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    How to add a wallpaper to the Debian 10 terminal

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 23, 2020 2:06 AM EDT)
    • Story Type: Tutorial; Groups: Debian
    This article shows how you can change the Terminal’s traditional look by adding a custom wallpaper to a Terminal’s background. We will use Debian 10 for describing the procedure mentioned in this article.

    How To Reset Root user password in CentOS 8 and RHEL 8 server

    This brief tutorial explains how to reset Root user password in CentOS 8 and RHEL 8 server editions from emergency mode or single user mode.

    How To Install RHEL 8 Step by Step with Screenshots

    RHEL 8 is the latest release of the popular enterprise distribution. Whether you're installing RHEL for the first time, or you're installing the latest version, the process is going to be fairly new to you. This guide walks you through the steps in the latest Red Hat Anaconda installer.

    How to Build a Hacking Station with Raspberry Pi and Kali Linux

    Learn how you can build a hacking station with Raspberry Pi and Kali Linux and use it to identify security vulnerabilities in your smart home system.

    Understanding the Differences Between Soft and Hard Links in Linux

    • Make Tech Easier; By Divya Lakshmanan (Posted by damien on Feb 22, 2020 3:52 AM EDT)
    • Story Type: Tutorial; Groups: Linux
    In Linux, you can use a soft or hard link to connect two files together. Check out the differences between soft and hard links and which one you should use.

    How to create animated GIFs with FFmpeg

    • Medium.com/The-Startup; By Erik-Jan van Baaren (Posted by eriky on Feb 22, 2020 1:41 AM EDT)
    • Story Type: Tutorial, Video
    Learn to install and use this free video converter

    How To Autostart Screen Session On Linux When Logging In

    • ostechnix.com; By Senthil Kumar (Posted by ostechnix on Feb 21, 2020 10:03 PM EDT)
    • Story Type: Tutorial; Groups: Linux
    This guide explains how to automatically start Screen session on Linux when logging in. Auto-starting Screen sessions wil be useful when running long running process via SSH.

    Sysadmins: Is LibreOffice a viable office suite choice for your users?

    LibreOffice is a full-featured office tool, but it has been slow to replace proprietary alternatives in many spaces.

    Using find, locate, which and whereis Commands to Search for Files in Linux

    • Make Tech Easier; By Divya Lakshmanan (Posted by damien on Feb 21, 2020 10:04 AM EDT)
    • Story Type: Tutorial; Groups: Linux
    There are a few ways to find and locate files from the terminal in Linux. find, locate, which and whereis are some of the commonly used commands to do so.

    Python while Loop

    Loops are one of the fundamental concepts of programming languages. Loops are handy when you want to repeat a specific block of code a number of times until a given condition is met. This tutorial covers the basics of while loops in Python. We'll also show you how to use the else clause and the break and continue statements.

    Tools for SSH key management

    • Opensource.com; By Ben Nuttall (Posted by bob on Feb 21, 2020 6:59 AM EDT)
    • Story Type: Roundups, Tutorial; Groups: Linux
    I use SSH constantly. Every day I find myself logged in to multiple servers and Pis (both in the same room as me and over the internet). I have many devices I need access to, and different requirements for gaining access, so in addition to using various SSH/SCP command options, I have to maintain a config file with all the connection details. Over time I’ve come up with a few time-saving tips and tools that you might find useful, too.

    Install Metabase on Ubuntu 18.04 with Nginx and SSL

    Metabase is a free, opensource platform built to visualize the data with graphs and charts without writing a single line of SQL query or hiring a developer to analyze the data. In this guide you are going to install Metabase and use remote MySQL database server and also install Nginx and finally secure the installation with Let’s Encrypt SSL certificate for free.

    How to Install Let’s Encrypt SSL on Ubuntu 18.04 with Nginx

    Let’s Encrypt is a free and automated certificate authority organization. They aim to bring secure websites to all users across the web. They make installations easy and simple, and you can even set up auto-renewal so that you never have to worry about your certificate expiring. In this tutorial, we will guide you through the steps of installing Let’s Encrypt SSL certificate on an Ubuntu 18.04 VPS and configure it with Nginx web server.

