Questions tagged [software]

For questions about the applications and programs that can be run on retro devices (computers, etc.)

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18
votes
2answers
4k views

First commercial DOS game?

What was the first commercial game sold for use on IBM/MS/PC DOS after the IBM August 12, 1981 release.
49
votes
3answers
7k views

What was Nintendo's Software Development Environment for NES Games?

(This question was inspired by my previous question What kind of software was used to develop Nintendo 64 titles?) The NES used a modified 6502 processor and most games were written in Assembly. ...
22
votes
4answers
4k views

Why did Pokémon Red have so many overflow bugs?

(This question also applies to other Game Boy games, but Pokémon seems to be one of the best-documented.) Pokémon Red & Blue (Red & Green in Japan) is a pair of Game Boy games about capturing ...
45
votes
11answers
17k views

Why not use fractions instead of floating point?

Considering all those early home computers, the ZX Spectrum, the Galaksija, the VIC-20, the Apple I/II/III, and all of those, they all have some 8-bit CPU which does integer arithmetic and no floating ...
19
votes
1answer
3k views

What kind of software was used to develop Nintendo 64 titles?

There seems to be a lot of discussion online about the development hardware used to create Nintendo 64 titles: SGI Indy "pizza box" workstations, SGI's custom Ultra 64 development boards (aka "...
27
votes
3answers
2k views

What are the differences between a PAL and NTSC C64?

A lot of programs released for the Commodore 64 contained different software for the PAL or NTSC computer. Why did they have different versions of the hardware? Did the software have to be different ...
24
votes
17answers
6k views

Was self-modifying code possible using BASIC?

Was self-modifying-code possible using BASIC? Parameters: On commonly affordable home-computers before 1984 Code that changes its own instructions while it is executing Using BASIC only Not using ...
11
votes
4answers
717 views

Old school backup systems: what are they?

So being a sysadmin for several years, I learned that "Jesus saves, but God makes tape backups," several times over. Watching Season 2 of Halt and Catch Fire, there is some data loss. Being that ...
8
votes
1answer
276 views

How did Drive Overlay programs break BIOS disk barriers on older PCs?

I was just reading a thread on Vogons about OnTrack and EZ-Drive setup, and it occurred to me that I have no idea how they work. Please explain why the barrier existed and then how the overlay ...
5
votes
2answers
654 views

How were analytics gathered on software built for retrocomputing platforms?

In modern software development, it is a common practice to include some kind of analytics tracking software to see how customers are using your software, what a typical user flow of the application is,...
10
votes
1answer
963 views

Where do command line switches originate from?

In Linux we have command line switches traditionally started with minus ls -al. In Windows those start with slash dir /b. I remember that on RSX-11M that I used to deal with and later on RT-11 the ...
3
votes
1answer
633 views

How did PC boot games handle saving?

I was reading on this RCSE page about old PC games that you had to boot into to play. Obviously the machine that the game would run on would at least have enough RAM and necessary graphics ...