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How we built cross-region uptime verification (and why single-location monitoring is broken)
4+ min ago (565+ words) If you've ever been woken up at 3am by a monitoring alert that turned out to be nothing, you already understand the problem. Most uptime monitoring works like this: a server in Virginia pings your site every minute. If it gets…...
Data Centers in Space Are Even More Cursed Than Previously Believed
5+ min ago (597+ words) Published Mar 1, 2026 11:15 AM EST Can't-miss innovations from the bleeding edge of science and tech Elon Musk and other AI leaders have repeatedly insisted that the solution to the industry's extremely costly and energy-intensive data centers is to launch them into…...
How to Send Messages on Nostr with Python (Complete Guide, 2025)
9+ min ago (631+ words) Want to post on Nostr from Python? Here's everything you need in one place. Install Dependencies pip install websocket-client coincurve That's it. Two packages. Generate Keys from coincurve import PrivateKey private_key = PrivateKey() public_key = private_key.public_key_xonly.hex() print(f"Private key: {private_key.secret.hex()}") print(f…...
The Old Guard vs. The New Way: Traditional Infrastructure Management vs. Modern DevOps
14+ min ago (569+ words) How we went from "don't touch the server" to "let's destroy it and rebuild it in 30 seconds" If you've been in software long enough, you remember it. The sacred server room. The deployment checklist that was 47 steps long. The one…...
Stop Writing Slow SQL: 7 Query Optimization Tricks Every Developer Should Know
14+ min ago (670+ words) You pushed a feature last week. Everything looked fine in staging. Then production blew up. The culprit? A single SQL query that took 3 milliseconds on your laptop with 500 rows " and 14 seconds on production with 2 million rows. Sound familiar? SQL is…...
[DEV Weekend Challenge: Community] Kanoon Mera Kawach
16+ min ago (202+ words) DEV Weekend Challenge: Community This is a submission for the DEV Weekend Challenge: Community Kanoon Mera Kawach ("Law is My Shield") is a mobile app that lets users quickly look up provisions from the Indian Constitution, with plans to expand…...
DevStretch: The Antiburnout Protocol for Devs Who Forgot They Have Bodies
16+ min ago (237+ words) DEV Weekend Challenge: Community Let's be honest: most of us treat our physical bodies like a deprecated legacy dependency. It's still running, it's technically functional, but it hasn't had an update in years, and we've been ignoring the STIFF_NECK_WARNING in the…...
Building a Production-Grade Table Editor with React and XState — Adding Rows & Columns
17+ min ago (681+ words) In the previous blogpost, we build a table editor that used xstate's state machine. We managed to build a schema driven architecture where schema was the source of truth for rendering things on the table-editor. This blog post continues the…...
Turning A Cast-Iron Radiator Into A Water-Cooled PC
19+ min ago (245+ words) [caption id="attachment_921784" align="alignright" width="400"] Bottom of the cast-iron radiator gaming PC during plumbing. (Credit: Billet Labs, YouTube)[/caption] Water-cooled PCs generally have in... Bottom of the cast-iron radiator gaming PC during plumbing (Credit: Billet Labs, YouTube) Water-cooled PCs generally…...
The areas where hidden devices are set to listen into your daily life
20+ min ago (1081+ words) Two London boroughs are among places using the devices to detect sounds such as screams and noisy vehicles in public streets Five councils have installed or are considering using controversial listening devices in CCTV systems to detect sounds such as…...