Common Bash Error Messages on Linux and macOS (and How to Fix Them)
What common Bash errors mean and how to fix them: command not found, permission denied, bad substitution, ambiguous redirect, and more.
The Most Useful Bash Shortcuts That You Will Want To Use
A detailed review of the most useful Terminal and Bash shortcuts to improve your productivity when typing command-lines and how to customize the ones you don't like.
What are the Differences Between Vi and Vim?
Vi vs Vim: A review of the main differences between the Vi/Ex POSIX standard and the Vim implementation.
sudo: no tty present and no askpass program specified
Learn what is askpass and how to solve the 'sudo: no tty present and no askpass program specified' error when using sudo to execute a command.
Disown a running shell process and reattach it to a new screen
This post cover the basics of shell jobs management and terminal screen sessions. It covers how to detach a running job from your current shell and how to attached it to a new TTY session.
sudo: sorry, you must have a tty to run sudo
Learn what is a tty and how to solve 'sudo: sorry, you must have a tty to run sudo' error when using ssh to execute a sudo remote command.
How to Reload or Change your current Shell?
Learn the basic steps to reload your Linux shell to apply your recent configurations changes. This post cover the POSIX exec builtin command in Bash and the GNOME shell.
How to manage an idle ssh connection ?
Quick and simple tips on how to handle an idle remote ssh connection from your terminal.