How to print all columns except first column in Linux bash shell ?
Today in this article, we will look at an interesting tip to print all columns of a file except first. Lets look the command stepwise to understand how it works....
Tag: output
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How to color a text/string in linux bash shell & make it blink ?
An interesting thing to do when creating shell scripts is to know how to color some text/output and blink it. Today in this article , we will look how to...
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Linux: How to redirect command output to a file and also view it on screen side by side ?
Here we will see a trick to save the command output to one or more files alongwith viewing the output on screen. This commandis very ueful for logging and at...
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Explanation of IP Tables in Red hat Linux or CentOS ?
IPTables is a user-space utility or executable binary used to manage the firewall tables provided by Linux kernel firewall module. iptables command applies to IPv4, and ip6tables command is available...
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What is command grouping in Linux and how to use it ?
Do you know how to group multiple commands together and redirect their output collectively to a file ? It is a very small tip, however many of us dont know...
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How to get a specific line or range of lines’ output from a file in linux ?
In this post, we will look how to get a specific line or a range of lines’ output from a file in linux. We will look at these options step...