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- Date: Tue, 28 Apr 87 16:18 EDT
- From: Jeffrey Shulman <SHULMAN%slb-test.csnet@RELAY.CS.NET>
- Subject: Delphi Mac Digest V3 #24
- To: delphi-mac@RELAY.CS.NET
- X-VMS-To: IN%"delphi-mac@relay.cs.net"
-
- Delphi Mac Digest Monday, April 27, 1987 Volume 3 : Issue 24
-
- Today's Topics:
- re: HD Backup directories
- re Icons in menus
- Dvorak Keyboard Layout
- Any engineers out there? (2 messages)
- re: SuperPaint, Aldus Prep, spelling che
- RE: MacFair II and the Macintosh II (4 messages)
- RE: sound problem
- ResEdit is not your friend (3 messages)
- Prototyper maker Addr wanted
- Response to DiskTime II Review
- Re: Reverting With the Resource Manager
- Switcher programming
- re: Writing for MacUser (warning)
- re: How to Change MS WORD 3.0 Menu Names
- MacFaire Rotterdam Part1 (3 messages)
- MPW C code resources
- word centering
-
- ----------------------------------------------------------------------
-
- From: MACINTOUCH
- Subject: re: HD Backup directories (Re: Msg 19216)
- Date: 20-APR 11:37 Network Digests
-
- Subject: HD Backup directories
-
- DiskFit is indeed a nice program, but it's not a replacement for PCPC's
- HFS Backup 2.0. It doesn't have individual file and folder selection,
- so for example, Word gets backed up over and over and over and you can't
- exclude it (Word writes some dumb piece of data into itself).
- Similarly, you can't exclude junk files you happen to have on the hard
- disk. Also, since it reuses space on the backup floppies (an advantage),
- it often makes you go through a large number of floppies as it removes
- and updates data, even though your total changes would have fit onto a
- single additional floppy.
-
- I think DiskFit (in its present form) is a good program, but like an
- automatic transmission on a car. It's easy to drive, but lacks the
- flexibility and controllability of a manual transmission (like HFS
- Backup).
-
- Both programs are evolving rapidly, and can be expected to soon share a
- fairly complete set of features.
-
- Ric Ford
-
- (PS, As someone else mentioned, recovering data in HFS Backup, even
- without the duplicate directory, is quite possible, and hence not an
- issue.)
-
- ------------------------------
-
- From: DDUNHAM
- Subject: re Icons in menus (Re: Msg 19215)
- Date: 20-APR 21:16 Network Digests
-
- >From: wargo@sdics.ucsd.EDU (Dave Wargo)
- >Subject: icons
-
- As per IM I-347, menu icons are IDs 257-511. In the menu itself, you
- put the ID minus 256.
-
- David Dunham "The more laws there are, the more people are
- Maitreya Design inclined to break them" (Swiss saying)
-
- ------------------------------
-
- From: KELLYTH
- Subject: Dvorak Keyboard Layout
- Date: 20-APR 23:21 Programming
-
- This has nothing to do about laying out Dvorak with a Keyboard, but
- more with a "personal" problem. I can't type QWERTY! I do know the
- dvorak keys though. But I just traded my Macintosh Plus for an SE. Now
- how do I get the old Dvorak back??????? The old patches don't work.
- Local Apple Tech Support said "wow, that's a tough one". Please drop
- E-mail to KellyTH Thanks a million.
-
- ------------------------------
-
- From: VASMUG
- Subject: Any engineers out there?
- Date: 21-APR 05:22 Business Mac
-
- Greetings,
- I'm hoping someone out there will be able to point me in the right
- direction on a CAD program.
- Are you using a CAD program on the Macintosh? What is the best one
- out there? Can you relate pros and cons about a program I should
- purchase?
- Any and all help will be very much appreciated!
- Thank you. Fred Showker <VASmug>
-
- ------------------------------
-
- From: PEABO
- Subject: RE: Any engineers out there? (Re: Msg 19274)
- Date: 21-APR 11:42 Business Mac
-
- This isn't personal experience, but Jean-Louis Gassee was impressed
- enough with Erez Anzel to mention that company's products specifically
- during the Macworld keynote speech as examples of the forefront of
- CAD-CAM on the Macintosh.
