shell script
Linux

How to write practical shell script

In the last post, we’ve talked about regex and we see how to use them in sed and awk for text processing and we discussed before Linux sed command and awk command. During the series, we write small shell scripts but we didn’t mix things up, I think we should take a small step and write […]

regex tutorial
Linux

Regex tutorial for Linux

In order to successfully working with the Linux sed editor and the awk command in your shell scripts you has to understand regular expressions or in short regex and to be accurate in our case it is bash regex, since there are many engines for regex you can use and we here in this regex […]

shell scripting
Linux

Shell scripting the awesome guide part4

On the previous post we’ve talked about parameters and options in detail and today we will talk about something is very important in shell scripting which is input & output & redirection. So far, you’ve seen two methods for displaying the output from your shell scripts Displaying output on the screen Redirecting output to a […]

bash scripting
Linux

Bash scripting the awesome guide Part2

In the previous post, we talked about how to write a bash script. And we’ve seen how bash scripting is awesome. In this post, we continue to look at structured commands that control the flow of your shell scripts. You’ll see how you can perform repeating processes; this post demonstrates for loop, while in bash […]