bash

Version control isn’t just for source code sitting in Git repositories. Sometimes the need is smaller and more…

Anyone who’s spent time at a terminal has run into the same small annoyance: a .tar.gz here, a…

Archiving is the flip side of unarchiving: bundling files and directories into a single, portable, often compressed container.…

Encrypted files are only useful if decryption is just as easy as encryption. Yet in practice, decryption commands…

Encryption is the natural counterpart to the decryption utility covered in the previous article, and building both together…

File conversion is one of those tasks that seems trivial until it happens fifty times a week —…

Inconsistent formatting is a quiet source of friction: mixed line endings between Windows and Unix collaborators, tabs and…

Interactive editors like Vim and Nano are great for hands-on work, but a lot of real editing needs…

Filtering is the task of pulling relevant lines, records, or files out of a larger set based on…

Sorting seems like a solved problem — everyone knows sort exists — until the actual requirement turns out…