Small, Sharp Software Tools

Appendix 1Command Quick Reference

This is a quick reference of all commands used in this book. Some of these commands need to be installed via the package manager to use them. You can use this list to refresh your memory, or use it to quiz a friend and test their knowledge of various CLI tools.

• apt: Package manager for Ubuntu

• awk: Pattern scanning and text processing language

• bash: The Bash shell

• bc: An arbitrary precision calculator language

• bg: Background a job

• bind: Define a keybinding in Bash

• brew: Open-source macOS package manager

• cat: Concatenate files and print on the standard output

• cd: Change directory

• chmod: Change file mode bits

• chown: Change file owner

• column: Columnate lists

• cp: Copy files and directories

• curl: Transfer a URL