How to install GCC the C compiler on Ubuntu 22.04 LTS Jammy Jellyfish Linux

How to install GCC the C compiler on Ubuntu 22.04 LTS Jammy Jellyfish Linux

GCC (GNU Compiler Collection) is a compiler system developed to support various programming languages. It is a standard compiler used in most projects related to GNU and Linux, for example, the Linux kernel. The objective of this tutorial is to install GCC, the C compiler, on Ubuntu 22.04 Jammy Jellyfish. Installation of GCC can be achieved by using the apt install command as you will see below.

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Allow SSH root login on Ubuntu 20.04 Focal Fossa Linux

Enable SSH root login on Ubuntu 20.04 Focal Fossa Linux

SSH (Secure Shell) is used to handle network services securely over an unsecured network. Some examples include: remote command-line, login, and remote command execution. Normally to log into SSH, it must be done as a normal user, and then you can elevate to the root user after logging in. But it is possible to bypass this behavior with a simple config edit. In this tutorial, you will learn how to enable SSH root login on Ubuntu 20.04 Server/Desktop.

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How to install, uninstall and update Firefox on Ubuntu

How to install, uninstall and update Firefox on Ubuntu

Mozilla Firefox is the preferred web browser for many Linux users. It is free and open source software, which as we all know, goes hand in hand with any Linux system. One important aspect of system security is to keep your Firefox web browser up to date, since malicious websites can potentially take advantage of older browsers.

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How to enable/disable firewall on Ubuntu 20.04 LTS Focal Fossa

How to enable/disable firewall on Ubuntu 20.04 LTS Focal Fossa Linux

The default Ubuntu firewall is ufw, which is an acronym for “uncomplicated firewall.” It comes automatically installed on all editions of Ubuntu Desktop and Ubuntu Server. Ufw is a frontend for the typical Linux iptables commands, but it is developed in such a way that basic firewall tasks can be performed without the knowledge of iptables. You may find you need to disable ufw if it is blocking some necessary connections, or you can enable it for increased security.

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Checking the status of NGINX on Ubuntu

How to check NGINX status on Ubuntu

After installing NGINX on Ubuntu Linux, either as a web server or reverse proxy server, you’ll need to learn the basics of administrating the service. In this tutorial, we’ll show how to check the status of NGINX on Ubuntu. This will give you information about the state of the NGINX service, to help you determine if it’s running, accepting connections successfully, etc. We’ll also explain the various states of NGINX, so you know what to do with the information that’s presented.

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Ubuntu 22.04 network configuration

Ubuntu 22.04 Network Setup

Network setup for Ubuntu can range from easy to hard, depending on what you’re trying to do. Canonical prides itself on making their Ubuntu 22.04 Jammy Jellyfish Linux operating system very simple to use, even if you do not have a lot of technical knowledge. Despite its simplicity, Ubuntu has a lot going on under the hood to make things work, including networking configuration that allows you to connect to local devices or servers across the world.

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Ubuntu Static IP configuration

Ubuntu Static IP configuration

In this tutorial, you will learn all about Ubuntu static IP address configuration. We will provide the reader with a step by step procedure on how to set static IP address on Ubuntu Server via netplan and Ubuntu Desktop using NetworkManager. Static IP address is recommended for servers as the static address does not change as oppose to a dynamic IP address assignment via DHCP server.

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Ubuntu black screen solution

Ubuntu black screen solution

Although it is not a common error, some users may encounter a black screen when using Ubuntu Linux. The error is most likely to occur when first logging into Ubuntu, and usually indicates that there is a missing video driver. In this tutorial, we will look at a solution to fix a black screen on Ubuntu.

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How to find my IP address, default gateway and DNS server on Ubuntu 20.04 Focal Fossa Linux from command line

How to find my IP address on Ubuntu 20.04 Focal Fossa Linux

In this tutorial, we will show how to use the Ubuntu ip command to see information about the local IP address, default gateway, and DNS servers on Ubuntu 20.04 Focal Fossa Linux. The IP address is used by your Ubuntu machine to talk to other devices on the network, like a router or other PCs. Keep in mind that your internal IP address is different from your system’s external IP.

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Netplan static ip on Ubuntu configuration

Netplan static IP on Ubuntu configuration

In this tutorial, we will discuss a netplan static IP configuration on Ubuntu Linux. Netplan allows for straightforward network IP address configuration using human-readable data-serialization language YAML. The article will also discuss a default Netplan network settings and the location of the Netplan configuration file.

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Ubuntu 20.04 Remote Desktop Access from Windows 10

Ubuntu 20.04 Remote Desktop Access from Windows 10/11

In this tutorial, we will show how to remote desktop into Ubuntu 20.04 from Windows 10 and 11. This will save the user from having to get up and go to their Ubuntu 20.04 computer any time that they need to access it. Instead, you will simply be able to remote desktop into Ubuntu 20.04 from Windows and it will be as if you are sitting at the other computer.

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