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How to check whether a string is a valid HTTP URL?

...You may want to add more conditions to the uriResult.Scheme == ... Specifically https. It depends on what you need this for, but this small change was all I needed for it to work perfectly for me. – Fiarr Jan 22 '14 at 19:04 ...
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Spring get current ApplicationContext

...But I avoid creating new ApplicationContextProvider() everytime I need to call the getBean() from the context. What I did was to have static ApplicationContextProvider.getApplicationContext() method. Then, when it is time to need the current app context, I invoke: ApplicationContextProvider appConte...
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Detecting when the 'back' button is pressed on a navbar

...to work under certain scenarios in iOS 8+. I can't verify that that is actually the case without further details. For those of you however in that situation there's an alternative. Detecting when a view controller is being popped is possible by overriding willMove(toParentViewController:). The basi...
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How to safely call an async method in C# without await

...it completes, then you can do this: public string GetStringData() { var _ = MyAsyncMethod(); return "hello world"; } BTW, this is not a "common problem". It's very rare to want to execute some code and not care whether it completes and not care whether it completes successfully. Update: Sin...
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How to locate the vimrc file used by vim editor?

...C variable is useful, as is looking at output of :scripts for full list of all loaded script files, including all vimrc files. – Herbert Sitz Jan 23 '12 at 20:38 ...
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How to filter logcat in Android Studio?

...ere is too much output, so I'd like to filter it using some keywords, basically displaying only the output containing the keyword(s). Is there a way to do that in Android Studio through the UI? ...
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Change Image of ImageView programmatically in Android

When I change the image programmatically‎, it shows new image on top of the old image which is set originally in layout file? ...
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How to mock ConfigurationManager.AppSettings with moq

... } public class ClassUnderTest { private readonly NameValueCollection _settings; public ClassUnderTest(NameValueCollection settings) { _settings = settings; } public void MethodUnderTest() { // get the User from Settings string user = _settings["Use...
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How do I programmatically click a link with javascript?

... Actually, so far it worked in all browsers I tried, including IE, Safari, Chrome, Firefox and Opera. – arik Jan 29 '12 at 17:17 ...
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How do I get the application exit code from a Windows command line?

...cial syntax: if errorlevel See if /? for details. Example @echo off my_nify_exe.exe if errorlevel 1 ( echo Failure Reason Given is %errorlevel% exit /b %errorlevel% ) Warning: If you set an environment variable name errorlevel, %errorlevel% will return that value and not the exit code. ...