today's howtos

posted by Roy Schestowitz on Mar 19, 2023

• Plex Media Server: Your Ultimate Guide to organizing and watching your personal Media

• Dusty Mabe: NetworkManager: Limiting Bond Subordinate devices by MAC Address

  Someone recently asked me about locking down a bond to specific NIC devices within the machine. Specifically they were concerned with the sometimes unpredictable nature of NIC naming in Linux.

• Sed – Uncommenting Lines in a Text File

  Sed, short for "stream editor", is a powerful text-processing tool that is commonly used in Linux and Unix systems. It can perform a wide range of operations on text files, including searching, replacing, inserting, and deleting lines. One common task that users often need to perform with Sed is uncommenting lines in a text file.

• How to Install Java on Ubuntu 22.04 LTS

  Are you looking to install Java on Ubuntu 22.04 LTS? Our step-by-step guide will walk you through the process with ease.

• How to cache Ansible facts with MongoDB

• Create a libvirt network with Open vSwitch

  libvirt's default Linux bridge imposes limitations with some advanced network features. Try using OVS to implement libvirt networks instead.

• How to Enable and Disable Root on Ubuntu?

  On Linux, you need to know when the root account is enabled or disabled. Well, today you will learn how to enable and disable it in Ubuntu 22.04 Although short, this post can help you on more than one occasion.

• Bash Special Variables ($0, $?, $#, $@, $$, $*)

  Bash is a powerful shell that provides a wide range of special variables that can be used to manipulate and control the behavior of scripts.

• How to Install VidCutter on Ubuntu 22.04 or 20.04

  VidCutter is a free, open-source video editing software for Linux-based operating systems. It is a lightweight, easy-to-use video editing tool with basic and advanced editing features. VidCutter allows you to cut easily, split, and merge video files. Additionally, you can add text overlays, image overlays, and audio tracks to your videos.

• How to List Users in Linux Command Terminal

  Managing user groups is a critical aspect of Linux system administration, as it is essential to ensure security and control access to resources. There are several ways to list user groups in Linux, and this article explores some of the most common and effective methods.

• How to Delete a User in Linux Command Terminal

  Linux is a powerful and adaptable operating system that delivers many features for managing user accounts. In this article, we provide a detailed guide on how to delete a user in Linux using different command-line utilities.

• How to Install DNF Automatic on Fedora Linux

  DNF Automatic is a CLI tool that is designed to upgrade packages on a Linux system.

• How to Install OpenJDK 11 on Ubuntu 22.04 or 20.04

  OpenJDK 11 is a free, open-source implementation of the Java SE 11 Platform, which includes the Java Development Kit (JDK) and Java Runtime Environment (JRE).

• How to Install Android Studio on Ubuntu 22.04 or 20.04

  Android Studio is a popular Integrated Development Environment (IDE) designed for developing Android applications. It was developed and released by Google in 2013 as a replacement for Eclipse, which was previously used as the primary IDE for Android app development.

• NPK Soil Sensor with Arduino: Wiring Diagram and Code Explained

  In this tutorial, we will use Arduino, an NPK soil sensor to get the soil fertility. The percentage of nitrogen, Phosphorus and Potassium is measured

• Emanuele Rocca: Disposable Debian VMs with debvm

  Some notes on using debvm, an amazing piece of software I’ve started using only recently.

  Create a new virtual machine:

  $ debvm-create

  You now have a virtual machine with Debian Sid of your host native architecture (probably amd64). The image file is called rootfs.ext4. You’ve got 1G of disk space in the VM.

  You can now just run the VM! You will be automatically logged is as root.

  $ debvm-run

  Experiment in the VM, run all the sort of tests you have in mind. For example, one thing I commonly do is verifying that things work in a clean environment, as opposed to "on my machine".

• Thomas Koch: Know your tools - simple backup with rsync

  I’ve been using rsync for years and still did not know its full powers. I just wanted a quick and dirty simple backup but realised that rsnapshot is not in Debian anymore.

  However you can do much of rsnapshot with rsync alone nowadays.