Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

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How to find free programming books on GitHub

Discover EbookFoundation/free-programming-books, GitHub's largest collaborative library with over 400k stars offering free programming books in dozens of languages.

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IA•4 min

How to Implement Secure Function Calling with JSON Schema

Protect your AI applications against injections and critical failures using rigorous input parameter validation in LLM tool calls.

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Engenharia•3 min

What is freeCodeCamp and how to learn coding for free

Discover freeCodeCamp, the open-source platform with hundreds of thousands of GitHub stars that democratized programming and computer science education worldwide.

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IAEngenharia•4 min

How to build reliable RAG with semantic chunking

Learn practical engineering steps to prevent AI hallucinations by splitting texts by context and removing vector noise.

IAEngenharia•4 min

How Claude Code Projects coordinates multiple autonomous agents

Explore how Claude Code Projects revolutionizes software engineering through parallel subtask orchestration, strict context isolation, and autonomous drift mitigation.

DevOpsEngenharia•4 min

Disk full from logs? How to rotate with logrotate

Learn how to configure log retention and compression policies on production servers using logrotate to prevent out-of-disk failures.

BackendEngenharia•4 min

Why gRPC and Protocol Buffers Outperform Traditional JSON APIs

Explore how Protocol Buffers binary serialization and gRPC transform microservices communication into high-performance APIs.

DevOpsEngenharia•2 min

Docker container stuck? How to inspect logs and volumes

Is your Docker container failing to start? Learn how to inspect volumes, mount permissions, and environment variables like a pro.

IAEngenharia•3 min

How to create persistent vector memory for AI agents

Learn how to build long-term memory layers for AI agents using vector databases, efficient indexing, hybrid search, and data pruning.

IAEngenharia•4 min

How to implement MCP protocol in AI agents securely

A practical engineering guide on the Model Context Protocol (MCP) to connect local data sources and external tools to LLMs with context isolation and command validation.

DevOpsEngenharia•3 min

How to audit Linux file permissions using the find command

Learn how to detect security flaws and files with improperly open permissions using the power of the find command on your Linux server.

DevOpsEngenharia•2 min

Log files messy? How to filter server errors with grep

Learn how to use the grep command and regular expressions to isolate errors in massive log files and speed up your server troubleshooting process.

IAEngenharia•4 min

How to create persistent vector memory for AI agents

Practical engineering guide on structuring vector databases, efficient document chunking, and contextual retrieval for autonomous agents.