Go Fundamentals

Beginner

From zero to writing idiomatic Go

Master the language itself — syntax, types, structs, interfaces, and Go's famous concurrency model. Every lesson is runnable.

4 lessons·~50 min·300 XP

Your progress

Packages, the main function, and printing to stdout.

Declarations, the := shortcut, zero values, and multiple returns.

Compose data with structs and write polymorphic code with interfaces.

Go's superpower — lightweight threads that communicate by passing messages.