https://www.gioaguirre.xyz This is my portfolio RSS feed https://www.gioaguirre.xyz/blog/debug-websockets-browser-console Postman can't reproduce CORS or mixed-content errors, so it lies to you about WebSocket bugs. Here's a small console script that tests the connection in the one environment that matters: the browser. Wed, 23 Sep 2026 00:00:00 GMT https://www.gioaguirre.xyz/blog/open-zed-from-terminal VS Code has code . to open a folder, but Zed's CLI isn't on your PATH out of the box. Here's a one-line fix using a symlink in ~/.local/bin, plus the commands that make it useful. Wed, 23 Sep 2026 00:00:00 GMT https://www.gioaguirre.xyz/blog/simulate-packet-loss-linux You can't wait around for real Wi-Fi to misbehave. Use tc and netem to drop incoming and outgoing packets on demand and see how your audio and video stack holds up. Wed, 23 Sep 2026 00:00:00 GMT https://www.gioaguirre.xyz/blog/bashrc-tweaks A collection of practical .bashrc tweaks for navigation, safety, auto-correction, and shared terminal history that remove friction from daily terminal use. Fri, 01 May 2026 00:00:00 GMT https://www.gioaguirre.xyz/blog/rescuing-var-partition How to diagnose a full /var partition, clean up snap packages and apt caches, and use bind mounts to permanently move heavy directories to /home. Thu, 30 Apr 2026 00:00:00 GMT https://www.gioaguirre.xyz/blog/use-sync-external-store-with-electron useSyncExternalStore is a not-so-popular React hook, but it's super useful for subscribing to an external source and storing its data—no useEffect or useState needed. Tue, 25 Mar 2025 00:00:00 GMT https://www.gioaguirre.xyz/blog/logica_assigment_operators_in_js A guide with examples on how logical assignment operators (&&=, ||=, ??=) in JavaScript simplify assignments. Fri, 14 Feb 2025 00:00:00 GMT https://www.gioaguirre.xyz/blog/disable_input_devices_linux Disabling input devices can be required for privacy, security, or debugging. This guide provides the necessary commands to achieve it. Thu, 30 Jan 2025 00:00:00 GMT https://www.gioaguirre.xyz/blog/reversing-number-math-in-ts Reversing an integer is one of the most common problems for interviews. It can be easily done if we treat the number as a string, but there is a mathematical way of doing it... Tue, 17 Dec 2024 00:00:00 GMT