This shell script explains how to find out your system RAM memory usage by percentage level, free memory. How much your RAM memory Linux ate exactly and free.

This post describes about how to test the MSSQL - ODBC database remote connection on windows system. We have already discussed to allow MSSQL database remote connection on Windows Server 2012.

RPM - RedHad Package Manager is a very popular utility for uninstalling packages on Unix and Linux systems, most of we are using on CentOS, Red Hat, Fedora, etc.

On Linux platform we are managing our system by commands on terminal. It's often important to check system load like, CPU utilize as percentage wise, memory used per process wise, users resource usage.

On previous post we have described about yum install, update, upgrade, remove, reinstall packages. The basic yum commands are below,

PNGquant is one of best tool for lossy compression of PNG images. Its reduce the PNG image size upto 70% and maintain full alpha transparency.

Yum stands for Yellowdog Updater Modified, using this tool installing, removing, updating software packages on RHEL, CentOS, Fedora and etc.