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Simplest code for array intersection in javascript
...ersection = new Set([...setA].filter(x => setB.has(x)));
return Array.from(intersection);
}
Shorter, but less readable (also without creating the additional intersection Set):
function intersect(a, b) {
var setB = new Set(b);
return [...new Set(a)].filter(x => setB.has(x));
}
Note t...
What is the difference between screenX/Y, clientX/Y and pageX/Y?
... number which indicates the number of physical “CSS pixels” a point is from the reference point. The event point is where the user clicked, the reference point is a point in the upper left. These properties return the horizontal and vertical distance from that reference point.
pageX and pageY...
Why is AJAX returning HTTP status code 0?
...d blocker)
as above, if the request is interrupted (browser navigates away from the page)
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Union of dict objects in Python [duplicate]
...complex, this is great use of Python dict structure. And this is different from update (this solution is not updating anything).
– lajarre
Sep 13 '12 at 9:09
14
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how do you push only some of your local git commits?
...commits that I do want to commit, then push master.
After pulling changes from the upstream into my master branch, I git checkout work and git rebase master. That rewrites all my local changes to be at the end of the history.
I'm actually using git svn with this workflow, so my "push" operation in...
“Debug certificate expired” error in Eclipse Android plugins
...y OS). I usually add this bin directory to my PATH so the above would work from anywhere. You could either find your JDK bin directory and add it to your PATH, or you could put the full pathname to keytool on the command line.
– Dave MacLean
Nov 26 '11 at 20:55...
Maven2 property that indicates the parent directory
...ou build the whole project or a sub-module.
It works whether you run maven from the root folder or a sub-module.
There's no need to set a relative path property in each and every sub-module!
The plugin lets you set a property of your choice to the absolute-path of any of the project's modules. In ...
What are some alternatives to ReSharper? [closed]
... both have talented teams constantly improving them. We have all benefited from the competition between these two. I won't repeat the many good discussions/comparisons about them that can be found on Stack Overflow and elsewhere.
Another alternative worth checking out:
JustCode, by Telerik. Thi...
MVC DateTime binding with incorrect date format
...these will be culture aware however. There is a very good reason for this, from a localization perspective. Imagine that I have written a web application showing airline flight information that I publish online. I look up flights on a certain date by clicking on a link for that day (perhaps somethin...
About Android image and asset sizes
...
How do you decide you have to start from a 48dip ? Say you only have a tablet (mdpi) at hand, do you start with a random size, and iterate until it looks "big enough" ?
– phtrivier
Jan 6 '15 at 11:13
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