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How do I forward declare an inner class? [duplicate]
...want, but here is a workaround, if you are willing to use templates:
// Foo.h
struct Foo
{
export template<class T> void Read(T it);
};
// Foo.cpp
#include "Foo.h"
#include "Container.h"
/*
struct Container
{
struct Inner { };
};
*/
export template<>
void Foo::Read<...
What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
... of the $ like ${HOME} gives the value of HOME. Usage of the $ like $(echo foo) means run whatever is inside the parentheses in a subshell and return that as the value. In my example, you would get foo since echo will write foo to standard out
...
How to keep keys/values in same order as declared?
...ry that I declared in a particular order and want to keep it in that order all the time. The keys/values can't really be kept in order based on their value, I just want it in the order that I declared it.
...
What does placing a @ in front of a C# variable name do? [duplicate]
...
It's just a way to allow declaring reserved keywords as vars.
void Foo(int @string)
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fo...
Set a persistent environment variable from cmd.exe
...ferent windows machines, but I don't want to be bothered changing them manually by getting on the properties screen of "My Computer"
...
How do I Moq a method that has an optional argument in its signature without explicitly specifying i
...ice right now is to explicitly include the bool parameter in the setup for Foo.
I don't think it defeats the purpose of specifying a default value. The default value is a convenience for calling code, but I think that you should be explicit in your tests. Say you could leave out specifying the bool...
Java SafeVarargs annotation, does a standard or best practice exist?
...n StackOverflow about the particular issue with generics and varargs. Basically, it's when you have a variable number of arguments of a type-parameter type:
<T> void foo(T... args);
In Java, varargs are a syntactic sugar that undergoes a simple "re-writing" at compile-time: a varargs parame...
Is it necessary to explicitly remove event handlers in C#
...ng:
using System;
public class Publisher
{
public event EventHandler Foo;
public void RaiseFoo()
{
Console.WriteLine("Raising Foo");
EventHandler handler = Foo;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
else
...
Modern way to filter STL container?
...and if it returns true it copies the value to bar.
The std::back_inserter allows us to actually insert new elements at the end of bar (using push_back()) with an iterator without having to resize it to the required size first.
...
Force add despite the .gitignore file
...
See man git-add:
-f, --force
Allow adding otherwise ignored files.
So run this
git add --force my/ignore/file.foo
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