What are some effective error handling techniques in Go?

What are some effective error handling techniques in Go?

In Go, effective error handling techniques include using the built-in error type, returning errors from functions, and using the errors package for wrapping errors.

Can you explain how to use the errors package?

Sure! The errors package allows you to create and manipulate errors. You can use errors.New to create a new error and fmt.Errorf for formatted error messages.

What is the difference between handling errors and panics?

Errors are expected issues that can be handled gracefully, while panics are unexpected and indicate a serious problem that usually stops the program.

How can I recover from a panic?

You can recover from a panic using the recover function within a deferred function. This allows you to regain control after a panic occurs.