PostgreSQL Full-Text Search: When You Don't Need Elasticsearch
Build fast, accurate search with PostgreSQL. Complete guide to tsvector, tsquery, GIN indexes, and ranking. Benchmarks show when Postgres beats Elasticsearch.
Build fast, accurate search with PostgreSQL. Complete guide to tsvector, tsquery, GIN indexes, and ranking. Benchmarks show when Postgres beats Elasticsearch.
Train your own LLM with QLoRA using just 8GB VRAM. Complete Python tutorial with Hugging Face, code examples, and practical tips for efficient fine-tuning.
Compare Pinecone, Weaviate, and FAISS for vector search in Python. Real benchmarks, code examples, and guidance on choosing the right solution for your AI application.
Learn how Elasticsearch indexes, searches, and ranks documents. Inverted indexes, BM25 scoring, shards, segments, and text analysis explained with real examples.
Build reliable Ruby background jobs with Sidekiq. Learn idempotency, retry strategies, error handling, and monitoring for production systems that handle millions of jobs.
Build a production-ready RAG system with Python and LangChain. Learn document loading, chunking, embeddings, vector stores, and retrieval strategies with working code.
Create, test, and publish a Ruby gem from scratch. Learn gem structure, bundler setup, testing with RSpec, versioning, and publishing to RubyGems.org.
Access your local LLMs remotely using ngrok. Setup for Ollama and LM Studio, security tips, and real use cases.
Practical Ruby design patterns with code examples. Learn Service Objects, Decorator, Factory, Observer, and Command patterns for Rails and pure Ruby applications.
Ruby programming tutorials, best practices, and advanced techniques for building robust applications
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