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How to vertically center a div for all browsers?
...th it. It should work well for centered overlays also -- lightbox, pop-up, etc.
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How can I calculate the difference between two dates?
...ine but it's not a good idea in the real world. DST changes, leap seconds, etc can all mess with it. NSCalendar can tell you how many seconds are in a given day.
– NeilInglis
Jun 7 '12 at 21:19
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Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading? [duplicate]
... can assuredly confirm that this is the case using Catalina. I had called getClassLoader().loadClass("..."); on a Class type to attempt to load a Torque peer class in order to run a static initializer block which maps the peer to a database table. The static block was not executed on this call. Howe...
How to scroll HTML page to given anchor?
...st rect = element.getBoundingClientRect() // get rects(width, height, top, etc)
const viewHeight = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
window.scroll({
top: rect.top + rect.height / 2 - viewHeight / 2,
behavior: 'smooth' // smooth scroll
});
Demonstration ...
UIButton Long Press Event
...the extra info provided by the gesture recognizer (e.g. location of touch, etc.)
You can add more intermediate events if needed see them all here https://developer.apple.com/documentation/uikit/uicontrolevents?language=objc.
In Storyboard:
Connect your button to the 3 events, not just the default ...
How do you run a SQL Server query from PowerShell?
...For anyone wondering, to dispose an object, just add $connection.dispose() etc. I don't know if it makes any difference though
– Nick.McDermaid
Aug 15 '17 at 11:34
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Get name of object or class
... = new App(); // usage
obj.a.b.c(); // App
// usage with react props etc,
// For instance, we want to pass this callback to some component
const myComponent = {};
myComponent.customProps = obj.a.b.c;
myComponent.customProps(); // App
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Convert a Scala list to a tuple?
... @davips as with any new data type you'd have to define how map etc works for it
– Tom Crockett
Sep 17 '14 at 20:11
1
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Ruby: Calling class method from instance
... @phoet The make word denotes the make of a car(as in Toyota, BMW etc.) englishforums.com/English/AMakeOfCar/crcjb/post.htm. The nomenclature is based on user's requirement
– Harish Shetty
Dec 28 '11 at 20:56
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ArrayList initialization equivalent to array initialization [duplicate]
... rejects using the clone unless T is a pure Object. (E.g. String, Integer, etc all get copied again, because they extend Object).
if (a.getClass() != Object[].class) {
//Arrays.asList(T...) is always true here
//when T subclasses object
Object[] newArray = new Object[a.length];
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