Archives For Howtos

OpenJDK announced the latest JDK 24 yesterday. This is the beginner’s guide shows how to install it in all current Ubuntu and Linux Mint releases.

OpenJDK 24 is a short term release with 6 months support. Ubuntu has made JDK 24 into system repository for upcoming Ubuntu 25.04, while all current Ubuntu releases may use the official tarball instead.

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To help users switching from Adobe PhotoShop, PhotoGIMP project updated today with support for the new GIMP 3.0 image editor.

PhotoGIMP is a free open-source project that optimizes GIMP for AdobeShop users. By changing the local app data, it organised the tools and their options to be PhotoShop style, assigned keyboard shortcuts to similar to the ones in Photoshop for Windows, following Adobe’s Documentation, and added new default settings to maximize space on the canvas.

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After more than 4 years of development, GIMP image editor 3.0 finally goes stable!

GIMP 3.0 is a new major release! Here are the new features and how to install guide for Ubuntu users in 3 different ways:

  • Flatpak package runs in sandbox environment.
  • AppImage package, no installation required.
  • Ubuntu PPA (unofficial) with native .deb package.

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For users who want to try out the new NVIDIA 570.124.04 driver, the Graphics Drivers Team PPA finally updated with the packages for Ubuntu 20.04, Ubuntu 22.04, Ubuntu 24.04, Ubuntu 24.10, and Ubuntu 25.04.

NVIDIA 570.124.04 is the latest production branch driver for Linux, which was released in last month.

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Messed up or mistakenly deleted configuration files under /etc directory, but no backup? Here’s how to restore the files just like they were originally installed.

In Linux, the /etc directory is the location for storing system-wide configuration files. When installing a software package, it may create and/or read software specific config files under /etc directory for user custom configurations.

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Got multiple computers/laptops but only one mouse & keyboard? Without buying a KVM switch, here’s a software can do the job sharing them between your computers.

It’s Input Leap a free open-source application forked from Barrier, allowing to use single mouse and keyboard to control multiple computers in same local network.

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This is a step by step beginner’s guide shows how to install the most recent PCSX2, the free open-source Playstation 2 Emulator, in all current Ubuntu releases, including Ubuntu 20.04, Ubuntu 22.04, Ubuntu 24.04, and Ubuntu 24.10.

PCSX2 is an application that emulates the PS2’s hardware, allowing to play PS2 games on PC or laptop with additional features, such as custom resolutions and upscaling, virtual and sharable memory cards, save states, and internal recorder for lossless quality at full speed.

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Ubuntu has some snap apps (e.g., Firefox and AppCenter) pre-installed in recent releases. The snap apps auto-generate a snap folder in user’s home directory to store app data, caches, and configuration files.

If you don’t want to see that folder, you may hide it or move to another location. And, here’s how to do the trick step by step in Ubuntu 22.04, Ubuntu 24.04, and Ubuntu 24.10.

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This tutorial shows how to block ads, trackers, and malware domains system-wide in Ubuntu and other Linux desktop using hBlock.

hBlock is a free open-source script that collects a large list of domains that serve ads, tracking scripts and malware from multiple sources. It blocks them by mapping all those domain names to 0.0.0.0 using hosts file, thus it works system-wide.

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For GnuCash users who prefer the native .deb package format, here I made a new unofficial PPA for all current Ubuntu releases.

GnuCash is a popular personal and small-business financial-accounting software. It’s available in the Ubuntu system repositories, but always old.

I’ve written about how to install the most recent GnuCash 5.10 in Ubuntu in different ways. For those who prefer the .deb package, here’s a new PPA available for choice.

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