I try to implement format for a class. I want to have an argument that defaults to 'short'. I tried: This last call raises the TypeError but I exp ...
I try to implement format for a class. I want to have an argument that defaults to 'short'. I tried: This last call raises the TypeError but I exp ...
I have a classes and function I want to be able to pass object of type C but by default, I want this function to use dynamically created object ...
I wrote a function with an optional string parameter, but accidentally instead of defaulting it to "" I defaulted it to 0: I compiled without any w ...
I have a task to solve. I was given a main and need to expand class to do programs in main and on the console to be printed (-1, 1). Given main: a ...
I'm wondering if I'm using variadic macros to create a function with default arguments, how should I add the prototype of this function to the interfa ...
I'm using Clang-Tidy to inspect my code. One of the tool's messages puzzled me : I get the idea when I actually use a method override. But here in ...
I have a templated function where the only template parameter is used for passing a function pointer, and I want to be able to set a default argument ...
I've learnt SFINAE in c++. Then I wrote the following program that compiles(and executes) with msvc but not with gcc and clang. Live demo As we can ...
Consider some function that accepts a default value: Now you might happen to want to use this from another function, but the argument is still prov ...
Suppose I have function declarations like these: Per [dcl.fct.default]/1: If an initializer-clause is specified in a parameter-declaration this ...
So here's my code: When I execute, I get TypeError: SubElement() argument 1 must be xml.etree.ElementTree.Element, not None What I need is to pass ...
I created a class where 3 arguments are always the same by default: Sometimes of course, I need f2 with lvl=1 for instance, so I need some flexibil ...
I was programming a class trying to recreate the default python range-class but realised that the initialisation behaves kind of differently than usua ...
What my main doubt is that whenever I try passing the root node as a default value in the insertWord function it throws a compilation error. I do not ...
Above is a minimal reproducible example for a larger problem, where many header files are involved. Attempting to forward declare with default param ...
Let's say I have something like this bit of (duplicated) code that I'd like to refactor using a template: #include <iostream> #include <algo ...
I would like to make a function that looks like this, but I'm aware that default arguments should never be mutable: Without type hinting, I know th ...
From cppreference page on default arguments: Non-static class members are not allowed in default arguments (even if they are not evaluated), excep ...
This is a standard / good coding practice question. I've recently started using std::optional in my codebase. I think it's great (and verbose) for sp ...
i was writing a BST class in C++ and wanted to add a default parameter to a function but, when i tried to the visual studio compiler gave compile and ...