[Bash] How to solve the “unary operator expected” error?

Hello, friends. It is very common that Linux users try to learn something about Bash. That's why today we bring you this short post...

How to install MineCraft Java Server on Ubuntu/Debian

Minecraft is a popular sandbox video game, It allows players to build,explore, survice, craft in a block 3D generated world. You can play Minecraft...

How to Check Your Ubuntu Version

Introduction Ubuntu is a free, open-source Linux-based operating system, which has a long list of release versions. In this tutorial, We will show you how...

How to install Spotify on Ubuntu 20.04

Introduction Spotify is one of the most popular audio music streaming platforms in the world like Apple music and many more. From where you can...

How To Use sysctl Command In Linux

Introduction sysctl is a software utility of some Unix-like operating systems that reads and modifies the attributes of the system kernel such as its: Version number Maximum...

How to install Gitosis on Ubuntu 22.04

Hello, friends. In this post, you will learn how to install Gitosis on Ubuntu 22.04. According to the GitHub profile gitosis is a software for hosting...

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What is Web Security and Why It Is Important for Your Website?

Businesses of all kinds are finding it increasingly challenging to protect their customers' financial and private details as technology advances. Web security is essential to preventing viruses and fraudsters from accessing private information. Without adequate safety precautions, businesses risk acquiring Trojan horses, frameworks, and other IT-related dangers, as well as the spread and proliferation...

How to upgrade from Debian 11 to Debian 12

Hello, friends. But now you will learn how to upgrade from Debian 11 to Debian 12. It's simple, but you have to be careful. Upgrading...

How to Install Sentry using Docker?

Hello, friends. In this post, you will learn how to install Sentry using Docker. This method ensures compatibility but, above all, ease of processing. Sentry...

Blocking IPs on Nginx

Hello, friends. In this post, you will learn about blocking IPs in Nginx. This allows you to have a very exhaustive control over the...

Install Able2Extract Professional on Ubuntu / Debian

Hello, friends. In this post, you will learn how to install Able2Extract on Debian / Ubuntu. This tool is a marvel if you work...

How to install Glances on Debian 11

Hello, friends. In this post, you will learn how to install Glances on Debian 11. According to the tool's website Glances is a cross-platform system monitoring...

dig and nslookup commands on Linux

Hello, friends. In this post, you will learn the basics of the dig and nslookup commands on Linux. These commands, although simple, are part...

How to install DokuWiki on Ubuntu 22.04

In this post, you will learn how to install DokuWiki on Ubuntu 22.04 DokuWiki is a user-friendly and flexible wiki software that is coded in...

How to install Grub Customizer on Ubuntu 20.04 | 22.04 LTS

Grub Customizer is a handy graphical tool that allows you to configure and customize the GRUB bootloader in Ubuntu. With Grub Customizer, you can...

How to install Bluej on Ubuntu 20.04 | 22.04 LTS

BlueJ is a popular integrated development environment (IDE) specifically designed for introductory Java programming. It provides a simple and intuitive interface, making it an...

How To Install Rust on Fedora

Hello, friends. Today, you will learn how to install Rust on Fedora. As we all know, Rust is one of the most popular languages nowadays....

How to increase Swap size on Ubuntu

Hello, friends. Today, you will learn how to increase Swap on Ubuntu. The process is easier than you think. Let's go. Swap or swap memory...

How to install Google Earth on Ubuntu 20.04 | 22.04 LTS

Google Earth is a popular mapping and geographical exploration application that allows users to explore the Earth's surface and various locations using satellite imagery,...