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REST API Design Medium technical

Q1. When should you use PUT, PATCH or POST?

- POST creates a subordinate resource or triggers a non-idempotent action. The server assigns the identifier and returns 201 with a `Location` header. - PUT replaces the ...

1 Answer

Go Medium technical

Q2. What is the difference between value receivers and pointer receivers?

A method receiver can be a value (`func (u User) Name() string`) or a pointer (`func (u *User) SetName(n string)`). - A value receiver operates on a copy, so it cannot mu...

3 Answer

Ruby Medium technical

Q3. How does self work, and what is the difference between class and instance methods?

`self` is the current object. Inside an instance method it is the receiver, inside a class body it is the class, and inside a class method it is the class as well. ```rub...

2 Answer