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No route matches “/users/sign_out” devise rails 3

I've installed devise on my app and applied the following in my application.html.erb file: 29 Answers ...
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Get the current first responder without using a private API

I submitted my app a little over a week ago and got the dreaded rejection email today. It tells me that my app cannot be accepted because I'm using a non-public API; specifically, it says, ...
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Using an SSH keyfile with Fabric

...os.environ['PRIVATE_KEY_TO_HOST'] }) ctx.CONNS = conns ctx.APP_SERVICE_NAME = 'google' @task def stop(ctx): for conn in ctx.CONNS: conn.sudo('supervisorctl stop ' + ctx.APP_SERVICE_NAME) and run it with fab or fab2: fab staging stop ...
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How to turn on front flash light programmatically in Android?

... If so then Turn Off/On If not then you can do whatever, according to your app needs. For Checking availability of flash in the device: You can use the following: context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH); which will return true if a flash is available...
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What should be in my .gitignore for an Android Studio project?

...e was right on the money for us... So, here's our gitignore file: #built application files *.apk *.ap_ # files for the dex VM *.dex # Java class files *.class # generated files bin/ gen/ # Local configuration file (sdk path, etc) local.properties # Windows thumbnail db Thumbs.db # OSX files ...
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Calling async method synchronously

...to execute. You have the following options to make sure that this doesn't happen: Add .ConfigureAwait(false) to your library method or explicitly execute your async method in a thread pool thread and wait for it to finish: string code = Task.Run(GenerateCodeAsync).Result; This does not mean th...
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Exclude folder from search but not from the project list

... To apply custom search use Scopes Setting > Project Settings > Scopes to use it for Find in Path or Replace in Path. I suggest to reorganize your folders, so that no unnecessary files are left in project directory. Also, y...
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What is the best place for storing uploaded images, SQL database or disk file system? [closed]

I'm writing an application that allows users to upload images onto the server. I expect about 20 images per day all jpeg and probably not edited/resized. (This is another question, how to resize the images on the server side before storing. Maybe someone can please drop a .NET resource for that in t...
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How do I make my GUI behave well when Windows font scaling is greater than 100%

...indows control panel (like 125%, or 150%) then there are problems in a VCL application, every time something has been set pixelwise. ...
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Allow user to select camera or gallery for image

...ngle Intent to select images from either the Gallery or the Camera, or any application registered to browse the filesystem. Rather than creating a Dialog with a list of Intent options, it is much better to use Intent.createChooser in order to get access to the graphical icons and short names of the...