Sometimes you need to enable or disable root user in Linux. Here are the steps to enable & disable root users in Linux.
How to Enable & Disable Root User in Ubuntu
How to Check RAM Size in Linux
Many times you may need to get free RAM or check RAM size in Linux. Here is how to measure RAM size in Linux.
How to Disable SELinux in CentOS
Sometimes you may need to disable SELinux is CentOS. Here are the steps to disable SELinux in CentOS.
MySQL Row Number Function & Its Uses
MySQl Row Number is a very useful window function in MySQL. Here is MySQL Row Number Function & its applications.
How to Comment Multiple Lines in MySQL
How to Reboot Linux Server from Putty
How to Disable/Stop Firewalld in CentOS, Redhat
Sometimes you may need to turn off firewalld. Here is how to disable/stop firewalld in CentOS, Redhat Linux.
How to Export PostgreSQL Table to CSV
Sometimes you need to export PostgreSQL table to CSV files. Here is how to export PostgreSQL table to CSV.
How to Create Swap Space in CentOS, Redhat
Swap space is used to manage multiple processes when your server’s memory is full. Here is how to create swap space in Redhat, CentOS Linux.
How to Install RPM Package in Redhat, CentOS
RPM package is the most common installation package for Redhat, CentOS and Fedora Linux. Here is how to install RPM package in Redhat, CentOS, Fedora Linux.