GraphQL APIs with Go and gqlgen
Build GraphQL APIs in Go with gqlgen — schema-first development, code generation, resolver implementation, DataLoader for N+1 prevention, subscriptions, and middleware for …
Build GraphQL APIs in Go with gqlgen — schema-first development, code generation, resolver implementation, DataLoader for N+1 prevention, subscriptions, and middleware for …
Master gRPC in Go — protobuf service definitions, unary and streaming RPCs, server and client setup, interceptors for auth and logging, error handling with status codes, and …
Master Go's implicit interfaces and duck typing. Learn how Go's interface system enables flexible, decoupled code without explicit implementation declarations.
Master Go interface composition — embedding interfaces to build larger contracts, struct embedding for method promotion, the middleware wrapper pattern, and when composition beats …
Master logging in Go — the standard log package, Go 1.21 slog structured logging, log levels, context-aware logging, third-party libraries (zap, zerolog), and production best …
Master Go memory management — stack vs heap allocation, escape analysis, reducing GC pressure with sync.Pool and pre-allocation, reading MemStats, tuning GOGC/GOMEMLIMIT, and …
Master Go's memory management and escape analysis. Learn how the compiler decides whether variables are allocated on the stack or heap, and how to optimize memory usage.
Master Go methods and receivers — when to use value vs pointer receivers, method sets and interface satisfaction, method chaining, embedding method promotion, and the consistency …
Comprehensive guide to building microservices architecture using Go. Learn service design, communication patterns, and best practices for scalable distributed systems.
A complete guide to instrumenting Go applications with Prometheus — counters, gauges, histograms, custom metrics, alerting rules, and Grafana dashboard setup for production …