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Cancel a UIView animation?
... it doesn't work soon enough if what you mean is "stop the animation right now, before I go on to the next line of code".
– matt
Jan 3 '12 at 19:45
14
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Repeat String - Javascript
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This problem is a well-known / "classic" optimization issue for JavaScript, caused by the fact that JavaScript strings are "immutable" and addition by concatenation of even a single character to a string requires creation of, including memory alloca...
C# DateTime to “YYYYMMDDHHMMSS” format
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DateTime.Now.ToString("yyyyMMddHHmmss"); // case sensitive
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Example for boost shared_mutex (multiple reads/one write)?
... has to read some data often, and occasionally that data is updated. Right now a mutex keeps access to that data safe, but it's expensive because I would like multiple threads to be able to read simultaneously, and only lock them out when an update is needed (the updating thread could wait for the o...
Javascript objects: get parent [duplicate]
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No. There is no way of knowing which object it came from.
s and obj.subObj both simply have references to the same object.
You could also do:
var obj = { subObj: {foo: 'hello world'} };
var obj2 = {};
obj2.subObj = obj.subObj;
var s = obj.subObj;...
What are the differences between the different saving methods in Hibernate?
..., when to use which, and why isn't there just one intelligent method that knows when to use what?
10 Answers
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How do I represent a time only value in .NET?
...e time to the user, output it formatted to the user like this:
DateTime.Now.ToString("t"); // outputs 10:00 PM
It seems like all the extra work of making a new class or even using a TimeSpan is unnecessary.
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ANTLR: Is there a simple example?
...message, and the files ExpLexer.java, ExpParser.java and Exp.tokens should now be generated.
To see if it all works properly, create this test class:
import org.antlr.runtime.*;
public class ANTLRDemo {
public static void main(String[] args) throws Exception {
ANTLRStringStream in = n...
Measure elapsed time in Swift
...I wrote to measure Project Euler problems in Swift
As of Swift 3, there is now a version of Grand Central Dispatch that is "swiftified". So the correct answer is probably to use the DispatchTime API.
My function would look something like:
// Swift 3
func evaluateProblem(problemNumber: Int, problemBl...
How to detect online/offline event cross-browser?
...k when the user
follows links or when a script
requests a remote page (or knows that
such an attempt would fail), and must
return true otherwise.
Finally, the spec notes:
This attribute is inherently
unreliable. A computer can be
connected to a network without having
Internet access.
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