-
- peter
-
- ------------------------------
-
- From: DDUNHAM
- Subject: re: SuperPaint, Aldus Prep, spelling che (Re: Msg 19249)
- Date: 22-APR 01:46 Network Digests
-
- > From: David Wilson <WILSON/DAVID@scarecrow.waisman.wisc.edu>
- > Subject: SuperPaint, Aldus Prep, spelling checkers
-
- I don't think you got good advice about Aldus Prep. The only time it
- gets sent to the printer is when PageMaker prints. Just having it in
- your system folder won't cause it to be sent. Once it's in the printer,
- it sits there, taking up memory, until you reset (or turn off) the
- LaserWriter. I've never had problems running out of printer memory, but
- I don't use large downloadable fonts, and I never smooth bitmaps (since
- most of my bitmaps are screen dumps, which should NEVER be smoothed).
-
- Does Spelling Champion know about curved apostrophes?
-
- ------------------------------
-
- From: MACINTOUCH
- Subject: RE: MacFair II and the Macintosh II
- Date: 22-APR 09:29 Network Digests
-
- RE: MacFair II and the Macintosh II
-
- Thanks, Paul, for the excellent and informative report. My only comment
- is "150 software engineers!?!"
-
- Ric
-
- ------------------------------
-
- From: PEABO
- Subject: RE: MacFair II and the Macintosh II
- Date: 22-APR 12:36 Network Digests
-
- I think it's a matter of discipline. Nobody knows how to design a
- personal computer with 150 hardware engineers; conversely, no one knows
- how to design the software for one with only 4 software engineers.
-
- If you think of how much information is tied up in a hardware design
- versus how much is tied up in the software, you see the problem. The
- engineering drawings and the *hardware* part of the spec sheets of the
- chips in the Mac II probably would fit in one or two hundred pages. The
- software specs are close to 3000 pages, and that doesn't count the
- source code or any of the application software that Apple supplies.
-
- The hairy edge of the hardware is in the glue chips that Apple is doing
- with custom VLSI, such as the NuBus controller and the sound chip. If
- you included the insides of the sound chip, you might double the size of
- the hardware spec. Maybe that's why they're supposedly having trouble
- with it??
-
- peter
-
- ------------------------------
-
- From: MACINTOUCH
- Subject: RE: MacFair II and the Macintosh II
- Date: 22-APR 16:41 Network Digests
-
- Heck, hardware is probably as much "source code" as software nowadays;
- just a different language (nets and pins). But I guess my big surprise
- is a result of the impression that the original Mac, which was a much
- bigger incremental step, seemed to have hardware and software both
- designed by a team that totalled about a tenth as many people.
-
- Ric
-
- ------------------------------
-
- From: PEABO
- Subject: RE: MacFair II and the Macintosh II
- Date: 22-APR 20:00 Network Digests
-
- [Oops, I misread your comment to say 10 times instead of one tenth ...
- but I guess I'll just post the correction and leave the rest of my reply
- in place.]
-
- I don't think there were 1500 people involved in the original Mac. Even
- the Lisa team amounted to only 250 man-years, according to the mythology
- of the times. (Did I say 'only'? :-)
-
- I think the hardware design is much smaller than the software design, in
- some sense of number of bits. Hardware is also much more tightly
- constrained; two devices that are not on the same bus don't usually
- interact to any great degree unless the design has a serious fault.
- Hardware is compartmentalized by the mechaics of putting it together,
- and the glitches in hardware are caused by funny timing problems, or
- lack of noise immunity, or difficulties in guaranteeing a reliable
- manufacturing process.
-
- It's too easy to make software modules dependent upon each other in
- subtle ways. It's fantastically easy to build complexity upon complexity
- in software because it doesn't cost much more to manufacture a poorly
- designed package in ROM than it does to manufacture a tightly designed
- package. Software can get out of control much more easily than
- hardware, where you can't add a new function because there's no space on
- the PC board to put it.
