferbrache Bob Sanders George Coade Bob Frye and Clem Pepper The President led
31. or a working 2 151 with 1 2 MB of RAM at 4 77 MHz for a 33 MHz 1486 Really but I don t want a New York bridge Just a 486 machine We want a volunteer to give next month s views of a library disk of their choosing They get to keep it at no cost just for giving us their opinion of it See George for your disk First volunteer gets July with Turbo C animation The second person gets to cover a disk in August along with the MIDI presentation Come one and all we have some very good deals on diskette Baggies As of this moment I am prepared to go to Hilo Hawaii for a Japanese style wedding My son s college Continued on next page MEETING NOTICE X1x General Membership meeting this month is Wednesday June 6th at 7 30 PM at the Kearny Mesa Recreation Center as usual The meeting program will be Clem Pepper on Annimation with Turbo C SECRETARY S REPORT GENERAL MEETING May 2 1990 Clem Pepper Secretary The meeting was called to order at 7 52pm by President Tom Hart 22 members one vistor present REPORTS The President opened the meeting with a request for members to jot down their interests for future meeting topics and turn them in to a board member Secretary Minutes of the April General and Board meetings were read and accepted Treasurer Reported a balance of 1038 00 This may drop to about 980 00 when D amp D costs are entered in The HS DOS Library VDE editor now available
32. orm is straight ASCII text 60 columms wide without formatting WORDSTAR 6 WORDSTAR 6 WORDSTAR 6 DOODLER V WORDSTAR 4 0 386 16MHz Y text entry formatting PC Clone gt lt compose into columns Ollie of add sluglines 2 100 Max cover graphics 2 171 T Man auxilliary text entry H P DeskJet Plus print master copy XTRAPRINT Apollo Printing xerox repro None Swingline 5000 power staple copies ASB PostAffix semi auto apply stamps Wings 1989 Honda Prelude haul to Post Office Fe SDHUG s D amp D Lite JUNE 1990 Page 3 eoe E e S 1 d e n t 1 i i i i i a i y A Now is the time to get serious UP FRONT We need a new editor for Al s replacement Al is willing to assist but he will need to teach someone soon to be the D amp D editor Our one alternative is to send everything to the Personal Systems editor for inclusion in the SDCS PS newsletter IF they decide there is adeqate room for our stuff So PLEASE step up for a ONE year run NAY Surprize An unannounced presentation on APPLAUSE was given by George Goade The presentation is covered by Clem s minutes but it was well received Those of you that missed it missed a very excellent package well presented Our next presentation will be another great animation graphics in Turbo C It promises to be a multi monitor extravaganz
33. phone company s new proposed E MAIL service or use a commercial service like NCI In these services the provider is well separated from the users interests and cannot be held liable as a conspirator or accessory In local BBS operations where the user is not well identified and can fade into the woodwork the SYSOP is really hanging out there It s not really a matter of policing the E Mail it s a matter of protecting oneself from civil suit or criminal prosecution Hsg 3183 Subj PRIVACY On encryption I hope I m not about to ruin anyone s evening but what we are here doing is legal Let s not make up laws where there are none There are no FCC or State restrictions on encryption of data or voice in the domestic U S and Canada switched network as long as the technical requirements of FCC Regs CFR 47 Part 68 are met These have to do with line levels impedance signaling bandwidth etc If there s a Part 68 sticker on the modem vocoder or line adapter and it hasn t been modified it s legal If anyone wants it from the horse s mouth call FCC Common Carrier Bureau 202 632 7553 There are several broad band voice encryption systems and ultra high speed modems which cannot function within the limits of Part 68 they are intended for hard wired use or Continued on next page AAA A A PP NP Ray s TidBits Continued through AT amp T Class A audio lines FH broadcast grade dedicated circuits
34. things while holding down a job as Principal Percussionist with the Syracuse Symphony and giving lessons to a couple dozen private students is a wonder to us In a switch on the usual cliche Herb describes himself as a computer person with a day job as a musician THE MAGIC GOES ON AND ON Last month The Lady Marcia wrote about the Miracle on Lynhurst in which her brother Rob s hard copy printing dilemma was solved apparently by threatening to call in Ol WhiteBeard Then LARRY CRUMB called with the complaint that his wife s VGA moniotor was acting up It had begun to roll vertically and showed slight flickering in intensity Larry s interim solution was to hook up his own VGA monitor on The Lady Laurel s machine and go back to an older CGA monitor for his own clone Then he called guess who I ll bet you could write the rest of this yourself When we hooked up the suspect monitor it performed flawlessly Larry being a logical type figured he must have jiggled it just right to fix it on the way over here OR there may really be some magic We only wish they were all that easy ASB 0 WOH Write Only Nenory You re supposed to ignore it SAN DIEGO HEATH USER S GROUP a User s Group Membership Affiliated with the San Diego Computer Society Membership in SDHUG is open to any person interested in computers Dues are 12 per year 10 if timely renewal The Membership Chairman will happily accept your new or ren
