The working subset of Go for people who already code: modules and builds, structs and interfaces as they're actually used, error handling without exceptions, just enough concurrency, testing, and cross-compiling.
A hands-on introduction to Go's built-in profiler. Capture CPU and heap profiles from a running service, read flame data without guessing, dump goroutines, and learn when to reach for block, mutex, and trace tooling instead.
Get hands-on with Go's built-in profiler: explore the /debug/pprof/ endpoints of a running service, capture a real CPU profile, and read the hot functions with go tool pprof.
