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What in the world are Spring beans?

... your application and that are managed by the Spring IoC* container are called beans. A bean is an object that is instantiated, assembled, and otherwise managed by a Spring IoC container. These beans are created with the configuration metadata that you supply to the container, for example, i...
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Clicking the back button twice to exit an activity

...ode uses System.currentTimeMillis(); to store the time onBackPressed() is called; private static final int TIME_INTERVAL = 2000; // # milliseconds, desired time passed between two back presses. private long mBackPressed; @Override public void onBackPressed() { if (mBackPressed + TIME_INTERVAL ...
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How do you access a website running on localhost from iPhone browser

...ever port your website is running on) in the inbound security of your firewall if you are running one. Note: don't forget the app's port if what you want is to debug the app in your iPhone's browser like: http://192.168.0.102:3000. In this example 3000 is the default port used by ReactJS. ...
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How to revert uncommitted changes including files and folders?

Is there a git command to revert all uncommitted changes in a working tree and index and to also remove newly created files and folders? ...
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Force drop mysql bypassing foreign key constraint

I'm trying to delete all tables from a database except one, and I end up having the following error: 6 Answers ...
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Android 4.3 Bluetooth Low Energy unstable

...ect and create a fresh instance of gatt on each connect. Don't forget to call android.bluetooth.BluetoothGatt#close() Start a new thread inside onLeScan(..) and then connect. Reason: BluetoothDevice#connectGatt(Context context, boolean autoConnect, BluetoothGattCallback callback) always fails, if ...
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iOS - Calling App Delegate method from ViewController

... You can access the delegate like this: MainClass *appDelegate = (MainClass *)[[UIApplication sharedApplication] delegate]; Replace MainClass with the name of your application class. Then, provided you have a property for the other view controller, you can call something l...
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Angular.js directive dynamic templateURL

I have a custom tag in a routeProvider template that that calls for a directive template. The version attribute will be populated by the scope which then calls for the right template. ...
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How can I save an image to the camera roll?

...ng 4.3) and am not sure how to save an image to the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method or function can I use to save an image to the user's camera roll? ...
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accepting HTTPS connections with self-signed certificates

...d to do is to set the level of verification. Such levels is not so much: ALLOW_ALL_HOSTNAME_VERIFIER BROWSER_COMPATIBLE_HOSTNAME_VERIFIER STRICT_HOSTNAME_VERIFIER Although the method setHostnameVerifier() is obsolete for new library apache, but for version in Android SDK is normal. And so we tak...