Most Ubuntu systems use bash or dash as their default terminal application. You type your commands at a standard command prompt, which usually displays your username, hostname, and current directory in a predefined color scheme. Bash provides many customization options
As Linux users, we sometimes need to know what port number a particular process is listening on. All ports are associated with a process ID or service in an operating system. So how do we find this port? In this
Basically, everything in Linux is a file. But before you are able to edit a file, you must be able to locate it in your system. About Linux file search In this article, I briefly describe two commands in detail
What is iptables? Iptables is a command-line firewall program that allows or blocks traffic based on the policy chain used. Iptables takes a packet-based approach to monitor traffic. When a program tries to connect to your system, iptables looks for
Many Java-based programs require the Java Runtime Environment (JRE) to run smoothly regardless of the operating system. For development, most IDEs like Eclipse and NetBeans require the Java Development Kit (JDK) on your computer. Whether you’re a newbie who wants
The performance of a computer or server environment very much depends upon the system memory and disk usage. If something is consuming more disk space then it will lead to a system error. Likewise, increasing log file size must be
We all know how important it is to use strong passwords for our systems, online accounts, and other sensitive applications. The real question is how you generate a password that you can rely on and that meets the criteria of
If, like me, you like to do all your Ubuntu tasks from the command line, you’ll also be looking for ways to play audio files, especially mp3s, from the command line. In this article, we’ll tell you how to install
NTP stands for Network Time Protocol. It is a protocol or service used to synchronize the clock of your client computers with the clock of a server. The server’s clock is also synchronized with the Internet. In this article, I’ll
Bash scripts are very popular and one of the simplest scripting languages. As with any programming or scripting language, you will sometimes output text to the terminal. This can happen in many scenarios, for example, when you want to print
