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Best way to format integer as string with leading zeros? [duplicate]

... 10 Answers 10 Active ...
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CSS hexadecimal RGBA?

...and 8-digit hexadecimal RGBA notation! Three weeks ago (18th of December 2014) the CSS Color Module Level 4 editor's draft was submitted to the CSS W3C Working Group. Though in a state which is heavily susceptible to change, the current version of the document implies that in the somewhat near fut...
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Should I use 'border: none' or 'border: 0'?

... Both are valid. It's your choice. I prefer border:0 because it's shorter; I find that easier to read. You may find none more legible. We live in a world of very capable CSS post-processors so I'd recommend you use whatever you prefer and then run it through a "compressor". T...
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Why does this go into an infinite loop?

... +500 Note: Originally I posted C# code in this answer for purposes of illustration, since C# allows you to pass int parameters by referenc...
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Change Default Scrolling Behavior of UITableView Section Header

...dScroll:(UIScrollView *)scrollView { CGFloat sectionHeaderHeight = 40; if (scrollView.contentOffset.y<=sectionHeaderHeight&&scrollView.contentOffset.y>=0) { scrollView.contentInset = UIEdgeInsetsMake(-scrollView.contentOffset.y, 0, 0, 0); } else if (scrollView.conte...
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How to list the size of each file and directory and sort by descending size in Bash?

... answered Feb 7 '13 at 10:54 DeveloperDeveloper 20.6k1919 gold badges7272 silver badges114114 bronze badges ...
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Output data from all columns in a dataframe in pandas [duplicate]

... 280 Use: pandas.set_option('display.max_columns', 7) This will force Pandas to display the 7 colu...
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Center content of UIScrollView when smaller

...mage is smaller than scrollview then adjust subview.center else center is (0,0). - (void)scrollViewDidZoom:(UIScrollView *)scrollView { UIView *subView = [scrollView.subviews objectAtIndex:0]; CGFloat offsetX = MAX((scrollView.bounds.size.width - scrollView.contentSize.width) * 0.5, 0.0);...
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How dangerous is it to compare floating point values?

...nt the actual result. An easy example where you can see this is adding x = 0x1fffffe and y = 1 as floats. Here, x has 24 bits of precision in the mantissa (ok) and y has just 1 bit, but when you add them, their bits are not in overlapping places, and the result would need 25 bits of precision. Inste...
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How to use if - else structure in a batch file?

... to d copy "%sourceFile%" "%destinationFile%" ) IF %F%==1 IF %C%==0 ( ::moving the file c to d move "%sourceFile%" "%destinationFile%" ) IF %F%==0 IF %C%==1 ( ::copying a directory c from d, /s: boş olanlar hariç, /e:boş olanlar dahil xcopy "%sourceCopyDirectory%" "...