The DNS or the Domain Name Server can be characterized as one of the most essential parts of your link to the internet. The DNS translates the domain names to and from the IP addresses so that we don’t need
How to Flush the DNS Cache on Ubuntu
How to Customize your Ubuntu Terminal Prompt
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
5 Ways to Edit PDF files in Ubuntu
PDF or Portable Document Format is usually our first choice when it comes to printing, sharing, and sending documents, especially larger documents. On Windows and macOS, you probably are familiar with and rely on the widely used Acrobat products for
Linux: Find Out Which Port Number a Process is Listening on
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
Two commands to find files and directories in Debian 11 easily
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
How to block/allow ping using iptables in Ubuntu
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
How to Set JAVA_HOME Path in Ubuntu 20.04 and Ubuntu 22.04
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
Managing logs with Logrotate on Ubuntu
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
6 Methods to Generate a Strong Password in Ubuntu
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
Top 3 Video Players for Ubuntu
There are many free and open-source video players for Ubuntu. Most of them do the basic tasks pretty well and you won’t miss anything you know from Windows that you could use on Ubuntu. However, some players offer additional features
