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Latest Articles
Hetzner Free AI Inference API: How to Use Europe's Newest Zero-Cost LLM Endpoint in 2026
1+ hour, 21+ min ago (1120+ words) Last verified: 2026-08-12 · Free while experimental · No SLA · EU data centers · OpenAI-compatible · Rate limits: 3M input / 60K output tokens per 60 seconds Volatile facts: Pricing, models, and limits may change once the experiment ends. Hetzner has not published future token prices. Always re-check the…...
LLM Model Routing in 2026: The Guide Every Team Should Read
1+ hour, 22+ min ago (1655+ words) Most teams still pick one LLM and send every request to it. That worked in 2023 when there were three viable models. In 2026, with dozens of frontier, mid-tier, and specialist models — each with different pricing, latency, and quality profiles — committing to…...
Scaling Event-Driven APIs: Real-Time WebSockets and Redis Pub/Sub for High-Concurrency Apps
1+ hour, 47+ min ago (480+ words) From a business perspective, system instability during peak usage events directly damages user retention, degrades brand trust, and triggers SLA violations. For e-commerce, financial platforms, and real-time gaming, a latency spike or dropped connection state can result in direct financial…...
A Telegram job alert bot in 60 lines of Python, on live ATS data
2+ hour, 27+ min ago (456+ words) Job boards go stale fast. By the time a weekly digest reaches you, the interesting roles have been open for a month. So let's build the smallest thing that fixes that: a Telegram bot that wakes up, asks one API…...
Distributed Locks
3+ hour, 21+ min ago (110+ words) One-liner: A distributed lock ensures that only one node in a cluster can perform a critical operation at a time — preventing race conditions across services. In a single-server world, a mutex or semaphore handles concurrency. But in distributed systems: Classic…...
gh api --paginate --slurp --jq 'length' Counts Pages, Not Issues
3+ hour, 33+ min ago (415+ words) gh api --paginate --slurp --jq 'length' is the command everyone reaches for to count issues in a repository. It does not count issues. It counts pages. I found this while writing pagination recipes for a toolkit, and then found the…...
Treating “one day” as a system primitive
4+ hour, 21+ min ago (165+ words) For most AI apps, the unit of time is a request. A user sends a message, the model responds, and the workflow ends. Cogweald is designed around a different primitive: one real day. Each world can advance by at most…...
Why Parameterized Queries Matter for SQL Security
4+ hour, 20+ min ago (559+ words) SQL injection is one of the classic examples of what can happen when an application mixes user input directly into a database query. The underlying problem is simple. The application expects data. The database may interpret part of that data…...
tokeneff: An Open-Source LLM Cost Meter That Runs Locally
4+ hour, 44+ min ago (338+ words) Most LLM dashboards show you the bill after the damage is done. You run a coding agent for an afternoon, ship a feature, and two days later your OpenAI dashboard says you spent $47. On what? Which model? Which request? You…...
We Took One App From 12 Users to 100,000. Here’s Every Time It Broke.
41+ min ago (1485+ words) A build log, in order. The app is a prop. The failures are real, and they arrive in a predictable sequence. Most scaling …...