ServerNoobs

Crontab command manages the cron table that is used by the cron daemon to execute the cron jobs. This article explains the various command...

Question : How to turn off password expiration under Linux? Answer:The  Encrypted password list is stored  in /etc/shadow file cat /etc/shadow   root:$1$dkk&Iw6zvgu$P3ms0o5GiXv66BzNXe0:15294:0:99999:7:: This is the explanation of...

I've installed memcached server under Linux but it is still showing old data. How do I flush the contents of a Memcached instance /...

Overview rkhunter (Rootkit Hunter) is a Unix-based tool that scans for rootkits, backdoors and possible local exploits. It does this by comparing SHA-1 hashes of important...

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 do I use grep command in Linux operating systems? Can you give me a simple example of grep command?The grep command searches the...

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...

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...

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....

This is a series of lessons of “Basic Commands “ that focuses on command-line usage, in this serie you will learn the tools and...