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What crt.sh's Error Pages Taught Me About Retry Logic
47+ min ago (136+ words) First problem: 404 doesn't mean "no results." Second problem: my retry budget wasn't big enough for a real outage. Third problem: a hung connection defeats retries entirely. Fourth problem, and the sneaky one: a field just disappeared from the response shape....
Bun has Elysia and Hono for APIs. What about fullstack apps?
1+ hour, 22+ min ago (863+ words) I have been using Bun since it first started getting attention, but I had never used it as a production runtime. Mostly scripts, small tools, and things that run on my own machine. One reason it never went further is…...
Rate Limiting: The Traffic Cop Your API Needs
1+ hour, 45+ min ago (317+ words) Your API can be perfectly designed and still fail when too many requests hit it at once. That’s where rate limiting comes in. Rate limiting controls how many requests a client can make to your API within a specific period....
Debunking the Fixed Window rate limiting "boundary burst" myth
3+ hour, 4+ min ago (39+ words) Why the "burst at boundary" problem in Fixed Window rate limiting is mostly a myth, and how the Flexible Fixed Window algorithm (per-client window starts) handles bursts and infrastructure protection in practice. Tagged with ratelimiting, security, algorithms....
Your API Returned 200 OK. Your AI Agent Still Failed.
3+ hour, 54+ min ago (595+ words) Why successful API calls are no longer enough when AI agents can take real-world... Tagged with ai, webdev, programming, productivity....
A timeout is not a failure
4+ hour, 17+ min ago (750+ words) Five submissions to MTN Mobile Money's sandbox, and what they cost me to learn. On 16 September I put a catch-all recorder behind a Cloudflare tunnel, created a second MTN API user pinned to that tunnel's hostname, and sent five collection…...
Building a Hacker News Scraper with Python and BeautifulSoup
4+ hour, 12+ min ago (21+ words) Introduction I built a Python web scraper that collects Hacker News stories and saves them... Tagged with python, webscraping, beginners, tutorial....
FastAPI's new app.frontend() fixes a route-order bug in manual SPA serving
4+ hour, 51+ min ago (325+ words) I wrote three small apps that all serve the same dist/ directory (one index.html, one assets/app.js) alongside a GET /api/ping route, varying only the order the routes are declared in and which mechanism serves the frontend....
Build an insider-buying screener with Python and SEC Form 4 data
4+ hour, 58+ min ago (1355+ words) A director bought $101,760 of Tenax Therapeutics. Another bought $500,000 of Inhibrx Biosciences. Sorted by dollars, the second purchase comes first. Measured against the holding reported with each transaction, the increases were 2330.7% and 1.2%. Both numbers came back in the same API field....
JobMaster achieving horizontal scaling for.NET jobs while maintaining a centralised audit log
5+ hour, 37+ min ago (50+ words) How JobMaster's bucket system solves the tradeoff between horizontal scaling and a centralized audit trail for.NET background jobs. Tagged with dotnet, csharp, architecture, opensource....