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How were the signs for logical and arithmetic operators decided?

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PDP11
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8 votes
5 answers
3k views

How to create fast an icon file for Amiga program in WB drawer?

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Zenzizenzizenzic
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11 votes
2 answers
1k views

What is this unusual syntax for the Commodore SYS command?

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supercat
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5 votes
6 answers
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When was the end of the floppy-only IBM PC clone?

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TonyM
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34 votes
7 answers
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Why did the Motorola 68000 processor family fall out of use in personal computers in the 21st century?

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Mark Morgan Lloyd
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7 answers
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Did any computers use the Z80B?

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6 answers
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What was the first Unix version to run on a microcomputer?

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11 votes
5 answers
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What made the ENIAC "programmable"?

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Zak
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30 votes
14 answers
7k views

History of non-American software/hardware/CS theory development, 1940s-1980s?

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another-dave
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10 votes
2 answers
614 views

Did any ZX Spectrum clones use a 16 bit datapath between memory and video generation?

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Lorraine
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7 votes
2 answers
467 views

Identify a 90's game with a car with a mounted cannon

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DewiW
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2 votes
1 answer
82 views

How to get games working on MAME? [closed]

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lvd
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3 votes
3 answers
380 views

How to run certain .COM files on Amstrad CPC6128?

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InnerBushman
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4 votes
1 answer
2k views

AmigaOS 3.9 - where can I buy it?

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Peter Mortensen
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33 votes
2 answers
7k views

Why was 2^127 − 1 an interesting problem for "Baby"?

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Lorraine
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4 votes
1 answer
181 views

Documentation for the SALUT preprocessor of the IBM Macro Assembler 2.0

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Raffzahn
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24 votes
1 answer
3k views

What's the most recent version of AmigaOS?

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Richard Downer
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8 votes
0 answers
378 views

How was the Amiga console supposed to work with only 32KB of RAM?

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hippietrail
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4 votes
3 answers
628 views

ZX Spectrum red stripes during loading

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6 votes
3 answers
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Does Sinclair Spectrum BASIC have a maximum length for one line?

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Alexander B
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7 votes
2 answers
329 views

Details of ZS Scorpion port 0x1ffd

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Alexander B
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0 votes
1 answer
95 views

Monitor connector for C64 and ST the same?

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Alex Taylor
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6 votes
2 answers
930 views

Change color of the text written in PPU memory (NES-Super Mario Bros)

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CommunityBot
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2 votes
1 answer
484 views

Windows 95 Protection bootup error? [closed]

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Windows-'NT'-
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0 votes
2 answers
187 views

An idea about memory management [closed]

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Raffzahn
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63 votes
6 answers
17k views

Why were most PCs and electronics beige back in the day?

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Robert Columbia
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45 votes
3 answers
5k views

Was AGP only ever used for graphics cards?

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Bryan Boettcher
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4 votes
1 answer
438 views

How do you find the EBDA address?

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John Dallman
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7 votes
3 answers
1k views

Is there a version of Python that runs on a QL, Speccy or a Commodore?

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Alexander B
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3 votes
2 answers
405 views

Apple IIc making grinding sounds when accessing disks beyond normal clicks

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coneypylon
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5 votes
2 answers
515 views

Apple ][ nibble disk format specification

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fadden
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-2 votes
1 answer
174 views

How did Jon von Neumann come up with the idea of the Von Neumann architecture? [duplicate]

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Raffzahn
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40 votes
15 answers
17k views

Were there ever 12-, 24-, 48-, etc bit processors?

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PDP11
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1 vote
0 answers
60 views

What was the hardware-level data format on IBM 1316 or 2316 disk packs?

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Leo B.
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21 votes
2 answers
4k views

Were there any PCs using the i376?

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Stephen Kitt
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25 votes
2 answers
4k views

Was leaving all xxxxxx11 opcodes unused on the 6502 a deliberate design choice?

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Lorraine
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5 votes
2 answers
494 views

Is there any RAM disk software available for Apple II DOS 3.3?

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btech
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26 votes
5 answers
5k views

Why does the Z80 include the RLD and RRD instructions?

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supercat
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0 votes
0 answers
66 views

MAME on Original XBOX - How to remove a game from the list [closed]

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Alot Anor
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2 votes
0 answers
107 views

Compaq Contura 430C replacement hard drive

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user3840170
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15 votes
4 answers
5k views

How could early computers perform data operations before John von Neumann proposed the concept of ALU?

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Patrick Schlüter
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8 votes
0 answers
341 views

Can you name this 386/486 era computer case?

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wizofwor
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9 votes
4 answers
2k views

Detecting if a video mode is supported by INT 0x10

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tofro
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3 votes
0 answers
184 views

How do you jump to an absolute address in a SNES ROM, in IDA Pro?

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AlphaCentauri
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19 votes
1 answer
4k views

What is the arcade game played in the "The Boys Next Door" movie?

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Jacob Krall
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16 votes
4 answers
1k views

How to write the Apple ][ HIRES pages to disk to make screenshots?

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SEGStriker
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7 votes
1 answer
209 views

Does MSX support DMA from slots?

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Raffzahn
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0 votes
1 answer
379 views

Name of Commodore tape format?

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Raffzahn
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