-
- peter
-
- ------------------------------
-
- From: DDUNHAM
- Subject: RE: sound problem (Re: Msg 1457)
- Date: 22-APR 01:48 Programming Techniques
-
- No, it's not an intellectual puzzle. The symptoms were a hang. I got
- fed up and replaced the routine with void sound(pitch,duration) int
- pitch, duration; {
- SWSynthRec s;
- ParamBlockRec pb;
-
- s.mode = swMode;
- s.triplets[0].count = (int)(783360L / pitch);
- s.triplets[0].amplitude = 128;
- s.triplets[0].duration = duration;
- pb.ioParam.ioRefNum = -4;
- pb.ioParam.ioBuffer = (Ptr)&s;
- pb.ioParam.ioReqCount = 8L;
- PBWrite(&pb,FALSE); }
-
- In the process, I discovered that the LightspeedC assembler doesn't
- recognize the macro _Write. I'm also convinced there's a bug in their
- StartSound glue -- I was hoping to hear from someone who _has_ used it.
-
- ------------------------------
-
- From: PEABO
- Subject: ResEdit is not your friend
- Date: 24-APR 00:03 Tools for Developers
-
- FLAME ON! I just got zapped by ResEdit in a particularly nasty fashion.
- After working on a new utility program for several weeks, I was all
- ready to send it out when I discovered that it crashed in its help
- dialogs when run on a 64K ROM machine. After spending several hours
- investigating, I found that 4 bytes of one of my StaticText items was
- being moved over top of the text handle of the TERec that the Dialog
- Manager uses to draw in the window (how, I don't know) and that the text
- length field was negative (maybe sign extended from a one-byte value).
- This led me to take a close look at the DITL in hex, and note that my
- dialog contained a 243 byte item. Thumbing through IM reveals that the
- maximum length text item in a DITL is 240. Evidently this limitation
- doesn't apply on the 128K ROMs.
-
- My flame is "why can't I depend on ResEdit to keep me out of trouble?"
-
- Note that I was not editing the DITL in hex, I was using the Mac-ish
- interface and I didn't know how big the string was (it's not that easy
- to find out either
- -- you have to know how to parse the DITL in hex).
-
- Most compilers diagnose syntax errors. They usually don't compile machine
- instructions with unknown addressing modes. Can't ResEdit enforce the laws of
- Macintosh physics?
- FLAME OFF!
-
- Seriously, if this were the only thing wrong with ResEdit I wouldn't mind so
- much. A bug is a bug, after all. The limitation of 240 characters is obscure,
- and by and large it is worth the convenience of editing in a natural fashion to
- put up with occasional problems.
-
- But this isn't the only thing wrong with ResEdit. Just to name a few things:
-
- (1) Unnecessarily difficult method of putting DITL items in any particular
- order (and you nearly always want to put them in a particular order).
-
- (2) No way to locate an item off the visible part of the window. You have
- to edit in hex. Very carefully.
-
- (3) No sanity check on boundary boxes. Type in the wrong digit on the right
- hand margin and poof! Back to hex mode to find the BBox and make it
- well-formed again.
-
- (4) No way to select an item by its number. This would solve (2) and (3)
- if it existed and also would make it possible to create the user items
- that are used to refresh the outline around a button in a standard file
- dialog (BBox = (0,0,0,0)).
-
- (5) Infuriating inconsistency in what double-click means when applied to a
- displayed dialog item. Sometimes it means open the item for non-graphic
- editing, and sometimes it means open the associated resource.
-
- (6) Strange results if you mistakely open an item twice because you covered the
- window from the first time you opened it. That window is still there,
- waiting to be closed and undo your careful adjustments.
-
- (7) Menu editor is numbingly slow. It's too brain damaged to adjust the
- mask of enabled menu items for you. You have to figure out the mask in
- hex and type it in.
-
- (8) Font editor -- never mind. Buy Fontastic: the Font Editor in ResEdit is
- an obscure practical joke.
-
- This list could go on and on, but the picture is clear: ResEdit isn't what it
- could be, and certainly not what most of us imagined it would be back in the bad
- old days when it was coming Real Soon Now. I'll bet some enterprising Mac
- hacker could produce a real Resource Editor that would blow it completely out of
- the water.
-
- peter "In any context, half of all references
- PEABO @ DELPHI are local and half are global."
