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How to get all child inputs of a div element (jQuery)
...his is another type of selector like `:checkbox' is, see here for details: api.jquery.com/input-selector And here's a more complete list of these: api.jquery.com/category/selectors/form-selectors
– Nick Craver♦
Mar 8 '10 at 16:18
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Socket.IO Authentication
... store other persistent data like Users)
Since you might want to add some API requests as well, we'll also use http package to have both HTTP and Web socket working in the same port.
server.js
The following extract only includes everything you need to set the previous technologies up. You can see ...
How to convert Set to String[]?
...ce both methods throw a NPE anyways.
Java 8
In Java 8 we can use streams API:
String[] array = set.stream().toArray(String[]::new);
We can also make use of the overloaded version of toArray() which takes IntFunction<A[]> generator as:
String[] array = set.stream().toArray(n -> new Str...
Custom HTTP Authorization Header
...put custom data in an HTTP authorization header. We're designing a RESTful API and we may need a way to specify a custom method of authorization. As an example, let's call it FIRE-TOKEN authentication.
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What to return if Spring MVC controller method doesn't return value?
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@BrettRyan just as a comment, at least for a REST API it is a common practice that a POST will be used for creating content in which case it usually returns the id of the created enity(s), the full created entities or a link to the read operation. A 200 status return with no...
How to deal with persistent storage (e.g. databases) in Docker
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Docker 1.9.0 and above
Use volume API
docker volume create --name hello
docker run -d -v hello:/container/path/for/volume container_image my_command
This means that the data-only container pattern must be abandoned in favour of the new volumes.
Actually t...
Check if application is installed - Android
...ds is less expensive from getPackageInfo, so it work faster.
Run 10000 on API 15
Exists pkg:
getPackageInfo: nanoTime = 930000000
getPackageGids: nanoTime = 350000000
Not exists pkg:
getPackageInfo: nanoTime = 420000000
getPackageGids: nanoTime = 380000000
Run 10000 on API 17
Exists pkg:
getPackag...
Change app language programmatically in Android
...nfiguration();
conf.setLocale(new Locale(language_code.toLowerCase())); // API 17+ only.
// Use conf.locale = new Locale(...) if targeting lower versions
res.updateConfiguration(conf, dm);
If you have language specific content - you can change that base on the setting.
update on 26th of march 2020...
How to Set Opacity (Alpha) for View in Android
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This is only available on API 11+ developer.android.com/reference/android/view/…
– Graeme
May 15 '12 at 10:36
8
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Move the mouse pointer to a specific position?
...elease documentation:FireFox: https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_APIChrome: http://www.chromium.org/developers/design-documents/mouse-lock
And here's a pretty neat demonstration: http://media.tojicode.com/q3bsp/
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