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Go

Cryptography in Go

Master Go cryptography — AES-GCM authenticated encryption, SHA-256/SHA-3 hashing, HMAC for message authentication, RSA and ECDSA signatures, bcrypt for passwords, and using …

Go

Custom Errors and Error Wrapping in Go

Master custom error types and error wrapping in Go — implementing the error interface, adding structured context, Unwrap chains, multi-error with errors.Join, and patterns for …

Go

Data Validation and Transformation in Go

Master data validation in Go — struct validation with go-playground/validator, custom rules, collecting all errors vs failing fast, input sanitization, and transformation pipelines …

Go

Database Operations and Optimization in Go

Optimize Go database operations — connection pool sizing with DBStats, batch inserts with prepared statements, EXPLAIN ANALYZE query tuning, read replicas, query caching patterns, …

Go

Deadlock Detection and Prevention in Go

Master deadlock detection and prevention in Go. Learn to identify deadlock conditions, use tools like go-deadlock, implement prevention strategies, and debug concurrent systems.

Go

Debugging Go Programs

Master debugging Go programs using Delve debugger, print debugging, and profiling tools. Learn effective debugging techniques and best practices.

Go

Debugging System-Level Issues in Go

Master Go debugging — Delve debugger commands, structured debug logging, detecting goroutine and memory leaks, diagnosing deadlocks with pprof, using race detector, and tracing …

Go

Dependency Injection in Go

Master dependency injection in Go — constructor injection patterns, the wire-up function, avoiding global state, testing with fakes, and using google/wire for large codebases.