How-to articles, tricks, and solutions about PASS-BY-VALUE

How do I clone a list so that it doesn't change unexpectedly after assignment?

There are a few different ways to make a copy of a list in Python:

list reference python pass-by-value clone

Is Java "pass-by-reference" or "pass-by-value"?

In Java, arguments are passed to methods by value. This means that when you pass an argument to a method, the method receives a copy of the argument rather than a reference to the original object.

java methods parameter-passing pass-by-reference pass-by-value