
javascript - What does $(function() {} ); do? - Stack Overflow
$ = function() { alert('I am in the $ function'); } JQuery is a very famous JavaScript library and they have decided to put their entire framework inside a function named jQuery . To make it easier …
What is the purpose of a self executing function in javascript?
Mar 3, 2015 · Is there a parameter and the "Bunch of code" returns a function? var a = function(x) { return function() { document.write(x); } }(something); Closure. The value of something gets …
How do function pointers in C work? - Stack Overflow
May 8, 2009 · Function pointers become easy to declare once you have the basic declarators: id: ID: ID is a; Pointer: *D: D pointer to; Function: D(<parameters>): D function taking …
What's the difference between __PRETTY_FUNCTION__, …
Dec 29, 2023 · constexpr const char* function_name() const noexcept; 6 Returns: If this object represents a position in the body of a function, returns an implementation-defined NTBS that …
Defining and calling function in one step - Stack Overflow
Dec 30, 2015 · Is there a way in Javascript to define a function and immediately call it, in a way that allows it to be reused? I know you can do one-off anonymous functions: (function(i) { var …
syntax - What does %>% function mean in R? - Stack Overflow
Nov 25, 2014 · The funny percent-sign syntax is how R lets users define their own infix functions. An example of a built-in infix operator in R is +; the + in 1 + 2 actually does the function call …
How can I return two values from a function in Python?
Values aren't returned "in variables"; that's not how Python works. A function returns values (objects). A variable is just a name for a value in a given context. When you call a function and …
javascript - var functionName = function() {} vs ... - Stack Overflow
Dec 3, 2008 · Arrow Function Expression (ES2015+) (which, like anonymous function expressions, don't involve an explicit name, and yet can create functions with names) Method …
What is the difference between a "function" and a "procedure"?
Apr 6, 2009 · A Function must return a value but in Stored Procedures it is optional: a procedure can return 0 or n values. Functions can have only input parameters for it, whereas procedures …
How to return a result from a VBA function - Stack Overflow
Public Function testRange() As Range Set testRange = Range("A1") End Function Example usage: Dim r As Range Set r = testRange() Note that assigning a return value to the function …