About thirty years ago [H. P. Friedrichs] pulled off a hack that greatly improved the process of programming with punch cards. At the time, his school had just two IBM 029 keypunch machines. One of ...

Cards like these were used widely to input and store data for specialised data processing equipment from about 1890 to about 2000 - they may still be in use on some large computers. This one was ...

Back in the 1970s, computers weighed a ton, filled up an entire room and stored their data on keypunch cards, magnetic tape and floppy disks that were actually, well, floppy. And then along came the ...