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Retrocomputing Beta

Help Center > Badges > Teacher

 Teacher
Answer a question with score of 1 or more.
Awarded 996 times
Can we get a complete timeline on the IRIS Operating System for Data General Novas?
Awarded 16 hours ago
What is the purpose of the yellow wired panels on the IBM 360 Model 20?
Awarded yesterday
Patch BBC Master ROM using Sideways RAM?
Awarded May 19 at 0:15
Largest memory peripheral for Sinclair ZX81?
Awarded May 17 at 10:45
Purpose of using REM when running TR-DOS commands in BASIC
Awarded May 17 at 9:10
Fate of mystery Motorola RMS graphics chipset (68486 + 68487)
Awarded May 16 at 21:30
XT IDE causes BASIC not to load properly on IBM 5155
Awarded May 15 at 21:25
Is it possible to crash the Apple II using only the Apple II Basic REPL?
Awarded May 15 at 14:45
PET game, enemies attempt to break through several concentric sets of walls
Awarded May 15 at 0:50
Were there any commercially available graphical interfaces before the apple Lisa?
Awarded May 14 at 16:25
Did anyone ever use the extra set of registers on the Z80?
Awarded May 13 at 10:50
Limiting factor on sprite sizes
Awarded May 12 at 15:35
Troubleshooting and reparing an Atari 800XL with a single key not working
Awarded May 12 at 12:30
Commercially available computer with single-step feature?
Awarded May 9 at 7:50
Formatting a 720K floppy disk over USB fails with Windows 10
Awarded May 7 at 11:50
What is the most rudimentary input method a platform has ever been programmed in?
Awarded May 7 at 7:10
What was the design of the Macintosh II's MMU replacement?
Awarded May 1 at 21:20
Is there a way to get a compiler for the original B programming language?
Awarded Apr 28 at 12:35
Why is modulo operation an operator for integer types but only a function for floating-point ones?
Awarded Apr 28 at 12:00
How to get a plain text file version of a CP/M .BAS (M-BASIC) program?
Awarded Apr 28 at 2:50
Are all CP/M-80 implementations binary compatible?
Awarded Apr 26 at 17:10
Did the BCPL programming language support floats?
Awarded Apr 26 at 16:50
What makes accurate emulation of old systems a difficult task?
Awarded Apr 25 at 16:15
Are there any modern compilers that can generate Amiga/m68k executables?
Awarded Apr 25 at 12:00
What makes accurate emulation of old systems a difficult task?
Awarded Apr 25 at 7:40
Was Objective-C really a hindrance to Apple software development?
Awarded Apr 24 at 6:15
Was Objective-C really a hindrance to Apple software development?
Awarded Apr 23 at 23:10
What characters which were in use at the time were excluded from ASCII?
Awarded Apr 23 at 22:45
Were there any commercially available graphical interfaces before the apple Lisa?
Awarded Apr 23 at 21:55
Was Objective-C really a hindrance to Apple software development?
Awarded Apr 23 at 20:20
Why weren't discrete x86 CPUs ever used in game hardware?
Awarded Apr 20 at 14:15
Did any compiler fully use Intel x87 80-bit floating point?
Awarded Apr 19 at 12:20
What was the first language to use conditional keywords?
Awarded Apr 18 at 14:40
What was the first language to offer “full” structured programming support?
Awarded Apr 18 at 14:35
What does the “x” in “x86” represent?
Awarded Apr 17 at 22:40
What does the “x” in “x86” represent?
Awarded Apr 17 at 12:00
What were the main uses of the large CRT and light pen on early PDP computers?
Awarded Apr 16 at 16:35
What does the “x” in “x86” represent?
Awarded Apr 16 at 6:05
What is a .95END file?
Awarded Apr 15 at 21:00
What were the main uses of the large CRT and light pen on early PDP computers?
Awarded Apr 14 at 3:30
Why could you hear an Amstrad CPC working?
Awarded Apr 10 at 13:10
What makes a floppy disk bootable?
Awarded Apr 8 at 8:45
Alternatives for TurboVision on DOS
Awarded Apr 7 at 18:15
Windows 98 hangs after entering password on fresh install
Awarded Apr 7 at 1:40
How much RAM could one put in a typical 80386 setup?
Awarded Apr 5 at 15:20
Drilling 720Kb floppies to 'upgrade' them to 1440Kb?
Awarded Apr 5 at 0:45
Did the PC/AT-bus use its expanded address space?
Awarded Apr 3 at 11:35
What was the technical reason behind the octal digits used for CompuServe User IDs?
Awarded Apr 3 at 9:20
What was the first Unix version to run on a microcomputer?
Awarded Apr 3 at 9:20
How to use the MOD operator in TRS-80 model 100 BASIC?
Awarded Apr 2 at 21:20
Why were 5.25“ floppy drives cheaper than 8”?
Awarded Apr 2 at 16:30
Why did some early computer designers eschew integers?
Awarded Apr 2 at 12:05
Early programmable calculators with RS-232
Awarded Apr 2 at 9:45
Why did some early computer designers eschew integers?
Awarded Apr 1 at 14:05
Why did some early computer designers eschew integers?
Awarded Apr 1 at 2:00
(post deleted or otherwise unavailable)
Awarded Mar 29 at 16:15
Rescuing data from old audio cassettes
Awarded Mar 29 at 16:15
How widespread was the 'test' activation code for Microsoft products?
Awarded Mar 29 at 9:15
Z80 unexpected output
Awarded Mar 28 at 18:55
How can I implement the modulus operator in Commodore 64 Basic?
Awarded Mar 27 at 7:48
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