How Bloom Filters Work
How databases, browsers, and caches check if something exists without storing everything
Search across 173 posts, 21 explainers, and 69 topics
Local LLM Speed: Qwen2 & Llama 3.1 Real Benchmark Results
What tokens per second you can actually expect when running Qwen2, Llama 3.1, and other models locally
How Snowflake IDs Work
How Twitter, Discord, and Instagram generate billions of unique IDs without a central database
How to Run LLMs on Your Own Computer
How to run Llama, Mistral, and other open source models on your own hardware
How Database Indexing Works
Everything you need to know about indexes, from B-trees to query optimization
Universal Commerce Protocol (UCP) Explained
Google's new open standard for AI-driven shopping and how to integrate it
Git Config Guide: Every Setting You Need to Know
Configure Git the right way and never think about it again
Git Cheat Sheet: Commands Every Developer Should Know
The practical guide to Git commands you will actually use at work
How to Build AI Agents That Actually Work
A practical guide to agent architecture, tool calling, and the patterns that matter
Context Engineering Guide for AI Developers
What every developer needs to know about feeding AI the right information
23 Must-Know Gang of Four Design Patterns
23 battle tested solutions that every developer should know
Majority Quorum in Distributed Systems Explained
The voting pattern that keeps your distributed data consistent and your servers from fighting
50+ Linux Commands Cheat Sheet: The Complete Developer Guide
Master the command line with these practical Linux commands every developer should know
Regex Cheat Sheet: Patterns Every Developer Should Know
Stop guessing at regular expressions and start writing them with confidence
Caching Strategies Explained: The Complete Guide
The complete guide to cache patterns that every backend developer should know
CQRS Pattern: Splitting Read and Write Models
Separate your reads from writes and stop fighting with your database
The Complete HTMX Guide: From Zero to Production
The library that brings HTML back to life and makes you question everything you thought you knew about frontend development
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