Find set differecne of two arrays, i.e., the elements in one array but not in the other, in Python.

Find the set of all elements (union) in two arrays in Python.

Find common elements (matches, intersection) of two arrays in Python.

Find set differecne of two arrays, i.e., the elements in one array but not in the other, in JavaScript.

Find set differecne of two arrays, i.e., the elements in one array but not in the other, in Go.

Find the set of all elements (union) in two arrays in JavaScript.

Find common elements (matches, intersection) of two arrays in JavaScript.

Find the set of all elements in two arrays in Go programming language.

Find common elements (matches, intersection) of two arrays in Go programming language.