Retrocomputing Stack Exchange by Kiwix

Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear

Most popular questions

136 What algorithm did Microsoft use to dither colour in early versions of Windows? 2016-12-08T00:34:45.623

90 How did Commodore's anti-Microsoft Easter Egg work? 2017-08-02T16:45:40.330

85 Does "Disk Operating System" imply that there was a "non-disk" Operating System? 2017-03-05T01:50:56.133

84 Was there ever any reason to wait 30 seconds to restart a c.1995 PC? 2018-02-05T08:56:50.713

81 How was early randomness generated? 2017-02-05T10:22:30.750

76 How can tilting a N64 cartridge cause such subtle glitches? 2016-11-01T15:41:45.140

75 Why would a NES game use an undocumented 1-byte or 2-byte NOP in production? 2016-12-04T04:21:22.730

72 Why was BASIC built into so many operating systems? 2016-05-11T20:20:20.267

64 What technological factors drove the rise of "high-speed" modems in the early 1990s? 2017-11-22T15:25:40.757

64 How did people use ed? 2018-01-03T22:11:55.383

60 Were there 8086 coprocessors other than the 8087? 2017-03-06T13:36:23.223

60 Did any 8-bit computer system / OS have concepts for concurrency and multitasking like we know from today? 2017-08-22T17:27:58.983

59 How did Windows 3.1 implement multitasking? 2016-06-07T23:25:40.107

57 Did Apple not originally allow anyone to develop software for the Macintosh? 2017-03-21T00:13:55.943

56 What key factors led to the sudden commercial success of MS Windows with v3.0? 2017-03-02T21:26:51.780

54 Where did the popularity of the `i` variable come from? 2016-11-30T23:54:12.170

53 Why does the Minus World exist? 2016-11-06T19:31:09.187

53 What character is the MS-DOS cursor? 2018-01-31T19:15:23.403

50 Why are a lot of monochrome computer monitors green? 2016-06-01T23:40:22.113

50 What early home computers have more than one CPU, where both could be used by the programmer? 2017-01-21T13:31:41.990

50 Reason for the Amiga clock speed 2017-01-24T19:36:02.353

50 Is it safe to turn on a 40-year old TRS-80? 2018-01-17T12:53:10.207

49 Why use static RAM addresses instead of the stack? 2016-05-17T15:10:45.650

48 What's the story behind the name "X11"? 2017-06-07T08:25:19.567

46 Which Linux or BSD distributions do still support i386, i486 or i586 CPUs? 2016-12-01T20:22:46.397

46 Why did base64 win against uuencode? 2017-06-01T14:40:24.803

46 How was the first assembler for a new home computer platform written? 2017-07-18T16:00:53.047

45 What is the infamous instruction LOADALL on the 80286 and what was it used for? 2016-06-24T14:17:03.710

44 Why do older computer cases turn yellow? 2016-04-21T12:58:14.197

44 Why did Commodore fill their power supplies with epoxy? 2017-08-07T15:16:32.753

43 What was Nintendo's Software Development Environment for NES Games? 2016-07-20T16:01:53.720

41 What's the relationship between early 90s Pentium microprocessor and today's Intel designs? 2017-07-25T16:20:40.730

40 How exactly does Sonic & Knuckles' 'Lock-On Technology' work? 2016-09-26T13:38:28.773

40 How were Western computer chips reverse-engineered in USSR? 2016-12-05T19:30:59.723

40 Why would older video games include fragments of source code? 2017-03-10T13:16:17.523

40 Why did the PDP-11 include a JMP instruction? 2017-04-12T10:55:33.183

39 Are there any modern compilers that can generate Amiga/m68k executables? 2016-05-21T13:30:41.540

38 Can a PET 2001 be physically damaged from BASIC? 2016-12-07T19:49:16.660

38 How were the first ZX Spectrum games written? 2017-07-16T14:01:31.373

38 What protocol do Teletypes use? 2017-08-08T16:08:12.950

38 Why were floppy drives not any faster? 2018-01-16T13:55:14.493

37 How long will floppy disks maintain data integrity? 2016-05-26T16:17:58.340

37 The history of the NULL pointer 2018-02-06T09:59:58.890

36 Why did the IBM PC need a sound card? 2018-02-28T20:58:35.100

35 Why do programmable sound generators like SID include a noise generator? 2017-03-29T15:22:37.730

34 What was the first programming book 2016-06-02T08:06:14.497

33 What precautions to take when powering on old computer for the first time in years 2017-05-05T22:07:05.917

33 How does the 68060 branch predictor work? 2017-12-25T14:52:15.107

33 Is DOS being shipped with or as an installed OS? 2018-02-05T09:01:57.957

33 Why are punch card readers no longer in use? 2018-02-05T14:18:34.490


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