In Linux, a service is a program that runs in the background . Services can be started…

Nmap is a powerful network scanning tool for security audits and penetration testing. It is…

In Linux, file attributes are meta-data properties that describe the file’s behavior. For example, an…

basename is a command-line utility that strips directory and trailing suffix from given file names. Using…

In this article, we explain the who command that is bundled in GNU coreutils package. who is a…

The core component of each Linux operating system is the Linux kernel. It manages the…

wall is a command-line utility that displays a message on the terminals of all logged-in users.…

A cron job is a task that is executed at specified intervals. The tasks can…

Java is one of the most popular programming languages in the world, used for building…