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[SED]: Remove repeated/duplicate words from a file in Linux
In this post we will see how to delete repeated words. There is a human tendency to write fast and and when we try to review our writing we...
Linux Shell script to convert numbers to star's in a file name
Q. One of the blog follower asked this question. Write a LINUX shell script that accepts an arbitrarily long list of file names as argument...
Linux Shell script to rename files from CAPS to small letters
This is a small script to rename multiple files from CAPITAL to small letters. Ok, why we require to do this? Recently we bought a new cam ...
Read/parse XML file using Linux Shell script.
Q. I have a XML file which contain below content, I want to get all IP's in to one array, Passwords in to other array, Usernames in t...
Shell script to convert HEX to decimal number
This is a small script to convert hex number to decimal numbers. Here we can use different machination to do this. One is to use inbuilt ((...
Linux/Unix Shell : PS2 prompt examples
PS2(Prompt String 2) is one of the prompts available in Linux/Unix. The other prompts are PS1, PS3 and PS4. This is very much useful for e...
Linux Shell script to close/open ports on a firewall/Iptables
This is a small script which will takecare of blocking and unblocking ports by asking user about his desire. Just copy this code to your sy...
AWK scripting: 8 AWK printf statements examples
This is our third post on AWK scripting. In this post we will cover printf statement which very much use full for formatting output as the ...
Write a shell script to monitor CPU usage and send an e-mail
This is a small shell script to monitor CPU usage. IF the cpu usage is more than 75% then send an e-mail to respective teams. #!/bin/bash...
AWK Scripting: Learn AWK Built-in variables with examples
AWK inbuilt variables: FS, OFS, RS, ORS, NR, NF, FNR, FILENAME AWK is supplied with good number of built-in variables which come in hand...
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