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?

Dec 29, 2023 · 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 …

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 …

Note that these functions, unlike tryCatch(), are expected to wrap a function, not an expression, and they return a modified function. For OP's problem as stated, we would probably use …

I get this error, but I don't know how to fix it. I'm using Visual Studio 2013. I made the solution name MyProjectTest This is the structure of my test solution: -function.h #ifndef …

Aug 19, 2015 · Is there a preferred way to return multiple values from a C++ function? For example, imagine a function that divides two integers and returns both the quotient and the …

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() …

Aug 19, 2010 · 160 coalesce is supported in both Oracle and SQL Server and serves essentially the same function as nvl and isnull. (There are some important differences, coalesce can take …

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 …

Oct 9, 2012 · Can I declare default parameter like function myFunc( a, b=0) { // b is my optional parameter } in JavaScript?