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Questions tagged [windows-8]

The successor to Microsoft Windows 7 that focuses on a new interface style for touch-based devices and tablets.

Windows 8 is the successor to Microsoft Windows 7. Windows 8 is another addition to the Windows NT family.

The "Windows 8 User Interface," formerly named Metro, has been designed to make it better suitable for touchscreen input in addition to the traditional mouse and keyboard input. The new design focuses on tablet and mobile integration. Applications targeting the new UI () can be hosted in Windows Store () and submitted via the IDE. These must be developed using and either , + or (DirectX can be mixed with XAML).

Windows RT (not to be confused with WinRT or Windows Runtime) is a version of Windows 8 exclusively for microprocessors that only supports the new user interface developed with , while Windows 8 for the microprocessors from Intel and AMD also supports traditional desktop user interface developed with technologies such as , or .

A full description of Windows 8 can be found on Wikipedia.

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WinRT/UWP Frame and Page caching: How to create new page instance on Navigate() and keep the page instance on GoBack()

I'm trying to create an UWP (Universal Windows App) application with C#. My problem is the Frame control: If I use it without NavigationCacheMode = Required, every time the user goes back, the page is not kept in memory and will be recreated. If I…
Rico Suter
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How to install a Windows 8 App Without Submitting to Store

For a customer I need a to present our Windows 8 Metro App. When I deploy my solution or project, I get a exe but I can't install it. I get a MessageError, that I can only start the exe in a app container. How can I create a version of my…
Matapolo
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Is the List.ForEach() method gone?

I started dabbling in Windows 8 metro recently, and found that one of my old buddies seems to have gone missing. I tend to use the .ForEach() method more than I use the traditional foreach() construct, and I realized pretty quickly that this method…
Robaticus
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What must I do to make my methods awaitable?

How can I roll my own async awaitable methods? I see that writing an async method is easy as pie in some cases: private async Task TestGeo() { Geolocator geo = new Geolocator(); Geoposition pos = await geo.GetGeopositionAsync(); double…
B. Clay Shannon-B. Crow Raven
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tools.jar seems to be not in Android Studio classpath on Windows 8

I installed Android Studio but it was giving me error that I need to install JDK but JDK was already installed. Then I realized it is asking to install 64bit version of JDK. Anyway I just downloaded latest JDK 64bit version and set the following…
Frank Martin
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Unable to Activate Windows Store App

I installed a retail version of Windows 8 Pro. I downloaded and installed Visual Studio Express 2012. I asked for and received a developers certificate. Then I tried to create a hello world app. From there I get a "Unable to Activate Windows…
Gerry
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Windows Phone 8 emulator can't connect to the internet

I have Windows 8 installed inside of an emulator, and the new WP8 SDK installed on it. My problem is that the emulator can't connect to the internet. I don't have any proxy, and even disabled the firewall. It still doesn't seem to work though. When…
CodingChick
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How can I make SmartScreen Filter trust a self-signed certificate

Microsoft's SmartScreen Filter under Windows 8 is a small developer's worst nightmare. While I realize the benefits to end users and the effectiveness at stopping malicious programs from installing themselves on end users' computers, I and many…
Shannon Cook
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VB6 Running on Windows 8?

Assuming that vb6 does not run on Windows 8 because the VB6 run time libraries are not shipped with Windows 8, would it not be possible to install the VB6 run time library on Windows 8 and then then run VB6? Or is there another problem?
Clinton Reilly
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SignalR: There was an error invoking Hub method "XXX"

Server: public void AddLine(string line) { Clients.Others.addLine(line); } .NET Client: await rtHubProxy.Invoke("AddLine", "lineInfo"); Exception: InvalidOperationException: There was an error invoking Hub method 'xxx.AddLine'. Actually, I…
Isilmë O.
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How to pass values (parameters) between XAML pages?

Similar questions have been asked before but this question strives to explore more options and the ability to pass complex objects. The question is how to pass parameters but it really needs to be broken up into three parts.. When navigating…
Daniel Little
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Is it possible to call an awaitable method in a non async method?

In a windows 8 application in C#/XAML, I sometimes want to call an awaitable method from a non asynchronous method. Actually is it correct to replace this : public async Task MyCallingMethod() { string result = await…
Thomas Salandre
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Visual Studio 100% disk usage

I have VS 2013 and Microsoft Windows 8.1 The issue appeared at the ending of last week. Without any updating or important changing, when I do somethings in VS, disk usage reaches 100%. For example, when I click on "Check In" button in the "Team…
Merta
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MVC 4 website with .NET 4.5 on IIS 8 in Windows 8 gives 403.14 forbidden error

I have a website that I built in Visual Studio 2012 using MVC 4 and .NET framework 4.5. When I try to run it via IIS 8 on a machine running Windows 8 Pro, I get a 403.14 Error. It says "Forbidden The Web server is configured to not list the…
RossD
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What's different about Screensaver preview in Windows 8?

I'm working on a simple WPF-based screensaver and can't get the thumbnail preview to work. When you open the display control panel and go to configure the screensaver, the selected screensaver is supposed to display a thumbnail preview within the…
Bevan
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