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

    Answer To Your Question So what is $ (function () { });? Now that you know that $ is the name of the function, if you are using the jQuery library, then you are calling the function named $ and passing …

  2. What's the meaning of "=>" (a fat arrow formed from equal and …

    Jun 20, 2017 · A traditional function may bind its own this value, depending on how it is defined and called. This can require lots of gymnastics like self = this;, etc., to access or manipulate this from one …

  3. mean in Python function definitions? - Stack Overflow

    Jan 17, 2013 · PEP 3107 -- Function Annotations described the specification, defining the grammar changes, the existence of func.__annotations__ in which they are stored and, the fact that it's use …

  4. c++ - What is the meaning of 'const' at the end of a member function ...

    When you add the const keyword to a method the this pointer will essentially become a pointer to const object, and you cannot therefore change any member data. (Unless you use mutable, more on that …

  5. 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 callback function …

  6. What is a "static" function in C? - Stack Overflow

    In C, a static function is not visible outside of its translation unit, which is the object file it is compiled into. In other words, making a function static limits its scope. You can think of a static function as being …

  7. What does "implicit declaration of function" mean?

    Aug 22, 2011 · 8 You need to declare the function before you call it in main (). Either move it before main or at least declare it there. Also, you should prob add return 0 at the end of the main function …

  8. What is meant with "const" at end of function declaration?

    It is possible to loosen the "const function" restriction of not allowing the function to write to any variable of a class. To allow some of the variables to be writable even when the function is marked as a …

  9. 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?

  10. javascript - Calling vs invoking a function - Stack Overflow

    Jun 16, 2018 · Up to this point, I thought "calling" and "invoking" a function meant the same thing. However, in a YouTube tutorial it said to invoke a function by calling it. My first thought was that the …