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Containerization is a form of virtualization in which applications operate within isolated user spaces, referred to as containers, while utilizing a shared operating system (OS).

In this tutorial, we are going to explain how to install Docker on Ubuntu 24.04 OS. Docker is an open-source platform for running, developing, and shipping applications.

MySQL is the most popular database server used by websites to store their important data. In addition to using phpMyAdmin to manage MySQL databases, we can do the same through MySQL shell commands. In this article, we will show you some basic commands to manage MySQL databases and Users.

In this blog, we will show you how to install Jenkins on Ubuntu 24.04 OS. Jenkins is an open-source automation server developed to automate software development procedures such as building, testing, and deploying the application. Jenkins is written in Java and it runs in servlet containers such as Apache Tomcat.

Node or NodeJS, a popular open-source JavaScript runtime environment, is a key tool for web developers. It’s commonly used to enhance web app functionality or create local development environments.

In this tutorial, we are going to explain how to install Python on Ubuntu 24.04 OS. Python is a high-level programming language that offers hundreds of libraries for building web applications and use in machine learning. It supports multiple programming paradigms such as structural, functional, and object-oriented programming.

Choosing the right CMS for sharing ideas, showcasing expertise, and engaging with a global audience. If you’re looking to launch your blog, you’ve likely come across two prominent options: Webflow vs WordPress.

Err_connection_timed_out is an error message that appears when your web browser cannot establish a connection with a website you want to navigate within a certain time limit.

In this tutorial, we are going to explain how to fix the err_cache_miss web browser error. Using your web browser daily can lead to unexpected issues that prevent you from accessing the website. There are different types of errors recognizable with code numbers or error messages.

The “DNS Server is Not Responding” error is a common issue that can disrupt your internet browsing experience. DNS (Domain Name System) also known as the phonebook of the internet, is a database that holds the IP addresses and domains that we use to access websites, servers, and other services.

In this guide, we’ll walk you through various methods to help you check Python version on Linux. Python has become one of the most popular programming languages worldwide, because of its simplicity and the wide range of areas in which it is used such as web frameworks, software development, data analysis, and task automation.

The DNS_PROBE_FINISHED_NXDOMAIN is an issue related to the Domain Name System (DNS). It occurs when the DNS can not connect the website URL to the server IP address. When we enter the domain in our browser, the DNS fails to resolve the domain name. The NXDOMAIN stands for non-existing domain and the cause of this can be DNS misconfiguration, DNS propagation, Firewall, Internet Connection, etc.

Learn how to install Node.js and NPM on Ubuntu 24.04 using our easy to follow step-by-step guide or have our admins do it for you.

OOM killer is a shortcut to Out of Memory Killer and is a Linux component designed to prevent RAM exhaustion. The OOM Killer has one task, and that task is to check if there is enough available memory, and if there is not, then select a process to kill to free up some RAM. The situations with exhausted memory occur because the Linux kernel has over-allocated too much for its processes.

In this guide, we will demonstrate how to install and configure a mail server on Ubuntu 24.04, as large and medium-sized companies can greatly benefit from having a private email server. By utilizing a mail server, it becomes feasible to monitor all email traffic closely. Additionally, the flexibility to customize settings enables the establishment of a clear and organized email service. While there are various options available for setting up a Linux email server, we will specifically concentrate on Postfix and Dovecot.

Cron is a widely used tool which is used to schedule tasks or so-called jobs on any Unix-like operating system. It can be set up to run the corn jobs daily, weekly, or monthly, but it can also be set up to run any given period or once only.

Because everything in Linux is treated as a file, using links adds flexibility to create mappings to certain files or directories. There are hard links and soft links. A symlink, also called a symbolic link, is a file that points to another file or directory on the server. Except for files and directories, the symlinks can point to pipes or even other symlinks, which creates symbolic link chains.

This tutorial will explain what Bash Shebang is and how to use the Shebang characters in Bash scripts on the Linux system.

Shebang is a sequence of two characters: a number sign (#) and an exclamation mark (!) that gives us the #! at the beginning of every script we need to write.

Java is a high-class object-oriented programming language that lets programmers or administrators run everywhere without recompiling. Java code is compiled and can run on any Java virtual machine regardless of the underlying computer architecture.

The chroot Linux command is a shorthand for “change root”. We use it to change the apparent root directory for a running process and its children. Chroot runs a command with a specified root directory and is executed by the superuser, commonly known as the root user on many Linux systems. In the following paragraphs, we will explain the syntax of the command, describe the options within the command in more detail, and show you real-life examples used daily by Linux system administrators.