I am a CTO with over 5 years of experience in start-up and over 10 years in working at managing position for big companies. I am also a full-stacks developer with over 12 years in system design, product development and technology product deployment. User experience and system security are the things I care about most.
![How to Implement Multi-Threading in Node.js With Worker Threads [Full Handbook]](https://truong.id/wp-content/uploads/2025/11/1762106386_How-to-Implement-Multi-Threading-in-Nodejs-With-Worker-Threads-Full.png.webp "How to Implement Multi-Threading in Node.js With Worker Threads [Full Handbook] 1")
How to Implement Multi-Threading in Node.js With Worker Threads [Full Handbook]
JavaScript is a single-threaded programming language, and Node.js is the runtime environment for JavaScript. This means that JavaScript essentially runs within Node.js, and all operations are handled through a single thread. But when we perform tasks that require heavy processing, Node.js’s performance can start to decline. Many people mistakenly think that Node.js isn’t good or […]
How to Improve Developer Experience in Microservices Applications with .NET Aspire
Since the advent of microservices, development teams have gained the flexibility to deploy services independently, without coordinating with the entire engineering organization. Bug fixes can be released in isolation without full regression testing, and multiple teams can ship updates simultaneously, sometimes ten or more deploys a day per team. But we rarely talk about the […]
![First dev job at 45 – Interview with self-taught freeCodeCamp grad Eric Carlson [Podcast #194]](https://truong.id/wp-content/uploads/2025/11/First-dev-job-at-45-–-Interview-with-self-taught-freeCodeCamp.jpeg.webp "First dev job at 45 – Interview with self-taught freeCodeCamp grad Eric Carlson [Podcast #194] 19")
First dev job at 45 – Interview with self-taught freeCodeCamp grad Eric Carlson [Podcast #194]
Eric Carlson is a self-taught software engineer at Cisco. In his early 20s, he worked his way up to manager at the busiest Dominos Pizza in Canada. He eventually went to college and studied liberal arts, then worked as a teacher for two decades before teaching himself programming using freeCodeCamp. He got his first developer […]
3 Handy Linux Apps to Try This Weekend (October 24 – 26)
Your Linux computer probably has repositories full of free and open source software waiting to be installed. It’s hard to know what’s worth trying, so that’s why I’ve been digging around the Linux development world for the most useful. The software I found this week has a common thread of keeping track of things. With […]
This Crazy Pattern Can Transfer Files to Your Phone
Summary Beam files from PC to Android by pointing your phone at a flashing color barcode—no network required. Reed‑Solomon + fountain codes correct errors and reassemble files (up to 33MB); claimed speeds ≈850KB/s. Sideload the Android app, open cimbar.org on your PC, upload a file, then scan the animated screen to save. There’s no shortage […]
How I Built My Own Wolfram Mathematica-like Engine With Python
I’ve always liked the idea of math, but doing it by hand has been another matter. My mental CPU seems to go to 100% during hand calculation. Hand calculators are good but Python libraries are even better for my quantitative explorations. Thanks to Python, I’ve managed to build a local, self-hosted solution that can rival […]
KDE Plasma 6.5 Is Here With New Linux Desktop Features
KDE announced the full release of Plasma 6.5 on Monday night. This major update to the desktop environment for Linux distributions and BSDs comes with several new features and improvements, including fuzzy search functions and programmable theme transitions. When I wrote about the Plasma 6.5 beta back in September, one of my favorite new features […]
Open Source Streaming Server Jellyfin Just Dropped a Big Update
The developers of Jellyfin announced the full release of Jellyfin server version 10.11.0 on Sunday, October 19. The major update brings several improvements for the self-hosted media streaming platform I’m excited to see, including a system backup and a startup interface for administrators. A lot of the updates arriving with this Jellyfin release make the […]