    Managing swap in the modern Linux system

    Swap space is an integral part of the modern Linux system, especially in the Enterprise environments of today. Many of you may be familiar with its concepts and how to manage it to work in your favor. I would bet that there are a lot of people who, like myself until recently, haven't interfaced with swap or the manipulation of it in a live environment and may not entirely understand its purpose. I want to go through the basic concepts and explain how to create and manage a swap space.

    Create web user interfaces with Qt WebAssembly instead of JavaScript

    • Opensource.com; By Stephan Avenwedde (Posted by bob on Feb 20, 2020 6:40 AM EDT)
    • Story Type: Tutorial; Groups: Developer
    When I first heard about WebAssembly and the possibility of creating web user interfaces with Qt, just like I would in ordinary C++, I decided to take a deeper look at the?technology.

    How To Add Markdown Support To Gedit Using `Markdown Preview` Plugin

    Gedit, the default GNOME text editor, doesn't support Markdown by default. It does support plugins though, so with the help of a plugin called Gedit Markdown Preview, you can add Markdown support to modern Gedit versions (3.22 and newer).

    How to open a Linux terminal window

    Say you are new to Linux world and just installed Linux desktop and now you would like to fire up terminal window and start issuing commands, but wait you don’t know how to access a terminal window in Linux, in this article I will walk you through how to open a Linux terminal window and set up a keyboard shortcut for easier access.

    Stop Installing Python Packages Globally — Use Virtual Environments

    • medium.com/better-programming; By Erik-Jan van Baaren (Posted by eriky on Feb 19, 2020 7:31 PM EDT)
    • Story Type: Tutorial; Groups: Developer, Python
    With virtual environments, you can isolate your software and avoid version conflicts.. Python virtual environments allow you to install Python packages in an isolated location for a particular application, instead of installing them globally. This articles explores what the advantages are and how you can quickly get started.

    How to use, read and manage Linux log files

    Ubuntu logs system events into the log files in order to help administrators maintain, analyze and diagnose system related issues and applications problems. Log files contain messages related to kernel, services and applications events that are kept on a centralized repository of log files under /var/log directory. In this article, we will provide an overview of Ubuntu log files, and show how to configure and use syslogd. You will also learn how log rotation works and how to view and read the log files. A brief introduction to systemd will be provided at the end .

    How to Load Balance a PHP Application in Ubuntu using GCP

    How to Load Balance a PHP Application on GCP. This guide provides you with detailed and advanced steps to setup a HTTP(S) Layer 7 Load Balancer for your PHP web application.

    The only option brought me to success installing telegram-desktop on CentOS 8.1 appears to be snap

    • https://dbaxps.blogspot.com; By Boris Derzhavets (Posted by dba477 on Feb 19, 2020 2:34 PM EDT)
    • Story Type: Security, Tutorial; Groups: Red Hat
    In meantime the only option brought me to success installing telegram-desktop on CentOS 8.1 appears to be snap.

    4 Ways to Kill Unresponsive Applications in Debian 10

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 19, 2020 2:11 AM EDT)
    • Story Type: Tutorial; Groups: Debian
    This tutorial shows 4 different ways to kill an unresponsive application by using the Debian GNOME GUI and the command line.

    Changing TTY prompt, font and colors

    Bored with a plain, white-on-black virtual terminal? You can make it more to your liking, but be prepared for some difficulties.

    How To Limit The Number Of SSH Logins Per User/Group/System On Linux

    This brief tutorial explains how to limit the number of SSH logins per user or group or system on Linux using /etc/security/limits.conf file.

    OTRS installation on RHEL 8

    OTRS is an open source service management solution used by many companies around the world. It's extensibility and ability to integrate with other systems no doubt add to it's popularity. Written in perl, this software will run on mostly anything, and it's low requirement on resources makes it ideal even for a small business to start ticketing, or standardize their internal processes.