35. tory not yet complete Plan on completing by the June neet ing To bring six items to the meeting raffle One free ticket additional for sale Ray Ferbrache has a five part article on CP M Wonders if anyone has a scanner Bob Frye offered to type it if no scanner can be found The next Board Meeting will be at the home of Abbott Brownell on June 20 at 7 30 P M The July 18 meeting to be at Bob Sanders the August 15 at Clem Pepper s The neeting adjourned at 20 50 lt 00 gt Verse From Ray s TidBits by Ray Ferbrache He who has things to sell And goes and whispers in a well Is not so apt to get the doll As he who climbs a tree and hollers up on using the PC s sound making capability CLEM S C LINE 50TH IN THE SERIES BY CLEM PEPPER Copyright c May 13 1990 by Clement S Pepper Hy June program consists of a variety of graphic displays and animations It will be a benefit to all if three or four CGA compatible color monitors are available I will bring several disks which I will turn over to the librarian later Note that EGA VGA adapters are also CGA compatible Thanks I would like to thank whoever left a copy of the magazine PC Techniques at the last general meeting It includes excellent articles on Object Oriented Programming otherwise known as OOP Well anyway I was sufficiently impressed that I called in a year s subscription to begin with the next issue I am not yet into progra
36. ugust if this pace keeps up It has taken us 2 years to go from 178 to disk 278 which means we have added about four library disks each month That may not seem like a big number but your purchases help the club treasury directly and your interest is apprectated We are always looking for good programs and we will trade you disk for disk when you bring goodies to us The library disk is up to date and is a good way to see what we have available I am looking for dBase programs and also back issues of Lotus magazine and any of those from Ashton Tate Issues of magazines with a dBase orientation are also of interest If you are ready to clean out your files of these magazines please bring them to the meeting or keep me in mind If you go to the monthly Computer Society meeting please watch for these magazines there as well lt 00 gt PORRA III a O O O Clem s C Line Continued register two fonts if registerbgifont triplex_font lt 0 exit 1 if registerbgifont gothic_font lt 0 exit 1 enable _graph palette this function must be called prior to printf pos_cur 2 2 0 printf Hi Y A111 prints default font settextstyle TRIPLEX_FONT HORIZ_DIR 5 setcolor 2 red twx textwidth How you doin tx getmaxx 2 twx 2 outtextxy tx 35 How you doin settextstyle GOTHIC_FONT VERT DIR 4 setcolor 1 green outtextxy 210 80 Great getch closegraph e
37. xit 0 With the information given in the demo programs you should have little trouble making up innovative screen text displays An application of interest to me is title and instruction screens for games A next step is to figure out a way to output the fancy text to a printer Ideas anyone Be C ing you at the neeting lt C gt i SDHUG sS D D Lite JUNE 1990 Page 9 RAY S TIDBITS BY RAY FERBRACHE The following exchange of comments has been continuing on the SDCS BBS on the subject of privacy on open public electronic media for the last month I have extracted it for the information of the SDHUG Members Nsg 2898 Subj PRIVACY Could anyone tell me what if any are the privacy laws governing electronic mail Do they differ for instance between BBSs and largemail services such as HCI Mail How about networks like Bitnet etc I ask this because I recently got a message from a member of a Bitnet conference that I am on though I am very new to Bitnet and his mail was apparently monitored by the postmaster under the rubric of owner but I am also interested because the more I am on line the nore I read messages saying that email will be the future If so does it now have the same security as standard mail Thanks for any insights Msgf 2909 Subj REPLY TO MSG 2898 PRIVACY If you want to be fairly sure a message is private create the message compress it crypt it uencode
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