7 ‘ancient’ Unix commands you can still use today

Dmitrii Eliuseev
Dev Genius
Published in
7 min readMar 20, 2023

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A lot of people are using OSX or Linux nowadays, and most of them never realized that some of the commands they use regularly are much older than they think. I will show 7 really ‘ancient’ Unix commands that literally did not change within several decades and can still be used on a modern PC.

PDP-11/70, Image Source © https://en.wikipedia.org/wiki/PDP-11

To demonstrate these commands, I will use 2 systems: a modern Ubuntu console and a…

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Python/IoT developer and data engineer, data science and electronics enthusiast