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Category: Linux

Linux is a powerful, open-source operating system known for its stability, security, and flexibility, widely used in servers, development, and embedded systems

Install Synaptic Package Manager: Handle packages in Ubuntu

Posted on 12/02/202107/09/2023 IT Expert By IT Expert 3 Comments on Install Synaptic Package Manager: Handle packages in Ubuntu
Install Synaptic Package Manager: Handle packages in Ubuntu

Synaptic is a graphical package management program for apt. It provides the same features as the apt-get command-line utility with a GUI based on Gtk+. If you are a strong supporter of using GUI to install apps in Debian and Debian-based systems such as Ubuntu, and Mint, etc, Synaptic will be nice to install and try out….

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Linux

Install Microsoft Edge Browser on Ubuntu Linux

Posted on 09/02/202123/03/2024 IT Expert By IT Expert No Comments on Install Microsoft Edge Browser on Ubuntu Linux
Install Microsoft Edge Browser on Ubuntu Linux

Microsoft Edge is a cross-platform web browser developed by Microsoft. It was first released for Windows 10 and Xbox One in 2015, then for Android and iOS in 2017, for macOS in 2019, and as a preview for Linux in October 2020. Edge includes integration with Cortana and has extensions hosted on the Microsoft Store….

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Linux

Install and configure BigBlueButton on Ubuntu Linux

Posted on 08/02/202123/02/2025 IT Expert By IT Expert No Comments on Install and configure BigBlueButton on Ubuntu Linux
Install and configure BigBlueButton on Ubuntu Linux

BigBlueButton (BBB) is an open-source web conferencing system for online learning that enables you to engage your students and colleagues online. If you searching for a solution to handle remote teaching of students online, BBB provides real-time sharing of audio, video, slides, chat, and screen.  In this article, will walk you through installing and configuring of the…

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Linux

Disable automatic screen lock on Ubuntu Desktop

Posted on 06/02/202130/09/2023 IT Expert By IT Expert No Comments on Disable automatic screen lock on Ubuntu Desktop
Disable automatic screen lock on Ubuntu Desktop

My little piece of advice would be never to disable this feature if your device is not in a secure location. Whenever you leave your device unattended, the best practice is to lock the screen of your DEVICE to prevent other people from using your desktop, installing malware, or accessing your files. If you sometimes…

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Linux

How to setup and configure a Lamp stack on CentOS

Posted on 21/11/202003/06/2026 Dickson Victor By Dickson Victor 2 Comments on How to setup and configure a Lamp stack on CentOS
How to setup and configure a Lamp stack on CentOS

LAMP stands for Linux Apache Mysql PHP. This stack is an open-source software used to deliver high-performing web applications comprising of the above-named applications. What this means is that these individual packages are installed together in a stack to enable a server to host dynamic websites and web applications. In this article, I will be…

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Linux

How to disable RC4 Cipher Algorithms support in SSH Server

Posted on 15/11/202003/06/2026 IT Expert By IT Expert No Comments on How to disable RC4 Cipher Algorithms support in SSH Server
How to disable RC4 Cipher Algorithms support in SSH Server

In this guide we shall discuss “how to disable RC4 Cipher Algorithms support in SSH Server”. RC4 is a stream cipher and it is remarkable for its simplicity and speed in software. multiple vulnerabilities have been discovered in RC4, rendering it insecure. It is especially vulnerable when the beginning of the output keystream is not…

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Linux

How to setup a cache-only DNS server

Posted on 15/11/202010/09/2023 IT Expert By IT Expert No Comments on How to setup a cache-only DNS server
How to setup a cache-only DNS server

A cache-only dns server (also known as a resolver) queries for information from other servers and stores the result of such queries in a memory cache for future use. This is a useful exercise in the event of repeating a request for a second time; a second (& similar) query will return a result in…

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Linux

User account and process management in Linux

Posted on 03/11/202008/09/2023 IT Expert By IT Expert No Comments on User account and process management in Linux
User account and process management in Linux

The process is a program in execution. The process is created when a command is to be executed so, it can be called a running instance of a program in execution. Tuning or controlling a process is called Process Management. There are two types of Linux processes, normal and real-time. Real-time processes have a higher priority than…

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Linux

How to check your current Runlevel in Linux

Posted on 27/10/202006/09/2023 IT Expert By IT Expert No Comments on How to check your current Runlevel in Linux
How to check your current Runlevel in Linux

Runlevel is the operating system state on Linux system (it dictates the state that the machine is currently operating, and what applications or services can run at that time). There are seven (7) run levels numbered from 0 to 6. A system can be booted into any of the given runlevel. Runlevels are identified by…

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Linux

Adding a subnetwork interface to an existing network interface

Posted on 27/10/202006/09/2023 IT Expert By IT Expert No Comments on Adding a subnetwork interface to an existing network interface
Adding a subnetwork interface to an existing network interface

A Network Interface Card (NIC) is used to connect a computer to an Ethernet network. This tutorial will teach you two ways you can add a network interface to an already existing network interface. METHOD 1 – Additionally, we look at my available interfaces by issuing the ip command. For this tutorial, I am going to create…

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Linux

Keepalive Settings: Understanding keepalive configuration

Posted on 19/10/202031/08/2023 IT Expert By IT Expert No Comments on Keepalive Settings: Understanding keepalive configuration
Keepalive Settings: Understanding keepalive configuration

The keepalive utility helps to manage web traffic and optimize the use of system resources. With the increase in the number of internet users, the workload on web servers also increases. The system administrator hence, has to ensure the server is capable of putting up and accommodating the number of connection requests. If the number…

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Linux

Linux Machine: Is it Virtual or a Physical server

Posted on 11/10/202031/08/2023 IT Expert By IT Expert No Comments on Linux Machine: Is it Virtual or a Physical server
Linux Machine: Is it Virtual or a Physical server

Sometimes, as a Linux Administrator, you want to know if a server you are working on remotely is a Physical device or a Virtual machine. This tutorial explains some simple command which will help you determine the nature of the machine you are working on. SAMPLE 1  The dmidecode tool This is the Desktop Management…

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Linux

How to automatically resolve errors associated with failed dependencies

Posted on 06/10/202010/10/2024 Dickson Victor By Dickson Victor No Comments on How to automatically resolve errors associated with failed dependencies
How to automatically resolve errors associated with failed dependencies

In this guide, you will learn how to Automatically resolve errors associated with failed dependencies. Sometimes, installing a package on a Linux machine can become quite frustrating when you encounter dependency resolution issues; these dependencies can even sometimes come in a loop and you’d be downloading and installing dependencies over and over again and it…

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Linux

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