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Docker Install on Centos 7
Docker is a containerization technology that allows you to quickly build, test and deploy applications as portable, self-sufficient containers that can run virtually anywhere.In...
How To Use the grep Command in Linux
How do I use grep command in Linux operating systems? Can you give me a simple example of grep command?The grep command searches the...
How to find out the spam mailing script’s location – Exim
The Exim mail server has a lot of options/commands to find out the details of spammers easily from the command line.
We can find out...
Linux: Tarball Delete ( remove ) File
How do I delete or remove a single file from within a tar ball under Linux operating systems?You can use the following syntax to...
Install Memcache onto cPanel running CentOS
Memcached is a service that allows entire database tables to be stored in memory, drastically speeding up queries to those tables and alleviating database load....
Basic Commands Part I: Compress and decompress files using rar, bzip,...
This is a series of lessons of “Basic Commands “ that focuses on command-line usage, in this serie you will learn the tools and...
Linux: Finding and Locating files with find command part # 1
Many newcomers find it difficult use the find command at shell prompt under Linux. Find is nifty tool on remote server where UNIX admin can...
How To Monitor Remote Linux Host using Nagios
In the previous post How to install Nagios on CentOS 5 or 6 , I explained the overview, installation and configuration of Nagios 3.0 on a...
Open SSL Heartbleed vulnerability – A complete check and fix
In this time, we all are aware about the new Open SSL Heartbleed vulnerability. The Heartbleed bug allows anyone on the Internet to read the...
Rsync: Preserve / Copy Hard Links ( Backup Rsnapshot Directory Tree...
I'm using rsnapshot filesystem snapshot utility to make incremental snapshots of local and remote filesystems for 10 production servers running on RHEL 5.x system. The rsnapshot commands makes...
