Short-short programs

A “Short-short story” is a kind of literary form, and it is very short (100-1000 words) as the name describes. Usually it has a tip of humor, and sometimes it is really meaningful.

“Short-short programs” are softwares. They are very short, and useful for your daily life with computers, rarely.

The most of programs are for UNIX (or UNIX-like) environment.

Walking Motion

WalkingMotion is a class library that generates 2D pseudo human walking motion by a combination of a couple of trigonometric functions.
2015.9.24

Warping Sprite (in the memories of bits)

My very first computer was the Hitachi MSX “H1”. While tinkering with one of the sample programs in its manual, I experienced this sensation of bits, unbound by mass. When you hold down …
2013.6.6

6502 snake (destructive edition)

I made a small modification to the 6502 emulator called Easy 6502 by Nick Morgan. In the original version, only the memory area from $200 to $5FF is visualized, so the area from $600 onward (where …
2013.6.4

bigecho

Note: "BIGECHO" is one of the largest karaoke shop chain in Japan. bigecho displays a line of text on the standard output like echo command, but with large letters. A termio support is required. …
2004.3.16

tomorrow / yesterday

Yes, you have "date" command to know what is the date today. Then how about tomorrow? Fortunately, GNU's date command can display any date what you want to know. I recommend you to create following …
2004.1.1

Quit

quit displays an ascii-art animation of running cars.
2002.3.6