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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...
How do you find the row count for all your tables in Postgres
I'm looking for a way to find the row count for all my tables in Postgres. I know I can do this one table at a time with:
...
Use of undeclared identifier 'kUTTypeMovie'
... MobileCoreServices
Open Video Camera
@IBAction func openVideoCamera(_ sender: Any) {
if UIImagePickerController.isSourceTypeAvailable(.camera) {
let imagePicker = UIImagePickerController()
imagePicker.delegate = self
imagePicker.sourceType = .camera
imageP...
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue
...working on a UI for an app, and I'm attempting to use grayscale icons, and allow the user to change the theme to a color of their choosing. To do this, I'm trying to just apply a ColorFilter of some sort to overlay a color on top of the drawable. I've tried using PorterDuff.Mode.MULTIPLY, and it wor...
Sort array of objects by string property value
...ite your own comparison function:
function compare( a, b ) {
if ( a.last_nom < b.last_nom ){
return -1;
}
if ( a.last_nom > b.last_nom ){
return 1;
}
return 0;
}
objs.sort( compare );
Or inline (c/o Marco Demaio):
objs.sort((a,b) => (a.last_nom > b.last_nom) ? 1 :...
jQuery: keyPress Backspace won't fire?
...
Use keyup instead of keypress. This gets all the key codes when the user presses something
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How to deal with persistent storage (e.g. databases) in Docker
...nly container pattern must be abandoned in favour of the new volumes.
Actually the volume API is only a better way to achieve what was the data-container pattern.
If you create a container with a -v volume_name:/container/fs/path Docker will automatically create a named volume for you that can:
...
POST unchecked HTML checkboxes
... Hard to believe authors designed it this way. Why not to send all input fields with some default value for those not checked :( It would be much clearer solution then having to implement some hidden fields "hack". It must have been clear that it is going to be needed and they had to see...
How to open standard Google Map application from my application?
..."geo:%f,%f", latitude, longitude);
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
context.startActivity(intent);
If you want to specify an address, you should use another form of geo-URI: geo:0,0?q=address.
reference : https://developer.android.com/guide/components/intents-common...
PostgreSQL - Rename database
...isconnect from the database to be renamed
\c postgres
-- force disconnect all other clients from the database to be renamed
SELECT pg_terminate_backend( pid )
FROM pg_stat_activity
WHERE pid <> pg_backend_pid( )
AND datname = 'name of database';
-- rename the database (it should now have...