Mastering Linux with Tips and Tricks
April 20, 2020
April 28, 2020
What's New in Focal Fossa Ubuntu 20.04 LTS?
Ubuntu 20.04 LTS is available for download. Find out some of the major security and performance improvements from this new distribution, including the introduction of WireGuard VPN, upgraded suite of software packages, faster boot time, etc.
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.
What are the Differences Between Vi and Vim?
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.
What is the Bash Null Command?
Learn about the Bash null command, also known as the POSIX shell colon command. This post cover concrete use cases and pitfalls to avoid.