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Microsoft fixes 114 vulnerabilities including zero-days. Cloudflare acquires Astro. LambdaTest rebrands to TestMu AI. GitHub restructures for AI. OpenAI acquires Torch. Weekly developer news Jan 12-18, 2026.
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Complete guide to graph data structure fundamentals. Learn adjacency list vs adjacency matrix, BFS and DFS in data structure, directed acyclic graphs, and 20+ core graph algorithms with implementations.
Count billions of unique items using only 12 KB of memory
Track frequencies in streaming data without storing everything
How databases, browsers, and caches check if something exists without storing everything
What tokens per second you can actually expect when running Qwen2, Llama 3.1, and other models locally
How Twitter, Discord, and Instagram generate billions of unique IDs without a central database
How to run Llama, Mistral, and other open source models on your own hardware
Everything you need to know about indexes, from B-trees to query optimization
Google's new open standard for AI-driven shopping and how to integrate it
A practical guide to agent architecture, tool calling, and the patterns that matter
What every developer needs to know about feeding AI the right information
23 battle tested solutions that every developer should know
The voting pattern that keeps your distributed data consistent and your servers from fighting
The complete guide to cache patterns that every backend developer should know
Separate your reads from writes and stop fighting with your database
The library that brings HTML back to life and makes you question everything you thought you knew about frontend development
