bash scripting

Linux Shell Scripting is & always has been one of the most desired skills that a System Administrator and now DevOps engineers are required to have. It has been used…

Linux Environment variables are variables that store the information for the shell environment & the shell sessions. These variables are accessed by any scripts or Linux program to get a…

In this tutorial, we will learn more about using variables in Linux & will also create some simple bash scripts utilizing global environment variables & local variables. As mentioned in…

In this tutorial, we will learn about performing arithmetic operations in shell scripts & also about the logical/boolean operators. So let’s first start with the all the arithmetic operations as…

Up until now, we have discussed using environment variables, using local & global variables & also about performing arithmetic operations in bash. Now we are ready to discuss some advanced…

In this bash scripting tutorial, we will discuss about performing file comparisons, String comparisons as well as numeric comparisons. So let’s start with file comparisons in bash scripts. Recommended Read:…

We have already discussed about the conditional statements i.e. if-else, if-then-else & elif statements & have also discussed some basic shell scripts examples for those as well. In this tutorial,…

Use of FOR loop in shell script is done when we need to run a command or a set of instructions/commands over & over until a condition has been met….

Up until now, we have only read about using variables that we have mentioned inside the script but that’s not a good way. We might be required to use a…

Loops are a very useful programming/scripting structure that runs the commands or sets of instructions until a condition has been met. In this tutorial, we will learn about using until…