How to test a valid IP address in Linux Bash Shell ?
Here is a quick tip to test a valid IP address on linux bash shell. I have recently used it in one of the scripts i need to prepare. I....
Category: Linux/Unix
In this category, you can see all articles related to Unix or Linux operating System.
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Tip: How to quickly fill whole disk space in Linux with one command ?
Today lets have a look at a short tip to quickly fill complete disk space of our hard drive in Linux with a single command. It is an interesting and...
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Different ways to keep a process running even after ssh logout or session/terminal is closed in linux ?
In this article, we will look at different ways to let our process running in background even after we close our terminal, or our session timeout, or due to any...
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Different ways to clear screen in Linux ?
Today we will look the different ways to clear screen in linux. 1. Clear Command [root@nglinux ~]# clear 2. Ctrl+L shortkey It has similar effect as of clear command....
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Different ways to get an owner of a file in Linux ?
In this post, we will look different ways to get owner of a file in linux. We generally use ls command, however there are different ways available to achieve this....
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How to find filesystem block size in linux or Unix ?
Today we will look how to find a filesystem blocksize in Linux or Unix Operating System. There are many ways, however the preferred ways are quoted below. 1. Use blockdev...
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How to debug SSL Certificate issue(s) with a host in linux: openssl utility ?
Today we will look how to debug SSL Issues with a website/host and the issues with different HTTP/IMP/POP port. In short, this post describes the usage of openssl command. I....
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Easy to understand : How to efficiently use screen command and multiplex your terminal session ?
1. Introduction to Screen Sometimes when we take remote console session and want to have multiple terminal sessions, however the login process is quite long. Then we can use this...
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How to get active connections on a particular port in Linux ?
Here we will look how to get active connections on a particular port in Linux. The active connections have a state “ESTABLISHED” when we look at the netstat output. We...