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News
Whose Memory Is It? Building Multi-Tenant, Multi-Tier Memory for AI Agents (Part 4)
16+ hour, 22+ min ago (1782+ words) This is a 4-part series on how agents remember:building short-, medium- and long-term memory thatscales across users, agents, and kubernetes clusters. Alice and Bob both use our agent platform. On Monday, Alice worked on a support incident, and the…...
Turning Mermaid ER diagrams into shareable 3D schema tours
7+ hour, 43+ min ago (20+ words) Mermaid erDiagram is great for... Tagged with mermaid, sql, database, opensource....
Agent-Cache: Multi-Tier LLM Caching for Valkey and Redis
11+ hour, 14+ min ago (666+ words) Agent loops burn tokens and clock cycles on repeated work. The same LLM prompt fires twice, the same tool call fetches identical data, and session state gets reconstructed from scratch on every request. Agent-cache solves this with a three-tier caching…...
No Server, No Backend, Just Blazor WebAssembly Doing Semantic Search
11+ hour, 31+ min ago (1050+ words) 🚀 Semantic search on GitHub Pages with zero backend I recently added semantic search to... Tagged with blazor, webdev, embedding, dotnet....
SQLDungeon: Now with DuckDB
15+ hour, 10+ min ago (35+ words) SQL Dungeon grew a DuckDB marsh this weekend. Why, well because I wanted to learn it. SQL Dungeon started as a browser dungeon crawler where every room is a SQL puzzle …...
Laravel Eloquent ORM, Part 1: Getting Started with Eloquent
16+ hour, 27+ min ago (109+ words) Welcome to Part 1 of the Laravel Eloquent ORM series. This series takes you from the basics all the way to advanced, real-world patterns …...
AI Agent Memory: Sliding Windows, Summaries, and Vector Storage
1+ day, 7+ hour ago (623+ words) The agent we built in Post #4 has one big problem — the moment the script ends, it forgets everything. Next time you run it, it starts from zero. No memory of past conversations, no retained facts, nothing. For a quick experiment…...
When a Zero-Parameter Cache Overtakes a Transformer
1+ day, 8+ hour ago (574+ words) The question this series exists to answer, put in a form that can be measured: a transformer sees a fixed 64-token window, a count table over the current document sees the whole document, and as documents get longer, how much…...
Why Parameterized Queries Matter for SQL Security
1+ day, 8+ hour 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…...
I Replaced Chroma, Qdrant, and Pinecone With a SQLite File
1+ day, 7+ hour ago (165+ words) I needed a vector DB that didn’t require a daemon. SQLite was already there. Every RAG tutorial starts the same way. Step one: install …...