Bash Source Command

The source command reads and executes commands from the file specified as its argument in the current shell environment. It is useful to load functions, variables and configuration files into …

How to Install Ruby on Ubuntu 20.04

Ruby is one of the most popular programming languages today. It has an elegant syntax and focuses on simplicity and productivity. Ruby is the language behind the powerful Ruby on …

How to Install Docker on Ubuntu 20.04

Docker is an open-source containerization platform that allows you to quickly build, test, and deploy applications as portable containers that can run virtually anywhere. A container represents a runtime for …