This tutorial takes you through all about Stream EDitor (Sed), one of the most prominent text-processing utilities on GNU/Linux. Similar to many other GNU/Linux utilities, it is stream-oriented and uses simple programming language. It is capable of solving complex text processing tasks with few lines of code. This easy, yet powerful utility makes GNU/Linux more interesting.
If you are a software developer, system administrator, or a GNU/Linux loving person, then this tutorial is for you.
You must have basic understanding of GNU/Linux operating system and shell scripting.