    Configuring static and dynamic IP Addresses in Ubuntu using Netplan

    • net2.com; By Ziad Nahdy (Posted by zn52 on Feb 18, 2020 6:21 AM EDT)
    • Story Type: Tutorial; Groups: Ubuntu
    Ubuntu automatically assigns an IP address to the network via DHCP (Dynamic Host Configuration Protocol ). It will continue to get such a dynamic IP (keeps changing) address until you decide to change it to a static one. Ubuntu has switched to the YAML based Netplan for configuring a network since release 18.04

    How to install spark on RHEL 8

    Apache Spark is a distributed computing system. It consists of a master and one or more slaves, where the master distributes the work among the slaves, thus giving the ability to use our many computers to work on one task. One could guess that this is indeed a powerful tool where tasks need large computations to complete, but can be split into smaller chunks of steps that can be pushed to the slaves to work on. Once our cluster is up and running, we can write programs to run on it in Python, Java, and Scala.

    Give your Linux system's firewall a security boost

    Firewalls are great but they're ineffective if something goes wrong with them. The /etc/hosts.allow and /etc/hosts.deny files are the second line of defense against intruders.

    Autostart Tmux Session On Remote Linux System When Logging In Via SSH

    • ostechnix.com; By Senthil Kumar (Posted by ostechnix on Feb 17, 2020 7:12 PM EDT)
    • Story Type: Tutorial; Groups: Linux
    This brief tutorial explains how to autostart Tmux session on a remote Linux system when logging in via SSH from your local system.

    How to use Eye of Gnome Image Viewer in Debian 10

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 17, 2020 3:29 PM EDT)
    • Story Type: Tutorial; Groups: Debian
    In this article, we will explain how to install EOG on Debian through the Debian command line. We will also explain how you can use it to view images in Debian and also how you can set it as a default application for opening/viewing photos.

    How to List Cron Jobs in Linux

    • Linuxize.com; By linuxize (Posted by linuxize on Feb 16, 2020 5:24 PM EDT)
    • Story Type: Tutorial
    Cron is a scheduling daemon that allows you to schedule the execution of tasks at specified intervals. These tasks are called cron jobs and can be scheduled to run by a minute, hour, day of the month, month, day of the week, or any combination of these.

    How to Install Lighttpd on Debian 9

    In this tutorial, we will demonstrate how to install and deploy Lighttpd on a Debian 9 VPS with FPM/FastCGI support. Lighttpd is a free, open-source and high-performance web server developed by Jan Kneschke. It has a low memory footprint when compared to other web servers and is specially designed for speed-critical environments. It is secure, fast, and can handle up to 10,000 connections in parallel on a single server. It is used by many websites, including YouTube, Bloglines, WikiMedia, and many more. Lighttpd comes with a rich set of features, such as FastCGI, SCGI, Auth, URL-Rewriting, Output-Compression, event mechanism, and more. These features combined make for a compelling and high-performance web server solution.

    How To Zoom Tmux Panes For Better Text Visibility

    • ostechnix.com; By Senthil Kumar (Posted by ostechnix on Feb 16, 2020 4:15 AM EDT)
    • Story Type: Tutorial; Groups: Linux
    This guide explains how to zoom in Tmux panes to fit them into the full size of current Terminal window and zoom out them again to its normal position in Linux.

    Install LibModsecurity Web Application Firewall with Nginx on CentOS 8

    • Howtoforge Linux Howtos und Tutorials (Posted by bob on Feb 15, 2020 8:05 AM EDT)
    • Story Type: Tutorial; Groups: Linux
    LibModSecurity is a free and open-source web application firewall (WAF) that can be used to protect an Nginx server from different kinds of cyberattacks. In this tutorial, we will show you how to download and compile LibModSecurity with Nginx support on CentOS 8.

    How to install TaskBoard Kanban on Debian 10

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 15, 2020 6:50 AM EDT)
    • Story Type: Tutorial; Groups: Debian
    TaskBoard is a free and open-source PHP based tool that helps users to keep track of their important tasks. It has a simple user-friendly web interface that is intuitive and easy to use.

    How to install cassandra on RHEL 8

    Apache Cassandra is an open-source NoSQL database. One of it's main features is it's decentralized nature that gives unique fault tolerance. Having our data replicated across datacenters means our production will not suffer from the loss of one of our sites, something all sysadmins dream of (or really happy to have such setup).

