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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.
How To Format Date and Time in Linux, macOS, and Bash?
Find out how to manipulate date and time on linux and macOS systems as well as natively in the Bash shell. This post covers all you need to know to format a date from your shell.
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.
How and When to Use the Dot Command in Bash?
Learn the difference between the dot command (.) and a dot file notation. This post cover how and when you should leverage the dot command to execute a Bash script.