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How to horizontally center a

... You can apply this CSS to the inner <div>: #inner { width: 50%; margin: 0 auto; } Of course, you don't have to set the width to 50%. Any width less than the containing <div> will work. The margin: 0 auto is what does the actual centering. If you are targeting Internet Explor...
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Python strftime - date without leading 0?

When using Python strftime , is there a way to remove the first 0 of the date if it's before the 10th, ie. so 01 is 1 ? Can't find a % thingy for that? ...
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how to release localhost from Error: listen EADDRINUSE

... 101 It means the address you are trying to bind the server to is in use. Try another port or close ...
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How to make Twitter Bootstrap tooltips have multiple lines?

...ally be actual newlines. Alternatively, you can use encoded newlines 
, but that's probably even less desirable than using <br>'s. share | improve this answer | ...
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Convert String to Uri

... answered Aug 15 '10 at 12:48 cchenesonccheneson 45.3k88 gold badges5656 silver badges6767 bronze badges ...
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UIScrollView scroll to bottom programmatically

...ng your scrollView is self.scrollView: CGPoint bottomOffset = CGPointMake(0, self.scrollView.contentSize.height - self.scrollView.bounds.size.height + self.scrollView.contentInset.bottom); [self.scrollView setContentOffset:bottomOffset animated:YES]; Hope that helps! ...
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What is a NullReferenceException, and how do I fix it?

... p1.Books.Add(...) statements. Array int[] numbers = null; int n = numbers[0]; // numbers is null. There is no array to index. Array Elements Person[] people = new Person[5]; people[0].Age = 20 // people[0] is null. The array was allocated but not // initialized. There is no Pers...
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SVG: text inside rect

...t element ( so it appears on top ). <svg xmlns="http://www.w3.org/2000/svg"> <g> <rect x="0" y="0" width="100" height="100" fill="red"></rect> <text x="0" y="50" font-family="Verdana" font-size="35" fill="blue">Hello</text> </g> </sv...
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How to simulate a click by using x,y coordinates in JavaScript?

... answered Jul 18 '10 at 21:56 Andy EAndy E 300k7575 gold badges456456 silver badges436436 bronze badges ...
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Replacing blank values (white space) with NaN in pandas

... 207 I think df.replace() does the job, since pandas 0.13: df = pd.DataFrame([ [-0.532681, 'foo...