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assign multiple variables to the same value in Javascript
...
Nothing stops you from doing
moveUp = moveDown = moveLeft = moveRight = mouseDown = touchDown = false;
Check this example
var a, b, c;
a = b = c = 10;
console.log(a + b + c)
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Super-simple example of C# observer/observable with delegates
...rvable
{
public event EventHandler SomethingHappened;
public void DoSomething() =>
SomethingHappened?.Invoke(this, EventArgs.Empty);
}
class Observer
{
public void HandleEvent(object sender, EventArgs args)
{
Console.WriteLine("Something happened to " + sender);
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Converting ISO 8601-compliant String to java.util.Date
...your question:
Some time zones are not full hours off UTC, so the string does not necessarily end with ":00".
ISO8601 allows only the number of hours to be included in the time zone, so "+01" is equivalent to "+01:00"
ISO8601 allows the usage of "Z" to indicate UTC instead of "+00:00".
The easie...
How to detect Adblock on my website?
...g them to turn it off in order to support the project, like this website does.
44 Answers
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CASCADE DELETE just once
I have a Postgresql database on which I want to do a few cascading deletes. However, the tables aren't set up with the ON DELETE CASCADE rule. Is there any way I can perform a delete and tell Postgresql to cascade it just this once? Something equivalent to
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How to recover a dropped stash in Git?
...e branch for it with
git branch recovered $stash_hash
After that, you can do whatever you want with all the normal tools. When you’re done, just blow the branch away.
Finding the hash
If you have only just popped it and the terminal is still open, you will still have the hash value printed by git...
HTML / CSS How to add image icon to input type=“button”?
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don't have to, but I here button tag is buggy in ie 6 or behaves differently in some browsers?
– Brett
May 27 '10 at 10:02
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Dismissing a Presented View Controller
...ou can - legitimately - call this on the presented view controller, all it does is forward the message on to the presenting view controller. If you want to do anything over and above just dismissing the VC, you will need to know this, and you need to treat it much the same way as a delegate method -...
How do I obtain the frequencies of each value in an FFT?
I have an FFT result. These are stored in two double arrays: a real part array and an imaginary part array. How do I determine the frequencies that correspond to each element in these arrays?
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Recompile Heroku slug without push or config change
...ug. (see, for example: devcenter.heroku.com/articles/slug-compiler). That doesn't necessarily mean that heroku doesn't (or couldn't) provide an alternate mechanism to invoke the slug compilation such as a heroku CLI command. That said, no one's mentioned such a command, so I'm presuming your answe...