Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management. With Shiro's easy-to-understand API, you can quickly and easily secure any application - from the smallest mobile applications to the largest web and enterprise applications.
What is the fmt.Stringer interface and how do you implement it?
How can a single Go type implement multiple interfaces simultaneously?
How does interface embedding (composition) work in Go?
How is the built-in error type defined and how do you implement custom errors?
How do Go interfaces enable dependency injection and improve testability?
Why can't you always use a value of type T where *T is needed for interface satisfaction?
Explain the nil interface trap in Go. Why does a typed nil fail the '!= nil' check?
What is the difference between value receivers and pointer receivers in Go methods?
How does Go implement code reuse without inheritance? Explain composition via struct embedding.
How does embedding help a struct satisfy an interface?
How do type assertions work on interface values and when do you use them?
Explain the Go design principle: 'Accept interfaces, return concrete types'.
How do you sort custom types using sort.Interface in Go?
How do io.Reader and io.Writer demonstrate Go's interface design philosophy?
What is an interface in Go and how does it differ from interfaces in Java or C#?
What is the internal two-word structure of a Go interface value?
How does Go's implicit interface satisfaction enable duck typing and loose coupling?
What is the empty interface (any) in Go and what are its trade-offs?
How does Go achieve runtime polymorphism using interfaces?
How does Go implement encapsulation without private/public class modifiers?
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