In C#, there are three types of using directives: using System; // Specify Namespace using Diag = System.Diagnostics; // Specify Namespace Alias using DBG = System.Diagnostics.Debug; // Specify Cl...

#include <iostream> #include <cmath> #include <vector> using namespace std; int square(int a){ return a*a; } struct Point{ int x,y; }; int distance (const Point& a,...

On MSDN I can read what it does, but I would like to know what it does technically (tells compiler where to look for types..)? I mean using as a directive.

Visual Studio 2008 got two great features for c#, which is called "sort using directives" and "remove unused using directives". I'd like to call the "sort using directives" every time I format the...

Sorry for this silly question, but is there any way to restrict using directives to the current file so that they don't propagate to the files that #include this file?

This question may be a duplicate, but I can't find a good answer. Short and simple, what requires me to declare using namespace std; in C++ programs?

Right, I've usually used 'using' directives as follows using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace AwesomeLib { //awesome award winning class ...

When I use ReSharper to add a using directive (using Alt+Enter) it removes "unnecessary" parts of the namespace. I prefer using the full namespace which is also the behavior of Visual Studio. Exa...

In VB.Net you can do something like the following without any issues... just ignore the fact that this is a pretty useless class :-) Imports System Public Class Class1 Public Shared Function Ar...

If I have a namespace like: namespace MyApp.Providers { using System; using System.Collections.Generic; using System.Configuration; using System.Globalization; } Does this mean that if I c...

I saw this C# using statement in a code example: using StringFormat=System.Drawing.StringFormat; What's that all about?

After someone creates a DLL in C# using the Microsoft Visual development environment, how would another programmer take that code, make a new project that includes the DLL's source and make a GUI t...

Why does Visual Studio 2008 automatically insert the following using directives into each new C# file I create? using System; using System.Collections.Generic; using System.Text; What's so spe...

I've been using ReSharper for the past months and, advertising aside, I can't see myself coding without it. Since I love living on the bleeding "What the hell just went wrong" edge, I decided...

I was wondering if there is some option to keep ReSharper from removing just the using System; directive? Perhaps this is configurable somewhere? Also, is there a way to have ReSharper sort the re...