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  1. javascript - What does $ (function () {} ); do? - Stack Overflow

    A function of that nature can be called at any time, anywhere. jQuery (a library built on Javascript) has built in functions that generally required the DOM to be fully rendered before being called.

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

    Mar 3, 2015 · 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 …

  3. What's the difference between __PRETTY_FUNCTION__, …

    Dec 8, 2010 · The identifier __func__ is implicitly declared by the translator as if, immediately following the opening brace of each function definition, the declaration static const char …

  4. syntax - What does %>% function mean in R? - Stack Overflow

    Nov 25, 2014 · I have seen the use of %>% (percent greater than percent) function in some packages like dplyr and rvest. What does it mean? Is it a way to write closure blocks in R?

  5. What is "function*" in JavaScript? - Stack Overflow

    Mar 8, 2012 · 12 The function* type looks like it acts as a generator function for processes that can be iterated. C# has a feature like this using "yield return" see 1 and see 2 Essentially this …

  6. How do function pointers in C work? - Stack Overflow

    May 8, 2009 · 356 Function pointers in C can be used to perform object-oriented programming in C. For example, the following lines is written in C: String s1 = newString(); s1->set(s1, "hello"); …

  7. language agnostic - What is a callback function? - Stack Overflow

    May 5, 2009 · 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 …

  8. Passing parameters to a Bash function - Stack Overflow

    Jun 2, 2011 · I am trying to search how to pass parameters in a Bash function, but what comes up is always how to pass parameter from the command line. I would like to pass parameters …

  9. var functionName = function() {} vs function functionName() {}

    Dec 3, 2008 · The difference is that functionOne is a function expression and so only defined when that line is reached, whereas functionTwo is a function declaration and is defined as …

  10. What is the difference between a "function" and a "procedure"?

    Apr 6, 2009 · A function returns a value and a procedure just executes commands. The name function comes from math. It is used to calculate a value based on input. A procedure is a set …