linux

The architectural differences between the root account and sudo delegation, how the SUID bit works, why visudo saves production servers, and how to manage privileges safely. When you first start working with Linux, you run into permission errors constantly. You try to update your packages, edit a web server config, or mount a hard drive, and the terminal immediately pushes back: $ apt update Read…

Running out of video memory used to mean stuttering, hangs, or even a full system freeze. Linux 7.3 changes that with a set of kernel-level tweaks that keep your desktop smooth even when VRAM is maxed out. The improvements target both gaming and professional workloads, but they don't work like magic. You need to understand the trade-offs and how to verify the behavior on your own hardware. What H…

Wayland support has been one of the harder parts of Linux remote desktop. RustDesk can now provide true unattended access on Wayland, without requiring someone at the remote machine to approve every session. Multi-monitor setups are supported as well. After the initial setup, you can connect even when no one is at the remote machine — including from the login screen after a reboot. For now, we ar…

Two years ago, I switched to Linux on my gaming PC. People kept telling me that it could perform way better than Windows when it comes to FPS, frame pacing and input latency, and when I tried it out, it did feel a lot better. The internet is full of advice on optimizing Linux for gaming: I play competitive FPS games, so low latency, consistent frame times and high FPS matter to me. On Linux, ther…

I'm running Manjaro with kernel 6.18.33-1 on an Intel i5-14600K (Raptor Lake Refresh, hybrid architecture with P-cores and E-cores). I'm trying to determine whether the Linux scheduler is actually ...

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I bought a used HP EliteBook 840 G5 last year. Cleaned it up, wiped Windows, put Ubuntu on it. Everything worked except the fingerprint reader, which I figured I'd get to "eventually." "Eventually" turned out to mean three sessions, several wrong turns, a USB reverse engineering side quest, and a one-line fix that fixes the same problem for a chunk of HP laptops nobody had been able to use on Lin…

On April 29th CVE-2026-31431 was publicly disclosed at https://copy.fail/. This vulnerability allows a local unprivileged user to obtain a root shell by running the Python script shared by the author. This exploit can be used to exploit Linux containers, which are widely used to run all sorts of things: public-facing services, development environments, continuous integration jobs, etc. A containe…

Proton 11.0 Beta 1 has been released with expanded game compatibility, targeted fixes, and ongoing improvements to Valve’s Windows-to-Linux gaming layer, continuing efforts to make more titles playable on Linux and Steam Deck systems. Proton itself is a compatibility layer developed by Valve that allows Windows-based games to run on Linux through Steam Play. It […] The post Proton 11.0 Beta 1 Exp…

According to this article http://www.linuxplanet.com/linuxplanet/reports/6265/1/ Linux is increasingly popular with Wall Street banks nowadays. This is very interesting and it underlines the point that Greg mentioned, that we need to expose ourselves to various technology. If you never used Linux before then you can start with cygwin. Do you notice any migration to Linux at your firm yet? Do you …