Tutorial

Difference Between Login and Non-Login Shell in Linux

Learn about the key differences between login and non-login shells in Linux, how they are initiated, and what impact they have on the environment settings for users.

Published: June 14, 2024 By Samuel Yang
Tutorial

mail Command on Ubuntu 22.04

Learn how to use the mail command on Ubuntu 22.04 with this detailed guide. Includes examples and usage tips to help you master email management from the command line.

Published: June 13, 2024 By Samuel Yang
Best Practice

Bash Special Variables

Learn how to properly use Bash predefined special variables such as CDPATH, HOME, IFS, OPTARG, OPTERR, OPTIND, PATH, MAIL, MAILCHECK, and MAILPATH with practical examples to enhance your shell scripting skills.

Published: June 13, 2024 By Samuel Yang
Best Practice

Bourne Shell Special Variables

Learn how to properly use Bourne Shell predefined special variables such as CDPATH, HOME, IFS, OPTARG, OPTERR, OPTIND, PATH, MAIL, MAILCHECK, and MAILPATH with practical examples to enhance your shell scripting skills.

Published: June 13, 2024 By Samuel Yang
Tutorial

Linux Signals

Linux signals are a fundamental feature of the Linux operating system that allow processes to communicate with each other. This article explains how signals work in Linux and how they can be utilized.

Published: June 11, 2024 By Samuel Yang

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