-
- ------------------------------
-
- From: BRECHER
- Subject: RE: ResEdit is not your friend (Re: Msg 1480)
- Date: 24-APR 03:36 Tools for Developers
-
- The menu editor can be changed from numbingly slow to pleasingly fast by
- replacing the 8 BBITs in the TMPL with a HBYT. One hardly ever alters the style
- of a menu item, so not much is lost in going from 8 radio buttons to a hex byte.
-
- (This idea due to Scott Knaster.)
-
- ------------------------------
-
- From: RMUHA
- Subject: RE: ResEdit is not your friend (Re: Msg 1480)
- Date: 24-APR 22:27 Tools for Developers
-
- Right on! Didn't earlier versions of ResEdit have someone's name and address at
- Apple (in the about box) requesting comments and complaints? If so, you ought
- to send them a copy of your screed. It sums up the problem quite elequently.
-
- You might add the fact that DITLs with large numbers of items are exceptionally
- error prone. When doing the MIDIScope, ResEdit just loved to crash whenever I
- was changing the main window DITL (almost 50 items). I learned to save the file
- after each change, which is a pain since you have to close it and then re-open
- it; there is no save command in the file menu.
-
- ------------------------------
-
- From: UJL0013
- Subject: Prototyper maker Addr wanted
- Date: 25-APR 03:47 Business Mac
-
- I'm so interesting of Prototyper made by SmethersBarnes. I want to know the
- detail info but SmethersBarnes ad. has not their addr. Only their phone # is in
- the ad. So, please teach me their mail address. I want to send them a letter
- requesting detail information mail.
-
- Thanx in your advance. - Masaaki
-
- ------------------------------
-
- From: BRECHER
- Subject: Response to DiskTime II Review
- Date: 25-APR 05:32 Hardware & Peripherals
-
- Charles McConathy of CMS Enhancements has kindly sent me a copy of "A Review of
- DiskTimer II," by Jim Reekes of CMS's Tech Support.
-
- DiskTimer II is a program I wrote and placed in the public domain, with source
- code, which measures certain aspects of Macintosh hard disk subsystem
- performance, namely data transfer rates for "large" (24KB) transfers, and an
- indication of access time (head movement speed). DiskTimer II is widely used as
- an objective benchmark. While I have never claimed that the results of
- DiskTimer II's limited testing are correlated with user subjective speed
- perceptions, the program does have value in relative comparisons if
- intelligently used. Among those who have found it of value (aside from disk
- system developers) are the editors of MacInTouch magazine, who have been
- extensively involved in testing and evaluation of hard disks; they found that
- DiskTimer II results correlated reasonably well with perceived performance in
- actual use.
-
- While, as stated, DiskTimer II has its limitations, I'm afraid that the majority
- of the points raised in Jim Reekes's review are based on errors and
- misunderstandings.
-
- The review discusses disk sector interleaving, and points out that DiskTimer II
- favors disks with smaller interleave factors because DT II makes "large" read
- /write requests. It further points out (and quotes me to this effect) that for
- a series of single-sector requests to consecutive logical sectors, a larger
- interleave factor, on the order of 6:1, is better.
-
- So far, so good. But then Jim says, "[T]he Macintosh only makes single-block
- requests. [p. 1]" And, "[T]he FileManager of the Macintosh will only request
- single block transfers. [p. 2]" Now, I'm afraid this is silly. The author(s)
- of the Mac file system may have made a few mistakes, but that dumb they were
- not. Anyone who has any doubts on this score need only use a debugger to
- intercept the _Read trap and examine those I/O parameter blocks which are
- intended for the disk driver whilst copying a large file in Finder or loading a
- large program. The File Manager makes single-block requests only when it has
- to, i.e., when an application makes a request that is less than or equal to a
- block in size; or, when the application's request does not begin or end on a
- block boundary then the File Manager must buffer the first/last block of the
- request. But when the Resource Manager, or an application, requests 100KB of
- data, all or almost all of that data is obtained via a single request to the
- disk driver (through the File Manager).
-
- > DiskTimer uses device manager calls directly. It never issues calls
- > through the FileManager, which is [what applications use] in the real
- > world. ... This test is unfair and does not behave as a real applicaion
- > would.
