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Javascript - Track mouse position
...tially, when a page loads - this tracker should start and for (say) every 100 ms, I should get the new value of posX and posY and print it out in the form.
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Print array elements on separate lines in Bash?
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450
Try doing this :
$ printf '%s\n' "${my_array[@]}"
The difference between $@ and $*:
Unquote...
JSP : JSTL's tag
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answered Nov 14 '08 at 19:05
krosenvoldkrosenvold
68.6k2626 gold badges135135 silver badges200200 bronze badges
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How to get pixel data from a UIImage (Cocoa Touch) or CGImage (Core Graphics)?
...ColorSpaceRelease(colorSpace);
CGContextDrawImage(context, CGRectMake(0, 0, width, height), imageRef);
CGContextRelease(context);
// Now your rawData contains the image data in the RGBA8888 pixel format.
NSUInteger byteIndex = (bytesPerRow * y) + x * bytesPerPixel;
for (int i =...
nodejs how to read keystrokes from stdin
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Feb 20 '11 at 20:42
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Saving grid.arrange() plot to file
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edited Nov 6 '14 at 0:27
answered Jun 12 '13 at 21:07
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How to add 10 days to current time in Rails
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Use
Time.now + 10.days
or even
10.days.from_now
Both definitely work. Are you sure you're in Rails and not just Ruby?
If you definitely are in Rails, where are you trying to run this from? Note that Active Support has to be loaded.
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Green Bars in Visual Studio 2010
I am wondering what these greens things are in Visual Studio 2010. What are they for? They look pretty random but of course they have to have some meaning. Can any one tell me?
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UITableViewHeaderFooterView: Unable to change background color
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20 Answers
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Upload failed You need to use a different version code for your APK because you already have one wit
...Martin KonecnyMartin Konecny
47.5k1818 gold badges110110 silver badges142142 bronze badges
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