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

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

101 It's now safe to turn off your computer 2018-06-20T07:19:12.160

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

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

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

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

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

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

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

74 Why were CLIs typically light text on dark background, whereas GUIs typically use(d) dark text on light background? 2018-09-14T20:23:16.437

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

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

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

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

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

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

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

62 How was C ported to architectures that had no hardware stack? 2018-08-06T12:24:39.133

61 Why did Unix use slash as the directory separator? 2018-07-12T17:07:43.983

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

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

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

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

57 Were later MS-DOS versions still implemented in x86 assembly? 2018-10-07T09:16:19.353

56 Why did some early CPUs use external math chips? 2018-04-04T08:15:41.130

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

55 Why do C to Z80 compilers produce poor code? 2018-03-28T11:42:00.260

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

54 What are the software logos in MORICONS.DLL? 2018-06-10T19:15:59.997

53 Why did DOS use dollar-terminated strings? 2018-09-19T17:19:27.563

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

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

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

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

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

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

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

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

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

46 Did personal computers ever support 8" floppies? 2018-09-20T08:46:03.113

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

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

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

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

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

44 Why was preemptive multitasking so slow in coming to consumer OS's? 2018-09-26T16:20:20.847

43 Why is Windows using CRLF and Unix just LF when Unix is the older system? 2018-05-03T15:21:26.360

43 Why did F1 become the Help Key? 2018-06-14T14:05:51.330

43 Why were chips socketed in early computers? 2018-09-05T14:20:43.960


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