Blog

Welcome to the blog of Roberto Morais (fuenrob). Here I share articles about software development, Go programming, PHP, JavaScript and systems architecture.

Performance Optimization and Profiling in Go with pprof

Performance Optimization and Profiling in Go with pprof

Learn how to diagnose and optimize the performance of your Go applications using the native pprof tool, identifying CPU bottlenecks and excessive memory allocations.
Idiomatic Error Handling in Go: From if err != nil to errors.Is and errors.As

Idiomatic Error Handling in Go: From if err != nil to errors.Is and errors.As

Discover the best practices for error handling in Go. From the idiomatic use of error values to unwrapping with errors.Is and errors.As.
Building Robust REST APIs with Go, Gin and Clean Architecture

Building Robust REST APIs with Go, Gin and Clean Architecture

Learn how to structure and develop professional REST services in Go using the popular Gin framework and the principles of Clean Architecture.
Mastering Generics in Go: Real Use Cases and Best Practices

Mastering Generics in Go: Real Use Cases and Best Practices

We explore in depth the generics introduced in Go 1.18. Learn how to create reusable functions and structures, constraints with interfaces and when to apply them correctly.
Concurrency in Go: Goroutines, Channels and Advanced Patterns

Concurrency in Go: Goroutines, Channels and Advanced Patterns

Learn to master the concurrency model in Go. From the basics of goroutines and channels to advanced patterns such as Worker Pools and control with Context.

Why Hugo And Not Another Framework

Discover the reasons why I chose Hugo as the web development framework for building my new personal site, highlighting its advantages in speed, ease of use and flexibility.
Introduction To The Model Context Protocol MCP With Go And Claude Desktop

Introduction To The Model Context Protocol MCP With Go And Claude Desktop

Discover how the Model Context Protocol (MCP) allows integrating language models with applications and data using Go and Claude Desktop.

Monoliths vs Microservices A Deep Dive Into The Two Architectures in Software Development

We explore the advantages and disadvantages of monolithic and microservices architectures in software development, helping you choose the best option for your project.
Using Redis as a Database Engine

Using Redis as a Database Engine

We explore the advantages and disadvantages of Redis as a database engine in software development, helping you choose the best option for your project.