Memcached – a Web-based massive memory cache just like Redis and Varnish for database-driven sites such as popular Content Management System WordPress, Joomla, and Drupal, that caches the most frequently retrieved data and keeps it…
In our last article, we’ve explained you how to change user password expiry information in Linux, where we looked at different examples of the chage command. In this article, we will elaborate on how to…
System administration involves numerous tasks including managing users/groups and under user management, some of the minor tasks involved are adding, modifying, suspending, or deactivating user accounts, and many more. This article will explain one of…
Assuming you have two files or you have just created a new file and want it to have the same permissions and ownership of an older file. In this article, we will show you how…
The confusion of WordPress.com vs WordPress.org is always there. If you are just starting out to explore WordPress, often this will be the question that pops up. That’s the reason you landed on this blog…
Are you fed up of viewing congested command output or file content on the terminal. This short article will demonstrate how to display command output or a file content in a much clear “columnated” format….
In an earlier article, we have explained to you the difference between sudo and su commands in Linux. These are two important commands used to implement security in Linux, in regards to user management policy…
Usually, on a Linux mail server, over the time the size of /var/spool/mail/root file can increase considerably do to various programs, services and daemons that are configured by default to send notifications to root account…
Most applications normally display a feedback using asterisks (*******) when a user is typing a password, but on the Linux terminal, when a normal user runs the sudo command to gain super user privileges, he/she…
Are you looking through an extremely lengthy configuration file, one with hundreds of lines of comments, but only want to filter the important settings from it. In this article, we will show you different ways…
How can I send a messages to logged on users in a Linux server? If you are asking this question, then this guide will help you learn how to do that. We will demonstrate how…
The bash history keeps a record of all commands executed by a user on the Linux command line. This allows you to easily run previously executed commands by using the “up arrow” or “down arrow” keys…
ZIP is a very popular compression and file packaging utility for Unix-like operating systems as well as Windows. While perusing through the zip man page, I discovered some useful options for protecting zip archives. Read…
In Unix-like operating systems, a man page (in full manual page) is a documentation for a terminal-based program/tool/utility (commonly known as a command). It contains the name of the command, syntax for using it, a…
Do you want to find all files that contain a particular word or string of text on your entire Linux system or a given directory. This article will guide you on how to do that,…
Tar (Tape Archive) is a popular file archiving format in Linux. It can be used together with gzip (tar.gz) or bzip2 (tar.bz2) for compression. It is the most widely used command line utility to create…
A website response time can have a great impact on user experience, and if you are a web developer, or simply a server administrator who is particularly responsible for organizing the pieces together, then you…
In computer networking, an IP (Internet Protocol) address is a numerical identifier assigned permanently or temporarily to every device connected to a network that uses the Internet Protocol for communication. Its two major functions are…