Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

Have you ever dreamed of making a bash script that assembles Intel 8080 machine code? [Chris Smith] did exactly that when he created xa.sh, a cross-assembler written entirely in Bourne shell script.

Learn how to use Bash aliases to shorten commands, reduce errors, speed up tasks, and improve your productivity in the Terminal.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. We may earn a ...

Back in the 1980s, your options for writing your own code and games were rather more limited than today. This also mostly depended on what home computer you could get your hands on, which was a ...

A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...