How to change the Hostname on CentOS 8

Change CentOS Hostname

The hostname is also known as a computer, device, or domain name that is given to a computer when it connects with the internet. The hostname has to be unique in the network and is assigned during the operating system installation. It may also assigned dynamically when a virtual machine is created. In CentOS 8, … Read more

How to Create your First Java Program in Debian 10

Debian Java Programming

If you are unfamiliar with Java programming in the Debian operating system, this article will guide you towards writing and compiling the first Java program. For this purpose, you will require the Java Runtime Environment and the Java Development Kit. We will explain the installation of these programs through the command line. The steps to … Read more

How to install vsftpd FTP Server with TLS on Debian 10

Debian VSFTPD

If you have ever used FTP before, you might know it offers a very useful way of transferring files and information from one system to another. FTP, short for File Transfer Protocol, is a common network protocol that can be used to upload and download files depending upon the permissions the user is assigned. For … Read more

How to Reset the Password for sudo in Debian

Reset Sudo password in Debian

If you are a new Debian admin, you might want to know how to change the sudo password on the shell. After all, it is a good security practice to change passwords regularly for any user, especially the Super User, who can perform all sensitive operations on Debian. Only a Super User or root can … Read more

How to remotely manage a Linux server with SSH

Linux SSH server

SSH stands for Secure Shell and it is a protocol that is used to securely access a remote server on a local network or internet for configuration, management, monitoring, and troubleshooting, etc. In this article, I am going to discuss how you can manage a remote Linux server with the help of SSH. I have … Read more

How to Create Aliases for Customizing Commands in Debian

Debian Command Aliases

Debian allows you to customize your long and rugged bash commands by using short and pleasant aliases as a replacement. When you are working on the command line, you can just use an alias instead of the entire command you want to avoid typing. The alias will work exactly in the same way as the … Read more

How to View the Network Routing Table in Debian 10

Debian Network Routing

What is Routing of Network Packages? The process of network package routing is the transmission of an IP packet from one point to another over the network, e.g the internet. When you send an email to someone, you are actually transferring a series of IP packets or datagrams from your computer to the other network … Read more