In this post, we will see how to resolve Template parameter pack expansion without arguments Question: I’m working on understanding template parameter pack expansion in C++. For demo purposes, I wanted to write a function that prints human readable names ...
In this post, we will see how to resolve Getting the correct type information for a function returning a function-pointer that uses variadic templates Question: I have a variadic function defined within class Foo And I am trying to write ...
Question: I have a variadic function that can take any combination of input arguments, as long as each one of those arguments is convertible to bool: I have attempted to constrain the templates using concepts to only allow bool-convertible types ...
Question: I understand this occurs with Java 7 when using varargs with a generic type; But my question is.. What exactly does Eclipse mean when it says “its use could potentially pollute the heap?” And How does the new @SafeVarargs ...
Question: I’m trying to combine the slice [1, 2] and the slice [3, 4]. How can I do this in Go? I tried: but got: However, the documentation seems to indicate this is possible, what am I missing? Best Answer: ...
Question: What do the 3 dots following String in the following method mean? Best Answer: It means that zero or more String objects (or a single array of them) may be passed as the argument(s) for that method. See the ...
Question: What do *args and **kwargs mean? Best Answer: The *args and **kwargs is a common idiom to allow arbitrary number of arguments to functions as described in the section more on defining functions in the Python documentation. The *args ...
Question: I am trying to write a variadic function template. The first argument to the function is an integer index value. The rest of the (variable number of) arguments represent the variable number of arguments. This function must return the ...
Question: I know how to use variadic templates and ellipses to accept a variable number of arguments, but how do you pass a variable number of arguments into a function? Take the following code for example: Is there any way ...
Question: I was playing with Rust FFI and I was trying to link printf C function, which has variadic arguments, with my Rust executable. After I ran the executable I witnessed some strange behavior. This is my Rust code: This ...