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Retrocomputing

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Awarded 1625 times.
What model of minicomputers appears in “Magnum cop” (1978)?
Awarded Feb 17 at 20:07
Where was the Willowsoft Overture File System (OFS1) used?
Awarded Feb 4 at 21:52
What did we call LANs before the term "LAN" was coined in 1990?
Awarded Feb 4 at 15:41
Was the C64's "Bytes Free" message hard coded to show 38911 bytes?
Awarded Feb 3 at 11:05
Why use static RAM addresses instead of the stack?
Awarded Jan 28 at 15:50
If modern keyboards use 8-bit microcontrollers (due to low cost), what microcontrollers did keyboards for 8-bit/16-bit era of computers use?
Awarded Jan 28 at 15:50
How was early randomness generated?
Awarded Jan 28 at 15:50
How does single-stepping on the 8086 interact with internal and external interrupts?
Awarded Jan 9 at 10:22
Has there ever been a C compiler where using ++i was faster than i++?
Awarded Jan 6 at 10:01
What causes the glitchy sound when a GBA cartridge is removed?
Awarded Dec 25, 2025 at 6:31
Where does the trouble older CD drives have reading newer burned discs come from?
Awarded Dec 19, 2025 at 15:32
Early 1982 PCW article about pseudo random dungeon mapping
Awarded Dec 17, 2025 at 18:25
Why did the 8087's constant ROM contain the value ln(2)/3?
Awarded Dec 10, 2025 at 8:35
ZX Spectrum interrupt handling: maskable and NMI
Awarded Dec 8, 2025 at 9:20
Why do sprites lag behind a scrolling map in first-generation Pokémon games?
Awarded Nov 26, 2025 at 11:40
Was the second copy of the FAT ever used for anything?
Awarded Nov 25, 2025 at 16:46
How were large UNIX installs managed in the 80s/90s?
Awarded Nov 20, 2025 at 15:55
Did DOS on the early, slow machines ever fail to handle interrupts timely, and what happened if it did?
Awarded Nov 18, 2025 at 10:53
Why did CPU designers in the 70s prioritize reducing pin count?
Awarded Nov 13, 2025 at 20:55
Why are C64 games inconsistent with which joystick port they use?
Awarded Nov 11, 2025 at 20:40
Are pixels on the Commodore 64 square?
Awarded Nov 6, 2025 at 17:06
What was the minimum amount of addressable memory? When and why did computers become byte-addressable?
Awarded Oct 22, 2025 at 15:46
What is the oldest computer capable of running a modern version of GNU/Linux?
Awarded Oct 19, 2025 at 17:23
How were printouts done on Commodore PETs
Awarded Oct 16, 2025 at 22:56
Why was video, audio and picture compression the poorest when storage space was the costliest?
Awarded Oct 10, 2025 at 7:16
Did any CPU have a special instruction for multiplying or dividing by ten?
Awarded Oct 2, 2025 at 20:03
Where and when did the ".s" suffix for assembly-language source files originate?
Awarded Sep 25, 2025 at 16:28
An MS-DOS program I would like to run exits with “Program too big to fit in memory”. What tool can I use to reverse-engineer and patch this out?
Awarded Sep 17, 2025 at 10:48
Why is ASCII punctuation in that order?
Awarded Sep 17, 2025 at 5:03
When did the transition from static to dynamic shared libraries happen?
Awarded Sep 16, 2025 at 6:13
Did any early RISC OS precursor run on the BBC Micro?
Awarded Sep 13, 2025 at 4:26
Why was BASIC on the Commodore 64 one byte shy of 38KiB?
Awarded Sep 12, 2025 at 17:00
Difference between machine language and machine code, maybe in the C64 community?
Awarded Sep 10, 2025 at 14:35
Most modern C compilers targeting DOS 8086, running on DOS 8086 (16-bit)
Awarded Sep 7, 2025 at 14:36
What was the name of the object-oriented C language I used in the 1980s on the Mac
Awarded Sep 5, 2025 at 4:06
Where can one read Microsoft Knowledge Base articles?
Awarded Sep 3, 2025 at 17:30
Did any x86 CPU optionally trap unaligned access?
Awarded Aug 31, 2025 at 6:12
Why were there no 32-bit versions of 65xx CPUs, or 64-bit versions of m68k CPUs?
Awarded Aug 18, 2025 at 11:22
Was the ZX Spectrum used for serious number crunching?
Awarded Aug 17, 2025 at 8:33
Why did many arcade games have separate sound CPUs?
Awarded Jul 30, 2025 at 14:18
Who considered multimedia capability a liability for a business computers, and why?
Awarded Jul 29, 2025 at 15:16
Why did many arcade games have separate sound CPUs?
Awarded Jul 29, 2025 at 13:12
How much did the 6502 and Z80 cost?
Awarded Jul 28, 2025 at 9:38
When and why is fwait necessary when using the 8087 coprocessor?
Awarded Jul 25, 2025 at 20:23
Where did the name of Windows XP come from? Was it connected to the Cairo project?
Awarded Jul 25, 2025 at 19:35
What problems did Knuth have because TeX and WEB were Pascal instead of C?
Awarded Jul 23, 2025 at 22:51
What was the PE subsystem value of 8 (`IMAGE_SUBSYSTEM_NATIVE_WINDOWS`) used for?
Awarded Jul 15, 2025 at 2:12
How much faster are binaries produced by Modern compilers vs 1980s compilers vs for Retro CPUs/Computers? Binary benchmarks
Awarded Jul 4, 2025 at 20:26
What was the first x86 processor to run a virtual machine?
Awarded Jul 2, 2025 at 13:32
Was the meaning of ... (ellipsis) for buttons and menus already defined in MS DOS?
Awarded Jun 26, 2025 at 20:57
What UI first distinguished radio buttons from checkboxes with circles and squares?
Awarded Jun 25, 2025 at 13:55
If modern keyboards use 8-bit microcontrollers (due to low cost), what microcontrollers did keyboards for 8-bit/16-bit era of computers use?
Awarded Jun 18, 2025 at 11:25
ZX Spectrum Elite are vipers coming out of docking station?
Awarded Jun 12, 2025 at 19:16
Why is the Unix command "touch" called touch? How is it related to new/create or update?
Awarded Jun 12, 2025 at 8:33
What happened in the graphics card benchmark scandal in the 1980s?
Awarded Jun 11, 2025 at 10:40
What did a mouse from before 1988 with 5 buttons look like?
Awarded Jun 6, 2025 at 18:07
Why is the PICTURE clause called the PICTURE clause in COBOL?
Awarded Jun 4, 2025 at 23:52
Why did CP/M and MS-DOS use the BIOS instead of their own drivers to access hardware?
Awarded Jun 2, 2025 at 4:51
How Did 1988 PCs Achieve 12 MHz DRAM Cycles with 80 ns Chips
Awarded May 30, 2025 at 9:47
Why did the NES/FC's PPU's OAM use memory that 'decays' over time?
Awarded May 27, 2025 at 2:30
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