Small Sharp Software Tools

Harness the Combinatoric Power of Command-Line Tools and Utilities

Bash

6. Looking Up Domains

Published February 6, 2019

Use `host`, `dig`, and `whois` to look up information about domain names.

5. Fixing Mistakes

Published January 28, 2019

Typos happen. Fix them with these two tricks.

4. The Cal Command

Published January 27, 2019

Display a quick calendar from your command line.

2. Making Directory Structures

Published January 23, 2019

Use the mkdir command and brace expansion to create a complex directory structure in a single command.