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 […]
Read MoreTo 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 […]
Read MoreAfter 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 […]
Read MoreFor 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. The new driver features variable […]
Read MoreMessed 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 […]
Read MoreGot 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. Relationship between Barrier and […]
Read MoreThis 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 […]
Read MoreUbuntu 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 […]
Read MoreThis 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 […]
Read MoreFor 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 […]
Read MoreEmacs text editor released new major 30.1 version a few days ago. For Ubuntu users who prefer the classic .deb package, here’s unofficial PPA updated for all current Ubuntu releases. Emacs 30.1 features Android port, improved touchscreen support, new trusted-content option, native JSON support, default app for ‘org-protocol’, ability to set toolbar to bottom, new […]
Read MoreThis tutorial shows how to enable touchpad 4-finger swipe and pinch gestures in Ubuntu 24.04 and 24.10 with default GNOME Desktop on Wayland. GNOME since version 40 supports 3-finger swipe gestures to switch between workspaces and trigger overview screen. And, there’s an extension Gesture Improvements to enhance the features with 4-finger and pinch gestures support. […]
Read MoreWant to downgrade the Linux Kernel to the original GA (General Availability) Kernel 6.8 in Ubuntu 24.04? Here’s how to do the job step by step. Since Ubuntu 24.04.2, the LTS by default ships with HWE kernel 6.11, which will be updated to the newer kernel series for the next point releases. However, the original […]
Read MoreThis is a step by step beginner’s guide shows how to install and setup the latest Wireshark network protocol analyzer software in Ubuntu 24.04, Ubuntu 22.04, Ubuntu 20.04, and Linux Mint 22/21. Wireshark is a popular free open-source software to capture and display real-time details of network traffic. It’s available in Ubuntu system repository, but […]
Read MoreThis tutorial shows how to add (or remove) the “proposed” repository to install (or downgrade) the pre-released packages/updates in Ubuntu. As you may know, Ubuntu has an area called proposed for updates that are being tested before publication. It’s recommended for developers and users who are interested in helping to test updates and provide feedback. […]
Read MoreThis is a beginner’s guide shows how to enable the experimental HDR feature in Ubuntu, Fedora Workstation, and other Linux with recent GNOME. HDR is a technology allowing to transmit high dynamic range videos and images to compatible displays. KDE has HDR support in Plasma 6, and GNOME is going to add HDR toggle option […]
Read MoreThis is a step by step beginner’s guide shows how to configure Nginx to block certain IPs or IP range from accessing your website, and block all others while only you (and specified IPs) can access the wordpress login pages. This site was under attack a few days ago. Someone made tens of thousands of […]
Read MoreWant to install Kodi home theater software v21.2 “Omega” via native .deb package? Here’s a PPA for Ubuntu 24.04 LTS, though unofficial. Kodi has an official Ubuntu PPA, which has not been updated for long time. The official package for Linux now is Flatpak that runs in sandbox environment. For those who don’t like Flatpak […]
Read MoreThis tutorial shows how to search and print which files contain your specified text or string in Ubuntu and other Linux in command line, with examples. Search file or file content is an important skill for Linux administrator. I’ve shown how to use locate command to search files through the keyword in its file-name, path, […]
Read MoreWant to beatify your Steam app window in Ubuntu or other Linux. Here’s a free open-source project to do the job in GNOME. It’s Adwaita for Steam, a skin to make Steam look more like a native GNOME app. With it, the title and tool bars will be merged into a compact GNOME Client-Side Decoration […]
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