Technical Articles

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

All categories Arquitetura Automação Backend Carreira DevOps Eletrônica Engenharia Frontend Hardware IA Negócios Produtividade Redes

BackendDevOps•12 min

Understanding the HTTP 413 Payload Too Large Status Code and Increasing Server Limits

Learn why the HTTP 413 error occurs when uploading large files and discover how to reconfigure Nginx, Apache, and Node.js to accept larger requests.

DevOpsRedes•12 min

How to View the Last Lines of Constantly Updating Files with the tail -f Command

Learn how to monitor log files in real time using the tail -f command in the Linux and Unix terminal, optimizing system debugging workflows.

AutomaçãoRedes•12 min

Physical Access Control with OSDP and AES-128 Encryption in RS-485 Tunnels

Learn how to engineer physical security systems using the OSDP protocol and AES-128 encryption over RS-485 buses, mitigating interception attacks in corporate facilities.

DevOpsRedes•12 min

Linux Terminal Mastery: Diagnostics, Process Management, and Network Tools

Master complex operating system troubleshooting using essential Linux terminal commands for networking, process control, environment variables, and file manipulation.

IAArquitetura•12 min

Autonomous Multi-Agent Architecture in Production with LangGraph and Qdrant

Learn how to build large-scale distributed systems powered by autonomous agents using LangGraph for subagent orchestration, Qdrant vector memory, and asynchronous function calling.

Frontend•12 min

React Server Components and Streaming SSR Architecture in Next.js: Performance Guide

Explore how React Server Components and Streaming SSR in Next.js revolutionize large-scale web performance, optimizing Core Web Vitals and managing execution boundaries.

DevOps•12 min

Distributed Tracing with OpenTelemetry and Context Propagation in Microservices

Learn how to implement end-to-end traceability and context propagation in microservices using OpenTelemetry, reducing latency and diagnosing bottlenecks in production.

Backend•12 min

Table Partitioning and Partial Indexes in PostgreSQL for High-Volume Node.js Applications

Learn how to structure multi-million row log tables using range partitioning and partial indexes in PostgreSQL, integrated with Node.js connection pools to sustain high performance under extreme concurrency.

RedesDevOps•12 min

WireGuard Protocol in Overlay Networks: Layer 3 Tunnels and Mesh Topologies

Learn how to build secure overlay networks with WireGuard and ChaCha20-Poly1305 encryption to interconnect datacenters and multi-cloud environments with high performance.

AutomaçãoRedes•12 min

Hybrid Integration Architecture in Building Management Systems: Unifying BACnet and Modbus RTU

Learn how to unify BACnet IP networks and legacy Modbus RTU devices in modern Building Management Systems (BMS). We explore secure tunneling, polling exception handling, and latency mitigation in critical environments.