Developer 20's resource offers insights, tutorials, and resources for software developers and technology enthusiasts. Readers can learn about coding best practices, software architecture patterns, and emerging technologies. With articles, tutorials, and code samples, Developer 20 provides  guidance and expertise for building software applications and advancing technical skills.

Developer 2.0

Learn how to use Go's built-in pprof profiling tool to identify performance bottlenecks in your applications. Covers CPU profiling to find hot functions, memory profiling to detect leaks and reduce allocations, and goroutine profiling to spot blocking issues. Includes practical examples of common performance problems like N+1 queries, unnecessary JSON marshaling, and string concatenation in loops, with concrete fixes that reduced response times from 2 seconds to 50ms.

Part 1: pprof Quick Start - Get Profiling in 10 Minutes