sed (short for stream editor) is a great tool to quickly and efficently edit text files, this article is a full tutorial of how to use sed from a beginner level to an advanced one, I believe that this article will show you some of the magic of sed command... Read More

One of the best things in Bash is the extensive tools we can use to manipulate strings. you can extract substrings , replace or delete them, and do much more... Read More

Loops are an important part of any programming language, they offer a way to repeat commands or instruction without repeating lines of code, the for loop comes in different styles in bash scripting... Read More