-
- I developed DiskTimer II *precisely* to avoid using File Manager calls, i.e., to
- provide a benchmark that could be run without intializing the disk and that is
- independent of the state of the file system on the user's disk. If the file
- system is used on a disk that is not specially prepared to match a standard in
- its file configuration -- which is not reinitialized and carefully loaded with
- the same files in the same order for all units under test -- then benchmarking
- is hopeless due to varying degrees of file fragmentation and varying relative
- distances between files or fragments, not to mention varying RAM cache sizes,
- System versions, Mac ROMs, etc. It is not possible to develop a meaningful
- benchmark that does real-world tasks, does not require reinitialization of the
- disk nor careful setup, and that provides results that are comparable among
- different disks. Given that constraint, DiskTimer II attempts to provide a
- reasonably useful test of performance that may be run on any disk,
- non-destructively, with no special setup, by any user.
-
- > One very important issue that is not even considered in DiskTimer results
- > is whether or not the manufacturers's SCSI drivers are performing any
- > verification of the data that was transferred.
-
- (Other important issues not considered by DiskTimer II are pricing, support,
- warranty, and noise level.) Jim refers to verification of "read/writes"; I
- assume he means read-after-write verification of writes. Most manufacturers
- rely on ECC logic in the controller to detect and (in some cases) correct read
- errors.
-
- Jim then tries to scare users away from DT II:
-
- > Most importantly, DiskTimer should never be run on a disk containing user
- > data. ... If you were to reset, power off, or get the bomb dialog during
- > a DiskTimer test, there is a chance of [losing] some data.
-
- DiskTimer writes to the disk only data that was previously read from the same
- location. You are taking the same chance using DiskTimer -- and no more of a
- chance -- than when using any Macintosh program that does disk I/O. Let me join
- Jim in advising that you should not reset or power off while *any* program is
- doing disk I/O. I have never had any reports of data lost (or of bombs) due to
- DiskTimer II.
-
- > The seek test does not utilize the number of data surfaces ..., the number
- > of blocks per surface, or their size.
-
- Right. Why should it? Do not confuse DT II's access time test with an attempt
- to simulate hardware vendors' average access time statistic. DT II measures the
- time to do a series of single-block reads 1MB of "data distance" apart. As Jim
- notes, the result includes the single-block read times, which have nothing to do
- with seeks. But in most cases, the seek time overwhelms the read times, so the
- confoundment is not significant. He also notes that DT II has no way of knowing
- that a seek has actually occurred; in fact, if the controller has an intelligent
- cache, seeks will not occur -- DiskTimer II's access time is not valid for such
- controllers. But the results in such cases will almost certainly be so low (so
- "good") as to immediately identify them as invalid.
-
- > And even more importantly, this seek test does not consider rotational
- > latency.
-
- False. As explained in the comments in the program source code, a random delay
- (the same random pattern in each run of the program) is imposed between I/O
- requests in order to avoid an accidental latency pattern that might be unfair to
- some drives. The net effect is to include average latency in the result, which
- is not only fair but desireable.
-
- > Moreover, the DiskTimer seek test does not consider ... bad block
- > allocation.
-
- This is why I solicited and published results from multiple testers for the same
- brand of subsystem -- so that anomalies such as might be caused by attempting to
- read a revectored block or track can be identified.
-
- > If one examines the DiskTimer results of the [DataFrame] 20, you'll see
- > seek times ranging from 38 to 80. How can the same hard disk display such
- > variances?
-
- Because it's not the same drive. DataFrame has used different HDAs. They are
- currently using a faster-seeking drive than they did originally.
-
- > Worst of all, DiskTimer uses the Macintosh's internal [60Hz interrupt] to
- > calculate its resulting times. SystemTicks are in 1/60th of a second and
- > DiskTimer is attempting to measure times in 1/1000th of a second! [There
- > follows considerably more material about how DiskTimer II is allegedly
- > attempting to measure individual disk reads or seeks by using the system
- > tick count.]
