How to use the Stringer interface | Smart Go

The video tutorial explains the Stringer interface in Go, which is used to render structs into printable forms. It covers the implementation of Stringer methods for custom struct types, using examples with movie and actor structs. The tutorial demonstrates how to create more readable and flexible string outputs by implementing custom Stringer methods. It also provides an advanced example involving multiple types and their respective Stringer methods, highlighting the control over string representation. The video concludes with a summary and a preview of future topics related to method implementation in Go.

Explain how the Stringer method for a slice of structs works in Go.

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What is the significance of having separate string formatting methods for different types in Go?

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