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Go

Operating System Interfaces in Go

Master Go's OS interfaces — environment variables, process information, signal handling for graceful shutdown, cross-platform paths, file permissions, and system resource discovery …

Go

Performance Optimization Techniques

Master performance optimization in Go. Learn algorithmic improvements, memory optimization, concurrency tuning, and practical techniques to make your applications faster and more …

Go

Performance Tuning Go Systems

Tune Go application performance — reading pprof CPU and heap profiles, reducing allocations with escape analysis, cache-friendly data layout, GOMAXPROCS tuning, avoiding lock …

Go

Profiling Go Programs: CPU and Memory

Master CPU and memory profiling in Go using pprof. Learn to identify performance bottlenecks, analyze heap allocations, and optimize your applications with practical profiling …

Go

Protocol Buffers and Serialization in Go

Master Protocol Buffers in Go — proto3 schema design, code generation with protoc, marshal/unmarshal, field numbering rules, oneof for sum types, Well Known Types for timestamps, …

Go

Race Conditions and Data Races

Master race conditions and data races in Go. Learn to detect, prevent, and fix concurrency bugs using the race detector and synchronization primitives.

Go

Readers, Writers, and Buffers in Go

Master Go's io package — the Reader and Writer interfaces, io.Copy, io.TeeReader, io.LimitedReader, bufio for line-by-line reading, bytes.Buffer, io.Pipe for goroutine …

Go

Regular Expressions in Go

Master regular expressions in Go using the regexp package. Learn pattern matching, capturing groups, and practical regex patterns.