-
- Huh? DiskTimer uses the number of 60Hz interrupts to measure the elapsed time
- from the start of a test until the end of a test; a test typically takes on the
- order of two to twenty seconds. For each iteration within a test, as stated
- above, there is a random delay, and the 60Hz interrupt is used to impose the
- delay, NOT to measure an individual disk action. While there is an average of
- 1/120th sec error in measuring each delay, the errors are not cumulative except
- for some residual bias which is constant for all tests. As to "Inside
- Macintosh's" warning, quoted by Jim, that the tick count may be inexact, it
- helps to know *why* it says that, and under what conditions it may be inexact.
- The count will be inexact only when there is a significant source of interrupt
- latency such as lengthy floppy disk I/O. It would be extremely ususual for such
- interrupt hold-off to be present during a DT II run.
-
- In sum, in view of the misinformation in the review, I believe that CMS is (with
- all good intent) performing a disservice by distributing the review.
-
- ------------------------------
-
- From: BRECHER
- Subject: Re: Reverting With the Resource Manager
- Date: 25-APR 06:23 MUGS Online
-
- >To: cohn@ucbvax.BERKELEY.EDU (Ted Cohn)
- >Subject: Re: Reverting With the Resource Manager
-
- > Is there way to force the closing of [a] resource file without it being
- > updated?
-
- Clear the mapChanged bit, and then call CloseResFile.
-
- ------------------------------
-
- From: DEWI
- Subject: Switcher programming
- Date: 25-APR 01:30 Developers' Corner
-
- Does anybody know of a list of bugs/gotchas when playing around with Switcher
- internals - using the LaunchSubTask hooks etc. I've managed to get things more
- or less working - the only problem is the occasional infinite loop on launch
- after a few launches and quits. I seem to remember some comments about Switcher
- bugs when LSC 2.0 was released, but I wasn't sensible enough to save them.
- Many thanks,
- Dewi
-
- ------------------------------
-
- From: DDUNHAM
- Subject: re: Writing for MacUser (warning) (Re: Msg 19357)
- Date: 25-APR 19:00 Network Digests
-
- >From: chuq%plaid@Sun.COM (Chuq Von Rospach)
- >Subject: Writing for MacUser (warning)
-
- I assume you're aware that Robert Wiggins (RWIGGINS) is on Delphi? Not that
- he'd be involved directly, but it might be useful to shoot him some Email (it's
- conceivable the post office lost the ms).
-
- ------------------------------
-
- From: DDUNHAM
- Subject: re: How to Change MS WORD 3.0 Menu Names (Re: Msg 19357)
- Date: 25-APR 19:02 Network Digests
-
- >From: pgn@osupyr.UUCP (Paul G. Nevai)
- >Subject: How to Change MS WORD 3.0 Menu Names?
-
- Shortening menu names using Fedit+ should be easy. Most strings are preceded by
- their length (one byte). Or, you could overwrite the extra part with spaces or
- NULs.
-
- ------------------------------
-
- From: INTECO
- Subject: MacFaire Rotterdam Part1
- Date: 26-APR 08:03 Business Mac
-
- MacWorld Rotterdam April 22-24, 1987 (1st Part, more tomorrow) This gives short
- review of what could be found on the Expo. If there are same specific questions
- I will try to help. This was the first MacWorld Expo in Europe. It was a bit
- smaller than the Expo in Boston 1985, you could look at all the products well in
- one and a half days. Nevertheless a lot of new products were presented or shown
- for the first time in Europe. The most products were shown in the fields desktop
- publishing, communication and hard discs. Abvent, France showed WorkStation, a
- 68020 clip-on card for the Mac+ which will work with 12 or 16 Mhz, 2 or 4 MByte
- and optional 68881. Sorry forget to ask for the price. BUILD 123 is a management
- and design tool for the housing industry for $595. From a ground plan it
- produces automatically elevations. SIMUL is a program ($995) for dynamic
- modelling on the Mac+. It calculates movements at a speed of 3000 screens per
- second. ACI, France 4th dimension 3.1, database, and Writer Plus, word
- processor. Adobe impressed with the Illustrator. AST showed the Mac 286 in the
- Mac II running which should be released in August. The Mac 86 board for the Mac
- SE will be released in September. CDS, Netherlands, showed a Mac SE extension
- card ($450) with 4 RS422 serial ports, one IEEE-488 port and optional 68881
- floating point processor. The programmable controller IMC150 is designed in
- first case for the OEM market ($500/1000 pieces) and will be available in a
- month. This board connects to the AppleTalk, has its own Basic interpreter,
- analog inputs and outputs, digital outputs, relays and communication ports.
