How to Run MySQL/MariaDB Queries Directly from the Linux Command Line

If you are in charge of managing a database server, from time to time you may need to run a query and inspect it carefully. While you can do that... Read more

How to Find Files With SUID and SGID Permissions in Linux

In this tutorial, we will explain auxiliary file permissions, commonly referred to as “special permissions” in Linux, and also we will show you how to find files which have SUID... Read more

How to Set Static IP Address and Configure Network in Linux

If you are a Linux system administrator, time will come when you will need to configure networking on your system. Unlike desktop machines where you can use dynamic IP addresses,... Read more

Configure a Firewall with Arno Iptables in Debian 5 (Lenny)

Configure a Firewall with Arno Iptables in Debian 5 (Lenny) Deprecated This guide has been deprecated and is no longer being maintained. Firewall software is designed to limit access to... Read more

MTR – A Network Diagnostic Tool for Linux

MTR is a simple, cross-platform command-line network diagnostic tool that combines the functionality of commonly used traceroute and ping programs into a single tool. In a similar fashion as traceroute,... Read more

How to Use ‘find’ Command to Search for Multiple Filenames (Extensions) in Linux

Many times, we are locked in a situation where we have to search for multiple files with different extensions, this has probably happened to several Linux users especially from within... Read more

Use Public Key Authentication with SSH

Use Public Key Authentication with SSH Password authentication is the default method most SSH clients use to authenticate with remote servers, but Public Key authentication has the benefit of convenience... Read more

Set Date and Time for Each Command You Execute in Bash History

By default, all commands executed by Bash on the command line are stored in history buffer or recorded in a file called ~/.bash_history. This means that a system administrator can... Read more

10 fdisk Commands to Manage Linux Disk Partitions

fdisk stands (for “fixed disk or format disk“) is an most commonly used command-line based disk manipulation utility for a Linux/Unix systems. With the help of fdisk command you can... Read more

Updating Virtual Host Settings from Apache 2.2 to Apache 2.4

Updating Virtual Host Settings from Apache 2.2 to Apache 2.4 This guide explains the configuration changes needed to update a standard virtual host setup, such as the one presented here,... Read more