Tech Tips

How to Use Linux Screen? Screen is a terminal multiplexer. Any number of Windows (virtual terminals) can be started inside a session. Processes will continue to run even when the window is not visible or when you get disconnected. Screen utility allows you to run long running tasks and resume the sessions even when you... Continue Reading

There would situations when the OS can go into emergency mode due to several reasons. This particular method is when one of the filesystems in corrupted. This document describes how to exit emergency mode and boot to default mode in Linux. You will see the following screen – Welcome to emergency mode! After logging in,... Continue Reading

Rsync can be used to transfer files and directories over SSH between systems on the network. The most popular protocols are SSH and FTP. FTP is a popular protocol and SSH is the most secure way to transfer files. SCP and SFTP are some of the tools that are available to transfer files over SSH,... Continue Reading

Memcached is a high performance distributed memory caching system. Memcache is mainly used to speed up web application by reducing the database load. Memcached stores data objects in dynamic memory, due to which whenever a request is sent to the database, memcached renders the contents stored within it. This results in the speeding of the... Continue Reading