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rust
As movement toward memory-safe languages, and Rust in particular, continues to grow, it is wort [...]
web
An article on implementing OAuth user registration for a newsletter on a statically generated site using Cloudflare workers.
python
Have you ever been told that Python couldn't be used for a project because it wouldn't be fast enough? I have, and I find it a bit frustrating as big banks, YouTube, Instagram, and plenty of other places that are performance-sensitive still manage to select Python and
database
<a href="https://postgres.ai/blog/20211029-how-partial-and-covering-indexes-affect-update-performance-in-postgresql"><img src="https://postgres.ai/assets/thumbnails/20211029-how-partial-and-covering-indexes-affect-update-performance-in-postgresql.jpeg" alt="How partial, covering, and multicolumn indexes may slow down UPDATEs in PostgreSQL"/></a> Based on a true story. This article was originally published <a href="https://medium.com/@samokhvalov/how-partial-indexes-affect-update-performance-in-postgres-d05e0052abc">in 2018</a>. This is a reviewed and extended version of it. The discussed findings can be applied to any actual major version of PostgreSQL. <h2>Primum non nocere</h2> "Primum non nocere" – this is a fundamental principle that is well-known to anyone working in healthcare: "first, do no harm". It is a reminder: when considering any action that is supposed to improve something, we always need to look at the global picture to see if there might be something else that be damaged by the same action. This is a great principle and it is used not only in healthcare, of course. I strongly believe that it has to be used in database optimization too, and we need better tools to make it happen.
Project Design Purpose : The Railway Station Cyber Twin Simulation System is a software-based Operational Technology simulation platform designed to address OT cybersecurity challenges in two critical infrastructure sectors: public transportation and CI building management. The p…
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PgBouncer 1.26.1, released on October 14, 2026, fixes three CVEs, and one of them is an authentication bypass rather than a crash: on versions 1.17.0 through 1.26.0, anyone who knows the password of a single user in auth_file can log in as any other user that authentica…
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PageSaver can save a web page as a PDF in two ways. The normal Save as PDF keeps the page as you see it: layout, columns, images, the lot. Reader Mode PDF does something different. It pulls out just the article — the title, the author, and the body text — and leaves b…
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Python 3.15, released on October 9, 2026, turns on UTF-8 mode by default. Any open() call without an encoding argument now reads and writes UTF-8 instead of whatever the operating system's locale says. On Linux and macOS that is usually what you were getting already. On Windows i…
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What is the Seasonic FOCUS GX ATX 3.1 PSU, and how is it different?Seasonic FOCUS GX ATX 3.1 PSU is a series of fully modular power supplies for modern desktop PCs. Its key updates include:– ATX 3.1 and PCIe 5.1 compliance, – a standard 12V-2×6 connecto…
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Why is my PDF so large when it only has a few pages? Usually, the answer is inside those pages: high-resolution scans, oversized pictures, embedded fonts, or extra document data. Page count alone tells you very little about file size.Before choosing the strongest compression sett…
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