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What is the difference between self::$bar and static::$bar in PHP?
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go to phpfiddle.org and run this <?php class Foo { public static $bar = 1234; public static function a( ) { echo 'static'.static::$bar; echo 'self'.self::$bar; } } class Bar extends Foo { public...
How to remove all callbacks from a Handler?
...ndler = new Handler();
Runnable myRunnable = new Runnable() {
public void run() {
//Some interesting task
}
};
You can call myHandler.postDelayed(myRunnable, x) to post another callback to the message queue at other places in your code, and remove all pending callbacks with myHandl...
How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
...e default value "True". This may be a quirk of Visual Studio 2010 where I did my tests.
When you examine the properties of an assembly reference in the Visual Studio UI (select the reference and hit F4), the value you see for the "Specific Version" property tells you whether or not Visual Studio is...
Get type name without full namespace
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Name doesn't consider type parameters.
– gregsdennis
Jun 29 '13 at 3:16
77
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Assert an object is a specific type
...maba, 2012-09-13
*/
public class InstanceOfTest {
@Test
public void testInstanceOf() {
SubClass subClass = new SubClass();
assertThat(subClass, instanceOf(BaseClass.class));
}
}
share
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How can I let a table's body scroll but keep its head fixed in place?
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unfortunately, this method fails when you have a wide table (horizontal scroll). You'll have two horizontal scrollbars; one for the header and one for the data.
– vol7ron
Aug 18 '11 at 21:41
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Maven: how to override the dependency added by a library
...cify the version in your current pom. The version specified here will override other.
Forcing a version
A version will always be honoured if it is declared in the current POM with a particular version - however, it should be noted that this will also affect other poms downstream if it is itsel...
Why Large Object Heap and why do we care?
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A garbage collection doesn't just get rid of unreferenced objects, it also compacts the heap. That's a very important optimization. It doesn't just make memory usage more efficient (no unused holes), it makes the CPU cache much more efficient. The cache is a re...
handle textview link click in my android app
...o be handled by my own app, there is a solution that is a bit simpler.
Besides the default intent filter, I simply let my target activity listen to ACTION_VIEW intents, and specifically, those with the scheme com.package.name
<intent-filter>
<category android:name="android.intent.cate...
JavaScript: Class.method vs. Class.prototype.method
...tionship with an object instance of that constructor function, you can consider it like a 'static method'.
In JavaScript functions are first-class objects, that means you can treat them just like any object, in this case, you are only adding a property to the function object.
The second function, ...