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How to define custom configuration variables in rails
I was wondering how to add custom configuration variables to a rails application and how to access them in the controller, for e.g I wanna be able to define an upload_directory in the configuration files say development.rb and be able to access it in one of my controllers.
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Android: How can I get the current foreground activity (from a service)?
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Update: this no longer works with other apps' activities as of Android 5.0
Here's a good way to do it using the activity manager.
You basically get the runningTasks from the activity manager. It will always return the currently active task first. From there you ...
iOS 7 status bar back to iOS 6 default style in iPhone app?
...the iOS 6 style status bar layout. The status bar will always overlap your application on iOS 7
Do not confuse status bar appearance with status bar layout. The appearance (light or default) does not affect how the status bar is laid out (frame/height/overlap). It is important to note as well that t...
Setting Environment Variables for Node to retrieve
...onment variables (in this case) are being used to pass credentials to your application. USER_ID and USER_KEY can both be accessed from process.env.USER_ID and process.env.USER_KEY respectively. You don't need to edit them, just access their contents.
It looks like they are simply giving you the cho...
What's the best way to parse command line arguments? [closed]
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This answer suggests optparse which is appropriate for older Python versions. For Python 2.7 and above, argparse replaces optparse. See this answer for more information.
As other people pointed out, you are better off going with optparse over getopt. getopt is p...
How to handle dependency injection in a WPF/MVVM application
I am starting a new desktop application and I want to build it using MVVM and WPF.
9 Answers
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Difference between onCreate() and onStart()? [duplicate]
...g.i(TAG, "On Create .....");
}
/* (non-Javadoc)
* @see android.app.Activity#onDestroy()
*/
@Override
protected void onDestroy() {
super.onDestroy();
Log.i(TAG, "On Destroy .....");
}
/* (non-Javadoc)
* @see android.app.Activity#onPause()
*/
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“The run destination iOS Device is not valid for running the scheme”
I've been running my app on an iPhone 5 /iOS 6, but when I try to run it on an iPhone 4S / iOS6 I get "The run destination iOS Device is not valid for running the scheme NN. The Scheme contains no buildables that can be built for the architectures supported by the run designation device".
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Adding external library in Android studio
...ary https://github.com/foursquare/foursquare-android-oauth to my Android application (I use Android Studio, the instructions provided by lib author for Eclipse didn't work for Android Studio).
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Easiest way to pass an AngularJS scope variable from directive to controller?
...inds to a DOM attribute which is always
a string. That is why we are wrapping it in curly braces so
that it can be interpolated. -->
<my-component attribute-foo="{{foo}}" binding-foo="foo"
isolated-expression-foo="updateFoo(newFoo)" >
<h2>Attribute</h2&g...