Go Routines from Beginner to Expert

What are Gorountines and Threads?

// Evaluation happens in the current go routine
// Execution happens in a new go routine
go f(x, y, z)

A goroutine is a lightweight thread managed by the Go runtime, and a thread is the smallest unit of processing that can be performed in operating systems. Besides, a thread exists within a process, it means that a single process may contain multiple threads at the same time.