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NSPredicate: filtering objects by day of NSDate property
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Given a NSDate * startDate and endDate and a NSManagedObjectContext * moc:
NSPredicate *predica...
'dragleave' of parent element fires when dragging over children elements
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answered Dec 25 '12 at 5:35
Ben RudolphBen Rudolph
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Change text color based on brightness of the covered background area?
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Interesting resources for this:
W3C - Ensure that foreground and background color combinations provide sufficient contrast
Calculating the Perceived Brightness of a Color
Here's the W3C algorithm (with JSFiddle demo too):
const rgb = [255, 0, 0];
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How do I resolve cherry-pick conflicts using their changes?
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answered Jan 15 '13 at 14:12
elhadi dp ıpɐɥןǝelhadi dp ıpɐɥןǝ
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How do I get class name in PHP?
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edited May 16 '16 at 20:37
Tom
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answered Sep 24 '14 at 13:06
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Using jQuery how to get click coordinates on the target element
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236
Are you trying to get the position of mouse pointer relative to element ( or ) simply the mous...
Copy table without copying data
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AndomarAndomar
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How do you detect where two line segments intersect? [closed]
...ntersect.
Credit: this method is the 2-dimensional specialization of the 3D line intersection algorithm from the article "Intersection of two lines in three-space" by Ronald Goldman, published in Graphics Gems, page 304. In three dimensions, the usual case is that the lines are skew (neither paral...