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Catch paste input
...ie 11: window.clipboardData.getData('text')
– Wallstrider
Jun 20 '17 at 12:04
4
However, note tha...
Javascript event handler with parameters
...lements[i]));
It is also possible to use .bind() to add arguments to a callback. Any arguments you pass to .bind() will be prepended to the arguments that the callback itself will have. So, you could do this:
elem.addEventListener('click', function(a1, a2, e) {
// inside the event handler...
How to kill an Android activity when leaving it so that it cannot be accessed from the back button?
...
You just need to call finish()
Intent intent = new Intent(this, NextActivity.class);
startActivity(intent);
finish();
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How to check 'undefined' value in jQuery
... One of my problems was: if you are doing something like this ("#myId"), make sure what do you really need: a. typeof ("#myId")=== "undefined" b. Or: typeof ("#myId").val() === "undefined"
– Alberici
Dec 26 '14 at 22:54
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Difference between object and class in Scala
...companion object of class C; note that the companion object is not automatically an instance of C.
Also see Scala documentation for object and class.
object as host of static members
Most often, you need an object to hold methods and values/variables that shall be available without having to fir...
django MultiValueDictKeyError error, how do I deal with it
...proach is pretty common. If you're catching the exception it won't automatically generate a stacktrace. docs.python.org/2/glossary.html#term-eafp
– bjudson
Sep 22 '13 at 21:29
9
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Why do we not have a virtual constructor in C++?
...le and Technique FAQ Why don't we have virtual constructors?
A virtual call is a mechanism to get work done given partial
information. In particular, "virtual" allows us to call a function
knowing only any interfaces and not the exact type of the object. To
create an object you need comple...
How do I pass the value (not the reference) of a JS variable to a function? [duplicate]
..._selection(i);
});
})(i);
}
By creating an anonymous function and calling it with the variable as the first argument, you're passing-by-value to the function and creating a closure.
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How to use pull to refresh in Swift?
...elf.tableView.reloadData() and self.refreshControl?.endRefreshing() in the callback?
– Qian Chen
Dec 6 '15 at 19:58
Ex...
Converting a view to Bitmap without displaying it in Android?
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there is a way to do this. you have to create a Bitmap and a Canvas and call view.draw(canvas);
here is the code:
public static Bitmap loadBitmapFromView(View v) {
Bitmap b = Bitmap.createBitmap( v.getLayoutParams().width, v.getLayoutParams().height, Bitmap.Config.ARGB_8888); ...