What is a callback function?

A callback function is a function which is: accessible by another function, and is invoked after the first function if that first function completes A nice way of imagining how a

2025 Jan 27

What''s the difference between __PRETTY_FUNCTION__,

About __func__: "The identifier __func__ is implicitly declared by the translator as if, immediately following the opening brace of each function definition, the declaration: static

2025 Oct 29

c++

What exactly does it mean if a function is defined as virtual and is that the same as pure virtual?

2024 Dec 23

iife

Correction suggested by Guffa: The function is executed right after it''s created, not after it is parsed. The entire script block is parsed before any code in it is executed. Also, parsing code

2024 Dec 07

Define a function within another function in JavaScript

I have a function whose structure is similar to the above. I want to abstract task 3 into a function, bar(), but I wish to limit the access of this function to only within the scope of foo(a).

2024 May 05

What does (function($) {})(jQuery); mean?

(function(doc){ doc.location = ''/''; })(document);//This is passed into the function above As for the other questions about the plugins: Type 1: This is not a actually a plugin, it''s

2024 Jan 06

What is the purpose of a self executing function in javascript?

508 It''s all about variable scoping. Variables declared in the self executing function are, by default, only available to code within the self executing function. This allows code to be written without

2024 Sep 19

ERROR: function does not exist and HINT: No function

LINE 1: select f(1); ^ HINT: No function matches the given name and argument types. You might need to add explicit type casts. because there is no f() function that takes an integer as

2024 Nov 22

How do function pointers in C work?

357 Function pointers in C can be used to perform object-oriented programming in C. For example, the following lines is written in C:

2024 Dec 15

javascript

If a function is constructable, it can be called with new, i.e. new User(). If a function is callable, it can be called without new (i.e. normal function call). Functions created through function

2024 Feb 28

View/Download The function of the dehumidification device of the energy storage cabinet [PDF]

PDF version includes complete article with source references. Suitable for printing and offline reading.