- D.O.S., Israel, released Laserpaint ($500) a program that integrates drawing,
- painting, text and paste-up in one package, with the accuracy and precision
- required by graphics designers. Laserpaint creates full color separations and
- pure postscript output. Bitmaps of up to 600 dpi and fonts from 3 to 511 points
- are supported. Interesting user interface. EMDAY, Belgium, the European
- subsidiary of MAINSTAY showed V.I.P. 2.2 ($125) with modules for matrix and
- data base manipulation ($80). Translators ($90) in to Lightspeed C and Pascal
- are available for the MPW languages they follow in May. A new product to be
- released soon is Think`n Time, a visual idea processor, a desk accessory (23k)
- written in assembler with a nice and fast graphical interface. It handles even
- calculations and is compatible with MORE and Acta. INTERPROGRAM B.V:,
- Netherlands, displayed its BLUES (Better Logic Using Expert Systems) tools. They
- help to build and maintain systems specifications using Precendence diagrams,
- System Flow, Nassi Schneiderman, Program Flow, Structure Chart and Data
- modelling techniques (prices starting from $600). INVENTAB, Sweden, presented
- MacAccess, a serial driver which can be connected anywhere on an AppleTalk
- network. It is totally transparent to the using software. LaserAccess adds the
- possibility for any computer with RS232 port and Postscript driver to use a
- LaserWriter over Appletalk (no price yet, available in June). Jasmine
- Technologies introduced MegaDrive ($999), featuring removable, 10 megabyte,
- MegaFlopy ($59) diskettes. It is connected to SCSI and the motors turn off after
- not in use. The speed of data transfer looks like the old Apple HD20. This is
- the first product Jasmine is going to sell through dealers.
-
- Uwe Goetzke
-
- ------------------------------
-
- From: PEABO
- Subject: RE: MacFaire Rotterdam Part1 (Re: Msg 19382)
- Date: 26-APR 16:29 Business Mac
-
- I'd be interested in knowing if BUILD 123 is primarily a tool for drawing or if
- it also has things like parts breakdowns and cost estimation. (I have CAD/CAM
- on the brain, I think.)
-
- peter
-
- ------------------------------
-
- From: INTECO
- Subject: RE: MacFaire Rotterdam Part1 (Re: Msg 19402)
- Date: 26-APR 18:58 Business Mac
-
- No Build123 covers the whole house building situation. Create a file of client
- and site information. ENter your site plan showing boundaries, setbacks,
- utilities, and trees. Develope floor plans for the house and automatically make
- precise calculations of all surface areas. Add doors and windows, angle walls
- and designate wall thickness. Create roofs and elevations for the house. The
- area calculations can be read into a spreadsheet program for further
- construction costs estimations. In the 2nd part of the report you will find a
- description of MGM workstation which is a very complete mechanical engineering
- package.
-
- Uwe
-
- ------------------------------
-
- From: DDUNHAM
- Subject: MPW C code resources
- Date: 26-APR 04:55 Tools for Developers
-
- Hmm, I'm not too impressed with MPW. A code resource I converted from Aztec C
- to MPW C takes 19998 bytes, instead of 704. I think this is because every glue
- routine in the known universe gets hauled in. I'm linking with
-
- link -rt ACTf=64 -sn Main=a_TEXT -c Atxt -t ACTF
- a_TEXT.c.o -o d20:MPW:a_TEXT
- "{Libraries}"Interface.o
- "{CLibraries}"CInterface.o
- (pretend there are partial derivatives at the end of the lines)
-
- ------------------------------
-
- From: INC
- Subject: word centering
- Date: 26-APR 11:31 Business Mac
-
- If you're left indent, but _not_ margin, is at .5" and the left margin is at 0",
- and you center a line, it doesn't center from the left margin, but rather the
- indent. This also existed in 1.05 and seems like they don't think it's a
- problem. Any views?
-
- ------------------------------
-
- End of Delphi Mac Digest
- ************************
-