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How to check edittext's text is email address or not?
...checks that field contains a valid domain name ( always passes the test in API Level < 8 )
ipAddress: checks that the field contains a valid ip address
webUrl: checks that the field contains a valid url ( always passes the test in API Level < 8 )
nocheck: It does not check anything. (Default)
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How to scale threads according to CPU cores?
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Look at the example here: java.sun.com/j2se/1.5.0/docs/api/java/util/concurrent/… It will tell you a more streamlined way to create and manage the thread pool... It may seem more complicated at first, but as with most things, it's more complicated because if it was simpler yo...
Android gradle: buildtoolsVersion vs compileSdkVersion
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compileSdkVersion is the API version of Android that you compile against.
buildToolsVersion is the version of the compilers (aapt, dx, renderscript compiler, etc...) that you want to use. For each API level (starting with 18), there is a matching .0...
How can I assign an ID to a view programmatically?
...ew.
Query these child views using placeholder.findViewById(convenientInt);
API 17 introduced View.generateViewId() which allows you to generate a unique ID.
If you choose to keep references to your views around, be sure to instantiate them with getApplicationContext() and be sure to set each refe...
Angular HttpPromise: difference between `success`/`error` methods and `then`'s arguments
...enience method when you don't need to chain call nor work with the promise API (for example, in routing).
In short:
.then() - full power of the promise API but slightly more verbose
.success() - doesn't return a promise but offeres slightly more convienient syntax
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扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...in the same set of functionality as Android application program interface (API) does, and its components cannot be modified for programmers’ special needs.
Due to the large number of user requests for new components, App Inventor has released a new feature called “App Inventor extensions”, wh...
How to compare two Dates without the time portion?
...ask about java.util.Date or java.util.Calendar. It's a thoroughly superior API. If you're doing anything significant with dates/times, you should really use it if you possibly can.)
If you're absolutely forced to use the built in API, you should create an instance of Calendar with the appropriate d...
AngularJS HTTP post to PHP and undefined
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In the API I am developing I have a base controller and inside its __construct() method I have the following:
if(isset($_SERVER["CONTENT_TYPE"]) && strpos($_SERVER["CONTENT_TYPE"], "application/json") !== false) {
$_POS...
Delete all documents from index/type without deleting type
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Ftr: in Elasticsearch 2.0 the delete by query API has been removed from the core and now lives in a plugin.
– dtk
Nov 16 '15 at 14:41
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Android Webview - Completely Clear the Cache
...ioned methods was remove the local files, but it never clean the RAM.
The API clearCache, frees up the RAM used by the webview and hence mandates that the webpage be loaded again.
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