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
Linux
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
How to disable consistent network device naming in Red Hat Linux 7
In my last article I shared the [**steps to protect GRUB2 from booting kernel without password**](https://www.golinuxcloud.com/protect-grub2-booting-kernel-without-password/) in Linux With Red Hat Enterprise Linux 7 they have introduced a network device
How to configure different types of network in Oracle Virtualbox (Linux)
There are multiple types of network which can be configured in [Oracle VirtualBox](https://www.golinuxcloud.com/steps-install-oracle-virtual-box-linux-centos-7/), so before going ahead you must be clear on your requirement. Here let me give you a
Sample kickstart configuration file for RHEL 7 / CentOS 7
I have already written an article with [step by step instructions and examples to configure a PXE based boot server using http/ftp, dhcp and tftp services to automate kickstart based
How to make IO disk scheduler change reboot persistent in Linux
I/O scheduling controls how input/output operations will be submitted to storage. There are various algorithms which can be used depending upon the end user requirement.These algorithms can help to reduce
How to find out on which core a process is running on in Linux
There are many processes in Linux which run on single core while many will switch between different core depending upon the availability. With below two methods you can find if