cli

Customize directory colors  bash

You can use the command ls —color (or an alias) to show directories with colours for folders, files, links, etc. However, you may not realise these colours can be easily configured using bashrc and a configuration file. Edit your .bashrc file (in your home directory) to include the following line ... Continue reading




Bash Command Substitution  bash

Bash command substitution performs a given command replacing the marker with the resulting standard output. It is particularly useful when you want to store the output of a command in a variable or as an alternative method of chaining multiple commands together. Bash command substitution is achieved by wrapping your ... Continue reading










Control-R Through Your History  bash

Interactively search through your command line history with a simple keyboard shortcut. At a new shell prompt (bash or Terminal.app on Mac) press Ctrl-R Start typing the search string to lookup in your bash history. As you type the top matching command in your history will appear. Hit Return ... Continue reading


Use screen to manage persistent sessions  bash

GNU Screen is a command-line application that allows use of multiple virtual sessions within a single real terminal or remote session. Importantly, it allows for persistent running of command-line applications independent of the shell that initiated them program, meaning active applications can persist during disconnection. Continue reading