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How to Set or Change Hostname in Fedora Linux

  • LinuxShellTips (Posted by tecmint on Apr 15, 2021 8:09 AM EST)
  • Story Type: Tutorial; Groups: Linux
Setting up hostname is an important task when you are installing the operating system. Hostnames are invented to make human life easy. When you have 100’s of machines in your network it is not easy to remember each machine with its IP address but with hostname it becomes easy. Let’s dive in and see how simple it is to configure hostname in Fedora Linux.

LFCA: Learn Basics of Network IP Addressing – Part 9

  • Tecmint; By Tecmint (Posted by tecmint on Apr 14, 2021 12:45 AM EST)
  • Story Type: Tutorial; Groups: Linux
In our previous chapter of the LFCA series, we defined a computer network and briefly brushed over some of the general Linux networking commands that you can use to retrieve useful network information such as your IP address, subnet mask, open ports and so much more.

A Definitive Series to Learn Java Programming for Beginners

Java is a General purpose, Object Oriented Programming Language written by James Gosling. It is known for many features which makes it different from other Programming languages. It is one of those Programming Language that has always remained in demand since the time of its initial release.

CloudStats.me – Easy Server and Website Monitoring from the Cloud

  • Tecmint; By Ravi Saive (Posted by tecmint on Apr 10, 2021 11:12 PM EST)
  • Story Type: Tutorial; Groups: Linux
CloudStats is a cloud based server and website monitoring platform that makes it really easy for you to monitor any server or website. The platform supports servers of all types (for example, cloud, vps, dedicated servers) and most operating systems (like Ubuntu, Debian, CentOS and Windows).

How to Install TeamViewer 15 on RHEL/CentOS/Fedora and Debian/Ubuntu

  • Tecmint; By Ravi Saive (Posted by tecmint on Apr 9, 2021 7:22 PM EST)
  • Story Type: Tutorial; Groups: Linux
Teamviewer is a cross-platform, powerful, and secure remote access and control software that can connect to multiple devices simultaneously. It is an all-in-one solution for remote support which can be used for desktop sharing, online meetings, and file transfer between devices connected over the Internet.

How to Host a Website on an Apache Web Server

  • LinuxShellTips; By LinuxShellTips (Posted by tecmint on Apr 8, 2021 5:21 PM EST)
  • Story Type: Tutorial; Groups: Linux
The Apache HTTP Server (commonly referred to simply as Apache), is a free and open-source web server software brought to you by the Apache Software Foundation. Apache has been around for more than 2 decades and is considered beginner-friendly.

10 Best Linux Laptops of 2021

With the provision of installation media formats like ISO images and Live CDs, running new installations of operating systems is as easy as a walk on the beach, especially in cases with our favorite open-source desktop operating system, GNU/Linux.

How to Install VirtualBox in Different Linux Distributions

Before installing Virtualbox, check if virtualization is enabled in BIOS. During bootup press the bios key and navigate through the bios option to enable/disable virtualization. Depending upon your machine product, the bios key may vary.

10 Best To Do List Apps for Linux Desktop 2021

  • Fossmint; By Martin (Posted by tecmint on Apr 6, 2021 10:16 PM EST)
  • Story Type: Tutorial; Groups: Linux
ToDo lists are arguably the most developed applications after calculator-type apps because their feature lists are pretty much set in stone and that makes them relatively easier to create compared to more complex applications e.g. graph plotting apps.

How to Install PostgreSQL and pgAdmin in CentOS 8

  • Tecmint; By Aaron Kili (Posted by tecmint on Apr 6, 2021 8:56 AM EST)
  • Story Type: Tutorial; Groups: Linux
PostgreSQL is a powerful, widely-used, open-source, multi-platform, and advanced object-relational database system known for its proven architecture, reliability, data integrity, robust feature set, and extensibility.

