It was attempted to call a value like a function, but the value is not actually a function. Some code expects you to provide a function, but that didn't happen.

I would like to return two values from a function in two separate variables. What would you expect it to look like on the calling end? You can't write a = select_choice(); b = select_choice() …

Actually, the above function will be treated as function expression without a name. The main purpose of wrapping a function with close and open parenthesis is to avoid polluting the global …

53 function yourfunction() { /* do stuff on page load */ } window.onload = yourfunction; Or with jQuery if you want: $(function(){ yourfunction(); }); If you want to call more than one function on …

A static variable (whether inside a function or not) is initialized exactly once, before any function in that translation unit executes. After that, it retains its value until modified.

Is it possible to pass functions with arguments to another function in Python? Say for something like: def perform (function): return function () But the functions to be passed will have argume...

When called within VBA the function will return a range object, but when called from a worksheet it will return just the value, so set test = Range("A1") is exactly equivalent to test = …

Currying is when you break down a function that takes multiple arguments into a series of functions that each take only one argument. Here's an example in JavaScript: function add (a, …

How is this supposed to work? I've put an echo statement in the abc function body, and I've put breakpoints on both the function declaration line, and on the echo call in the function. When I …

Static variables within function scope are treated the same, the scoping is purely a language level construct. For this reason you are guaranteed that a static variable will be initialized to 0 …