    How I learned to stop worrying and love systemd

    A personal journey of systemd discovery, from services and even containers.

    How to Install and Use Curl on CentOS 8

    • Linuxize.com; By linuxize (Posted by linuxize on Feb 14, 2020 3:58 PM EDT)
    • Story Type: Tutorial
    curl is a powerful command-line tool for transferring data from or to a remote server. With curl you can download or upload data using various network protocols, such as HTTP, HTTPS, SCP, SFTP, and http://FTP.

    How To Keep OneDrive In Sync With A Folder On Linux Using OneDrive Free Client Fork

    There's no official Microsoft OneDrive client for Linux, but it's still possible to keep your OneDrive files in sync (with real-time file monitoring) with a folder on your Linux machine, and this article will show you how, by using a fork of OneDrive Free Client that's still maintained (a command line OneDrive client for Linux).

    How to install apache bench on RHEL 8

    Apache Bench is a useful little tool for testing the response time of a webservice, and thus the performance of the webserver. We can specify the number of requests to send, the target URL, set up concurrency, just to name a few of this tool's settings.

    How to Speed Up Package Downloads and updates with apt-fast on Debian 10

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 14, 2020 5:41 AM EDT)
    • Story Type: Tutorial; Groups: Debian
    In this article, we will explain how to install apt-fast in order to accelerate the update and downloading process. We have run the commands and procedure mentioned in this article on a Debian10 system.

    Create and View Linux Cheat Sheets from the Command Line

    • Putorius.net; By Steven Vona (Posted by savona on Feb 14, 2020 3:38 AM EDT)
    • Story Type: Tutorial; Groups: Linux
    Cheat sheets are popular with people learning Linux. Learn how the cheat utility allows you to view and edit cheat sheets right from the place you need them most, the command line.

    How to Install Elasticsearch on CentOS 8

    Elasticsearch is an open-source distributed full-text search and analytics engine. It supports RESTful operations and allows you to store, search, and analyze big volumes of data in real-time. Elasticsearch is one of the most popular search engines powering applications that have complex search requirements such as big e-commerce stores and analytic applications. This tutorial covers the installation of Elasticsearch on CentOS 8.

    How to Install Flarum Forum with Nginx and LE SSL on CentOS 8

    Flarum is a free, open-source and next-generation forum software that makes it easier for you to start and grow a successful online community. It is simple, lightweight, fast and mobile-friendly software based on PHP.

    A List Of Useful Console Services For Linux Users

    • ostechnix.com; By Senthil Kumar (Posted by ostechnix on Feb 13, 2020 10:31 PM EDT)
    • Story Type: Tutorial; Groups: Linux
    Here is a list some useful console services for Linux users. All of the console services are accessible from command line via http, https and other network protocols like ssh and telnet.

    Recover deleted files in Debian with TestDisk

    • vitux.com; By Karim Buzdar (Posted by vitux on Feb 13, 2020 3:30 PM EDT)
    • Story Type: Tutorial; Groups: Debian
    In this article, we will explain how to recover lost files on Debian by using the TestDisk utility. We have run the commands and procedures mentioned in this article on a Debian 10 Buster system.

    Using Bash for automation

    Take your Bash scripting to a new higher level using libraries with automation.

    10 things I wish I'd known before becoming a Linux sysadmin

    Linux system administrators deal with a lot of interesting issues during a career. But what do you wish you knew before you became one?

    How to Install Askbot on CentOS 7

    In this tutorial, we will explain how to install and configure Askbot on a CentOS 7 VPS with Nginx. Askbot is an open-source question and answers forum system written in Django and Python. It is simple, easy-to-use, and very similar to StackOverflow. It is a powerful and highly-customizable software that allows you to create your own question and answer forum on the internet. Many companies, such as Fedora, OpenStack, and LibreOffice use Askbot for their Q&A sections.

    Extend disk space of AWS EC2 Linux Instance

    In this tutorial , we will learn how to extend disk space of AWS EC2 Linux Instance with zero downtime. Before Starting I would recommend you to take AMI backup of the instance or Snapshot of the Volume.Taking backup is recommended for safety purpose.

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