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How do shift operators work in Java? [duplicate]
...ring(2 << 33));
Now, int is of 4 bytes,hence 32 bits. So when you do shift by 33, it's equivalent to shift by 1. Hence : 100
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Who would have known that tail would do this.
– ctrl-alt-delor
Jul 30 '17 at 15:06
8
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How to change the Push and Pop animations in a navigation based app
...I want to change the animation of the push and pop animations. How would I do that?
25 Answers
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if checkbox is checked, do this
...f';
$('p').css('color', c);
});
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On using this.checked
Andy E has done a great write-up on how we tend to overuse jQuery: Utilizing the awesome power of jQuery to access properties of an element. The article specifically treats the use of .attr("id") but in the case that #checkbox is an <...
Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
... is unlikely to be the problem; it's going to be foo = something() and you don't realize something() might return None when it doesn't succeed or the result set was empty or whatever.
– tripleee
Feb 4 '19 at 8:02
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Android: When should I use a Handler() and when should I use a Thread?
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If whatever you are doing is "heavy" you should be doing it in a Thread. If you do not explicitly start it in its own thread, then it will run on the main (UI) thread which may be noticeable as jittery or slow to respond interface by your users....
Windows batch: formatted date into variable
How do I save the current date in YYYY-MM-DD format into some variable in a Windows .bat file?
17 Answers
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How do I return the response from an asynchronous call?
...) {
// search
}
return item;
}
var item = findItem();
// Do something with item
doSomethingElse();
Even though findItem might take a long time to execute, any code coming after var item = findItem(); has to wait until the function returns the result.
Asynchronous
You call your fri...
In C, do braces act as a stack frame?
...rly braces, is that variable popped off the stack on the closing brace, or does it hang out until the end of the function? For example:
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How do I prevent a parent's onclick event from firing when a child anchor is clicked?
...n an anchor both click events are firing (for the div and the anchor). How do I prevent the div's onclick event from firing when an anchor is clicked?
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