How to Uninstall Software in Ubuntu 18.04

Reading Time: 6 minutes

Introduction

In this tutorial, we will demonstrate how to quickly and easily uninstall software from Ubuntu. Uninstalling software can be done using several techniques. In this article, we will show you how to uninstall software using these various methods.

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How to Install OBS on Linux, Windows and MacOS

Reading Time: 5 minutes

What is OBS?

obs_icon_small

OBS (Open Broadcaster Software) is a free and open-source video recording and livestreaming software program that is written in C, C ++, and Qt and developed by the OBS project and a community of independent developers. It is mainly used for streaming and recording videos. It supports a wide range of plugins to extend the functionality of the program.

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How to Install and Correct Dependencies Issues in Ubuntu

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What is a Dependency?

A dependency is defined as a file, component, or software package that a program needs to work correctly. Almost every software package we install depends on another piece of code or software to work as expected. Because the overall theme of Linux has always been to have a program do one specific thing, and do it well, many software titles utilize other pieces of software to run correctly.

Introduction

Let’s review what dependencies are and why they are required. We all have, at one point or another, most certainly seen a message from our system when we were installing software regarding “missing dependencies.” This error denotes that a required part of the software package is outdated, unavailable or missing. Let’s review how to address those issues when we come across them on Ubuntu.

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How to Install Minikube On CentOS

Reading Time: 5 minutes

What Is Minikube?

Minikube is the name of a software program written in Go, which can build a local Kubernetes cluster on a single host. It uses a meager amount of resources to run a mini Kubernetes deployment. Minikube is mainly used for testing purposes using different scenarios or versions of Kubernetes

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How to Install Node.js via NVM on Ubuntu 18.04

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What is Node.js?

Node.js_logo

Node.js is an open-source javascript runtime environment. It is memory efficient and is intentionally asynchronous. It is deployable on multiple platforms, including Windows, Mac OS X, and Linux, and is suited for rapid development. It’s event-driven architecture make it highly scalable and useful for intensive data-driven applications.

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How to Add or Remove a PPA in Ubuntu 18.04

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What is a PPA?

A PPA (or Personal Package Archive) is a software repository provided by members of the Ubuntu Linux community. Software contained in a PPA can be downloaded and installed via apt, Ubuntu’s defacto package management system.

Typically, PPA’s will contain new or updated software to existing packages that may not be available from the official Ubuntu package repositories. This allows users to have more granular control over when specific software packages are updated on their systems. It is important to be discerning when utilizing PPA’s and to only add a PPA from a trusted source.

The best reason for adding software via a PPA, is the server will get automatic updates to the installed software when updates are run.

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How to Install Jitsi Meet on Ubuntu 18

Reading Time: 9 minutes

What is Jitsi?

Jitsi is a set of open-source projects that allow you to create a secure video conferencing system for your team. It has features such as superior sound quality, excellent encryption and privacy, multi-platform and much more. The Jitsi client can work both in the application and in the web browser. You can broadcast your desktop as well as individual windows, and invite users using URL-link. We will be installing Jitsi on Ubuntu 18.04 server. We will install additional components such as Java’s OpenJdk, Nginx to correctly install, configure and use it. Let’s talk a bit about the components.

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How to Set Up and Manage Sudo Permissions

Reading Time: 7 minutes

What Is Sudo?

sudo-sudoers

credit to: XKCD

Sudo is a Linux program meant to allow a user to use root privileges for a limited timeframe to users and log root activity.  The basic thought is to give as few privileges as possible to a user while allowing  the user to accomplish a task. The term “Sudo” means substitute user, and do. It is a program used for managing of user permission based on a system configuration file. It allows users to run programs with the privileges of another user, by default, the superuser. The program is supplied for most UNIX and Linux-based operating systems.

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How To Add a User and Grant Root Privileges on Ubuntu 18.04

Reading Time: 2 minutes

Adding a user and granting that user root privileges is one of the many tasks of a system admin.  Once a user has been added and granted root privileges they’ll be able to login to your Ubuntu VPS and perform vital functions for the upkeep of the system. Afterward, they’ll be able to use sudo before commands to perform elevated tasks.  In this quick tutorial, we’ll show you how to add a new user and grant root permissions.

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How to Add a User and Grant Root Privileges on Ubuntu 16.04

Reading Time: 2 minutes

Ubuntu 16.04 LTS provides you the ability to add a user for anyone who plans on accessing your server.  Creating a user is a basic setup but an important and critical one for your server security. In this tutorial, we will create a user and grant administrative access, known as root, to your trusted user.

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