today's howtos

posted by Roy Schestowitz on Sep 28, 2024

• Dedoimedo ☛ How to upscale images by hand (in Linux)

  Let's have some nerdy fun. Let's beat thermodynamics! Behold, a tutorial showing how to manually upscale images in GNU/Linux using tools like ImageMagick convert and GIMP, covering commands for resizing with convert, BASH script for faster work, workaround for resource limitations using convert, additional processing using blur, sharpen, unsharpen and noise reduction filters on the command-line and in GIMP, various recommendations for different scenarios based on lighting, graininess and size, optional subsequent upscaling using AI-powered Upscayl, side-by-side comparison of different methods, some other tips and tricks, and more. This should be interesting.

• nixCraft ☛ How do I unzip multiple / many files under Linux?

  I have lots of files in a directory called /disk2/images/. All files are in zip file format, so I am using the following command to extract zip files: [...]

• It's FOSS ☛ How I Used Monitor Mode on TP-Link WN722N for Fun

  Here's a little demo of using monitor mode to capture wireless traffic and use it to your advantage.

• LinuxBuz ☛ Docker Copy: Copy Files From Host to Docker Container

  Docker has become a go-to tool for developers. It allows you to containerize applications, making them easier to manage and deploy.

• Rlang ☛ Mastering File and Directory Manipulation in Linux: A Beginner’s Guide

  Introduction to File Manipulation in Linux
  

  Linux file manipulation is a fundamental skill for managing data efficiently.

• Make Tech Easier ☛ How to Read Large Files on GNU/Linux With Ease

  This article provides you with several effective ways to read large files and extract the necessary information on Linux.

• Linux Journal ☛ Unlock Your Creativity: Building and Testing Websites in the Ubuntu Web Development Playground

  Ubuntu stands out as one of the most popular GNU/Linux distributions among web developers due to its stability, extensive community support, and robust package management. This article dives into creating a dedicated web development environment in Ubuntu, guiding you from the initial system setup to deploying and maintaining your websites.

  Setting Up Ubuntu for Web Development

  System Requirements and Installation Basics

  Before diving into web development, ensure your Ubuntu installation is up to date. Ubuntu can run on a variety of hardware, but for a smooth development experience, a minimum of 4GB RAM and 25GB of available disk space is recommended. After installing Ubuntu, update your system: [...]

• Vasudev Kamath: Disabling Lockdown Mode with Secure Boot on Distro Kernel [Ed: It's not about security at all]

  In my previous post, I mentioned that Lockdown mode is activated when Secure Boot is enabled. One way to override this was to use a self-compiled upstream kernel. However, sometimes we might want to use the distribution kernel itself. This post explains how to disable lockdown mode while keeping Secure Boot enabled with a distribution

  Understanding Secure Boot Detection

  To begin, we need to understand how the kernel detects if Secure Boot is enabled. This is done by the efi_get_secureboot function, as shown in the image below: [...]

• IT Pro Today ☛ How to Set Up a Separate /home Partition on Linux

  Are you a Linux user who has grown tired of having to replace all of the user-specific files and settings every time you reinstall your operating system? If so, there's a simple solution: creating a separate /home partition for Linux.