ServerNoobs

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...

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...