Casino Gambling On Mobile vs Desktop Computers (Laptops)
### The internet, phones, and gaming I remember distinctly having my first web enabled phone. With a screen that was probably no more than an inch or so big, it
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Do You Need A VPN When Running Linux?
Lately, internet users (read: everyone) are in a bit of a frenzy regarding [online security](https://whatismyipaddress.com/hide-ip). Antivirus and antimalware software is soaring in popularity. There are a million VPN apps for
Understanding LVM snapshots (create, merge, remove, extend)
Below steps are tested on Red Hat Enterprise Linux 7. Being a system administrator we have to perform activities which leads to filesystem and data changes so it is always
sed: perform search and replace only on specific lines (not globally)
By default when we perform search and replace action using sed, that is done globally within a file. Although if you have a line number you can perform the replace
sed: delete all blank lines from a text file
Here our requirement is to remove all the blank lines from a file. Our sample file [root@golinuxhub ~]# cat /tmp/file This is line one This is line two This is
sed: case insensitive actions (search replace delete..)
In this article I will show you different ways to perform an action (as per your requirement) ignoring the case of the letters to be searched in a file Below
10 Basic examples of SED to perform per line action (print/delete)
In this article I will show you various sed expressions which can be used and combined to print or delete specific line from a file IMPORTANT NOTE: My examples provided
How to save %pre installation log file after installation in Red Hat 7
We intend to write multiple scripts in the %pre and %post section of the kickstart files as per our requirement but since these scripts are executed in the background it
what is the difference between sub-query and co-related sub-query?
### Sub-query The inner query execute first, the outer query deprnds on inner query output. ### Correlated sub-query The outer query execute first, the inner query deprnds on outer query
How to auto logout(timeout) a normal user and root user in Linux?
Below steps are validated on Red Hat Enterprise Linux 7. Auto-logout functionality is mostly used to logout a user if the session is idle for a while. Using this article