Getting Started with VirtualBox in Linux – Part 1

  • LinuxShellTips; By LinuxShellTips (Posted by tecmint on Apr 5, 2021 7:49 PM EST)
  • Story Type: Tutorial; Groups: Linux
LinuxShellTips is happy to present a series on oracle VirtualBox, the most popular open-source (GPL V2) cross-platform hosted hypervisor in the market that supports X86, AMD/Intel virtualization.

How to Record Programs and Games Using ‘Simple Screen Recorder’ in Linux

  • Tecmint; By Gabriel Cánepa (Posted by tecmint on Apr 5, 2021 3:26 PM EST)
  • Story Type: Tutorial; Groups: Linux
One of the best ways to learn a particular subject is by explaining it to others. Needless to say, each time I write an article I am first also teaching the topic to myself and making sure I am conveying it in a way that will be easy to understand and follow. Doing screencasts is a magnificient way to accomplish this goal.

Gdu – A Pretty Fast Disk Usage Analyzer for Linux

  • Tecmint; By Karthick Sudhakar (Posted by tecmint on Apr 4, 2021 4:21 AM EST)
  • Story Type: Tutorial; Groups: Linux
The gdu tool is created for SSD drives where parallel processing can be utilized. This tool can also work with HDD with less performance compared to SSD drives. You can also check benchmark results. There are many other similar tools and you have to play with gdu first to see if satisfy your needs.

LFCA: How to Monitor Basic System Metrics in Linux – Part 8

  • Tecmint; By James (Posted by tecmint on Apr 3, 2021 1:45 AM EST)
  • Story Type: Tutorial; Groups: Linux
This article is Part 8 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to monitor basic system metricks and schedule administrative tasks in the Linux system.

LFCA: How to Manage Software Packages in Linux – Part 7

  • Tecmint; By James Kiare (Posted by tecmint on Apr 2, 2021 11:43 AM EST)
  • Story Type: Tutorial; Groups: Linux
This article is Part 7 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to manage software packages in the Linux system.

How to Configure FirewallD in RHEL, CentOS and Fedora

  • Tecmint; By Babin Lonston (Posted by tecmint on Apr 2, 2021 10:29 AM EST)
  • Story Type: Tutorial; Groups: Linux
Net-filter as we all know it’s a firewall in Linux. Firewalld is a dynamic daemon to manage firewalls with support for network zones. In the earlier version, RHEL & CentOS 6 we have been using iptables as a daemon for packet filtering framework. In RHEL/CentOS 7/8 and Fedora iptables interface is being replaced by firewalld.

How to Install Mosh Shell as SSH Alternative on Linux

  • Tecmint; By Ravi (Posted by tecmint on Apr 1, 2021 9:29 PM EST)
  • Story Type: Tutorial; Groups: Linux
Mosh, which stands for Mobile Shell is a command-line application which is used for connecting to the server from a client computer, over the Internet. It can be used as SSH and contains more feature than Secure Shell.

gImageReader – Extract Text from Images and PDF’s in Linux

  • Fossmint; By Martin (Posted by tecmint on Apr 1, 2021 6:25 PM EST)
  • Story Type: Tutorial; Groups: Linux
gImageReader is a free and open-source PDF reader with the ability to extract text from images and PDFs. It is built as a simple Gtk/Qt front-end to Tesseract-OCR, an open-source OCR engine for recognizing texts and patterns in documents and images using Artificial Intelligence.

How to Create an SSH Key Passphrase in Linux

SSH keys are commonly used without a passphrase. This is especially true when automating tasks because no human is expected to be available to type in the passphrase. Nevertheless, the use of SSH key passphrases is recommended for interactive users.

How to Generate Self-Signed SSL Certificates using OpenSSL

  • LinuxShellTips; By LinuxShellTips (Posted by tecmint on Mar 30, 2021 5:59 PM EST)
  • Story Type: Tutorial; Groups: Linux
Ideally, SSL certificates are issued by publicly trusted certificate authorities (e.g. Let’s Encrypt, Comodo, Verisign) to provide authentication and encryption on the internet. However, you could obtain an SSL certificate without going through a third-party certificate authority — this is what is referred to as a self-signed certificate.

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