Memory layout and mechanics of arrays and slices | Golang | intermediate level

We discuss the memory layout of arrays and slices in Golang. This provides a good mental model for writing efficient and bug free Go code that includes slices.

0:00 Intro

0:27 Arrays

1:35 Slices

4:19 Initializing a slice

4:48 Passing slice as function arguments

7:05 working of append operation

10:35 Gotcha with slicing large slices

11:36 Nil vs Empty slices

12:22 range loop variable semantics

References:

https://go.dev/blog/slices-intro

https://go.dev/blog/slices

Redefining loop variable semantics: https://github.com/golang/go/discussions/56010