visual-studio-2015

问题 I originally had Visual Studio 2015 Enterprise CTP and it's expired. I uninstalled it and installed Visual Studio 2015 RC Community. However, it still says "This license has expired" (and any attempt to sign in fails as I don't have MSDN subscription). I uninstalled Visual Studio 2015 RC Community with /force command-line switch, removed all VSCommon, VisualStudio and Visual Studio disk folders and registry entries, and also Licenses registry subbranches requested by Visual Studio during

问题 I have visual studio 2015 and windows 10 Home edition . when I have run the project Emulator following error occur. 回答1: Hyper-V is not included in Windows 10 Home Edition. It is only available in the Pro or Enterprise Editions. 来源： https://stackoverflow.com/questions/34401527/windows-10-emulator-not-working-in-visual-studio-2015

问题 I am very new to Xamarin.Android. When I run a project in Visual Studio 2015 it produces this error: 1>qemu-system-i386.exe: -drive if=none,index=0,id=system,file=C:\PROGRA~2\Android\ANDROI~1/system-images\android-19\default\x86/system.img: could not open disk image C:\PROGRA~2\Android\ANDROI~1/system-images\android-19\default\x86/system.img: Could not open 'C:\PROGRA~2\Android\ANDROI~1/system-images\android-19\default\x86/system.img': Permission denied 1>Emulator AVD_for_Nexus_S cannot be

问题 I would like to start with OpenCV . I followed some tutorials for installing OpenCV in Windows. After downloading and extracting OpenCV First, I create environment variable and path Then I moved to python in Visual Studio. I installed python and I started with a very simple tutorial, but I faced some problems with python. First problem was with numpy module was not found. solved cv2 error I couldn't solved it, I followed instruction said that I need copy cv2.pyd file in ..\Python34\Lib\site

问题 I'm using the Visual C++ Cross Platform Tools for Android as described here: https://msdn.microsoft.com/en-us/library/dn707591.aspx Everything works fine so far (I can build and run on my phone the templates under File -> New Project -> Cross Platform -> Android). However, I can't find out how to link my app to a prebuilt shared library in the form of an *.so file . So far, I tried the following steps: Step 1 To test the ability of Visual Studio to link to a prebuilt shared library, I created

问题 I have a very simple Qt application consisting of main.cpp, mainwindow.cpp, mainwindow.h and mainwindow.ui. The contents of each are shown below: main.cpp #include "mainwindow.h" #include <QApplication> int main(int argc, char* argv[]) { QApplication a(argc, argv); MainWindow w; w.show(); return a.exec(); } mainwindow.cpp #include "mainwindow.h" #include "ui_mainwindow.h" MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent), ui(new Ui::MainWindow) { ui->setupUi(this); } MainWindow::

问题 I'm using this code to write a Byte Array inside a file BMP: private async void ScriviBMP() { using (Stream stream = immagineBitmap.PixelBuffer.AsStream()) { await stream.WriteAsync(arrayImmagine, 0, arrayImmagine.Length); } StorageFolder folder = KnownFolders.PicturesLibrary; if (folder != null) { StorageFile file = await folder.CreateFileAsync("area2_128x128" + ".bmp", CreationCollisionOption.ReplaceExisting); using (var storageStream = await file.OpenAsync(FileAccessMode.ReadWrite)) { var

问题 Overriding a class's ToString() is usually all you need to do to get custom formatting in the watch window, but when the class is derived from a list it doesn't seem to work. class ListOfInts : List<int> { public override string ToString() { return string.Join(",", this); } public static ListOfInts test = new ListOfInts() { 3, 4, 5 }; } Inspecting 'test' in the watch window I get ListOfInts.test Count = 3 ListOfInts and have to manually force the issue like so: ListOfInts.test.ToString() "3,4

问题 Overriding a class's ToString() is usually all you need to do to get custom formatting in the watch window, but when the class is derived from a list it doesn't seem to work. class ListOfInts : List<int> { public override string ToString() { return string.Join(",", this); } public static ListOfInts test = new ListOfInts() { 3, 4, 5 }; } Inspecting 'test' in the watch window I get ListOfInts.test Count = 3 ListOfInts and have to manually force the issue like so: ListOfInts.test.ToString() "3,4

问题 I know this is not tough but still I am facing a problem, I have created one console application Named Console Application, Under this application, there are two class one is Program.cs, Delegate.cs. When I am trying to run Delegate.cs but always running Program.cs. Even I tried to set the startup object from properties But there Delegate.cs is not appearing in Drop Down List. A code is here--- class program { public static void Main() { Console.WriteLine("I am from program.cs"); } } class