User Stephen Kitt

31 votes

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What are the laws concerning emulation in the US?

answered Dec 20, 2016 at 16:38

31 votes

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Are later 68000 variants backward compatible with earlier ones?

answered Jun 5, 2018 at 10:12

31 votes

Do you need to allocate memory before you use it in MS-DOS?

answered Oct 17, 2017 at 14:04

31 votes

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When was QDOS changed to MS-DOS?

answered Nov 2, 2018 at 16:21

30 votes

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What init system was used in early Linux distributions?

answered Nov 16, 2018 at 13:37

30 votes

Did terminals (e.g. VT100) require a terminal driver on the host computer?

answered Jan 21, 2019 at 15:36

30 votes

Why did ScanDisk exist?

answered Jun 8, 2019 at 19:29

30 votes

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Should 486s have a heatsink?

answered Aug 16, 2017 at 16:45

30 votes

What caused the downfall of Pascal?

answered Jun 14, 2018 at 9:41

30 votes

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Why did the Atari 800 designers choose such a radical system design?

answered Apr 30, 2017 at 21:24

30 votes

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How did the classic Macintosh come to use Eurocard connectors?

answered Nov 29, 2021 at 16:16

30 votes

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How was the order of Unicode block-quadrant characters chosen?

answered Apr 26 at 12:27

29 votes

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Was ARPANET connecting mainframes or terminals?

answered Aug 26, 2022 at 13:32

29 votes

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How were bugs reported for compilers that were shipped on floppy disks?

answered Dec 2, 2016 at 7:55

29 votes

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Why was UNIX never backported to the PDP-7?

answered Apr 10, 2018 at 8:44

29 votes

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Looking for a platformer game

answered Nov 13, 2018 at 15:50

28 votes

How well known and how commonly used was Huffman coding in 1979?

answered Jun 21, 2019 at 8:15

28 votes

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Why the DOS extender and DPMI were unavailable to DOS programs on 286 standard mode of Windows 3.0

answered Jun 5, 2019 at 7:45

28 votes

How did the SysRq key get onto modern keyboards if it's rarely used?

answered Jul 28, 2019 at 18:29

28 votes

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What is most appropriate choice for DOS for a 1990 80386 PC?

answered Apr 17, 2017 at 8:24

28 votes

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Why is the 8254's default rate 18.2 Hz?

answered Aug 31, 2016 at 20:56

28 votes

What did Ctrl+NumLock do?

answered Mar 3 at 10:46

28 votes

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Detecting the version of i486 CPU

answered Mar 11 at 16:22

28 votes

How did games like Doom offer free trials? What was packaged in their free trial software packages?

answered Oct 28, 2020 at 17:45

27 votes

How was the real-time clock implemented in the original IBM PC and PC/XT?

answered Sep 2, 2021 at 15:14

27 votes

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What happens when the segment plus offset overflows 20 bits?

answered Jun 23, 2022 at 17:12

27 votes

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Are PowerPC processors still manufactured and used in desktop computers?

answered Jun 9, 2016 at 14:38

27 votes

How did "Ballblazer" pull off fast, smooth, first-person, solid-model 3D on Atari 8-bits?

answered Mar 11, 2017 at 19:51

27 votes

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How many lines of code were in the first Unix version (with the Thompson shell)?

answered Jan 12, 2018 at 19:00

27 votes

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How to write directly to video memory using "debug.exe" in MS-DOS?

answered Jun 7, 2017 at 6:13

Stack Exchange Network

526 Answers

What are the laws concerning emulation in the US?

Are later 68000 variants backward compatible with earlier ones?

Do you need to allocate memory before you use it in MS-DOS?

When was QDOS changed to MS-DOS?

What init system was used in early Linux distributions?

Did terminals (e.g. VT100) require a terminal driver on the host computer?

Why did ScanDisk exist?

Should 486s have a heatsink?

What caused the downfall of Pascal?

Why did the Atari 800 designers choose such a radical system design?

How did the classic Macintosh come to use Eurocard connectors?

How was the order of Unicode block-quadrant characters chosen?

Was ARPANET connecting mainframes or terminals?

How were bugs reported for compilers that were shipped on floppy disks?

Why was UNIX never backported to the PDP-7?

Looking for a platformer game

How well known and how commonly used was Huffman coding in 1979?

Why the DOS extender and DPMI were unavailable to DOS programs on 286 standard mode of Windows 3.0

How did the SysRq key get onto modern keyboards if it's rarely used?

What is most appropriate choice for DOS for a 1990 80386 PC?

Why is the 8254's default rate 18.2 Hz?

What did Ctrl+NumLock do?

Detecting the version of i486 CPU

How did games like Doom offer free trials? What was packaged in their free trial software packages?

How was the real-time clock implemented in the original IBM PC and PC/XT?

What happens when the segment plus offset overflows 20 bits?

Are PowerPC processors still manufactured and used in desktop computers?

How did "Ballblazer" pull off fast, smooth, first-person, solid-model 3D on Atari 8-bits?

How many lines of code were in the first Unix version (with the Thompson shell)?

How to write directly to video memory using "debug.exe" in MS-DOS?