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Go Basics

Mastering Go Generics: Practical Patterns for Clean Code

Mastering Go Generics: Practical Patterns for Clean Code # If you were coding in Go before version 1.18, you likely remember the struggle. You needed a Min function for integers, then another for floats, and maybe a third for a custom numeric type. Or worse, you resorted to interface{} and runtime reflection, sacrificing compile-time safety for flexibility.

Mastering Structured Logging in Go: High-Performance Logging with Zap

Introduction # In the landscape of modern backend development, logging is not just about printing text to a terminal; it is the heartbeat of observability. As we move through 2025 and into 2026, the complexity of microservices and high-concurrency applications demands more than standard output. It demands Structured Logging.

Mastering CLI Development in Go: Building Robust Tools with Cobra and Viper

Introduction # In the landscape of modern software engineering, the Command Line Interface (CLI) remains the undisputed king of developer productivity. Whether you are building internal platform tooling, managing microservices, or distributing public utilities, a robust CLI is often the primary interface between your code and the humans operating it.

Stop Writing Boilerplate: A Guide to Go Code Generation Tools

Introduction # In the landscape of modern software development in 2025, efficiency is paramount. While Go (Golang) is celebrated for its simplicity and readability, that philosophy often comes with a trade-off: boilerplate. Whether it’s implementing String() methods for enums, creating mock interfaces for testing, or mapping database rows to structs, writing repetitive code is tedious and error-prone.

Mastering Go's Type System: Interfaces, Embedding, and Composition

Mastering Go’s Type System: Interfaces, Embedding, and Composition # If you are coming from an Object-Oriented Programming (OOP) background like Java, C#, or C++, your first few weeks with Go were probably confusing. You looked for extends. You looked for abstract base classes. You looked for the familiar hierarchy of inheritance that defined your previous architectural decisions.

Mastering MongoDB in Go: Patterns, Performance, and Best Practices

Introduction # In the ecosystem of modern backend development, the combination of Go (Golang) and MongoDB remains a powerhouse. Go’s concurrency model pairs exceptionally well with MongoDB’s asynchronous, document-oriented nature. As we settle into 2025, the official MongoDB Go Driver has matured significantly, offering robust support for generic types, improved connection pooling, and seamless BSON serialization.

Mastering Real-Time Go: Building Scalable WebSockets with Gorilla

Introduction # In the fast-paced landscape of 2025, “refreshing the page” is a relic of the past. Whether you are building a crypto trading dashboard, a live collaborative editing tool, or a simple customer support chat, your users expect data to flow instantly. They expect real-time interaction.

Mastering Configuration in Go: Viper vs. Pure Environment Variables

Mastering Configuration in Go: Viper vs. Pure Environment Variables # In the landscape of modern backend development, configuration management is the silent backbone of your application. As we step into 2026, the ecosystem has matured significantly. The days of hardcoding credentials are (thankfully) long gone, but the debate between “batteries-included” frameworks and “minimalist” standard library approaches rages on.

Mastering Go's net/http: A Deep Dive into High-Performance Web Servers

Introduction # In the landscape of modern backend development, Go (Golang) stands out as a titan of efficiency. By 2025, the ecosystem has matured significantly, yet the core philosophy remains: the standard library is often all you need. While frameworks like Gin, Fiber, or Echo have their place, relying on them prematurely can mask the underlying mechanics of how HTTP works in Go.