Learn Go in 3 Hours - Errors

The video tutorial covers error handling in Go, explaining how it differs from languages that use exceptions. Go uses return values to indicate errors, allowing multiple return values from functions. The tutorial demonstrates error handling patterns, creating custom error types, and understanding nil in interfaces. It concludes with a brief introduction to Go's concurrency features.

How can you create a custom error type in Go?

What is the significance of checking if an error is nil in Go?

Discuss the implications of returning a variable of your own error type.