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Why are margin/padding percentages in CSS always calculated against width?

... The actual reasoning of why the spec is written this way is still, technically, unknown. Element height is defined by the height of the children. If an element has padding-top: 10% (relative to parent height), that is going to affect the height of the parent. Since the height of the child...
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What is the fastest substring search algorithm?

...s-Pratt uses a partial match table. Rabin-Karp uses running hashes. They all trade overhead for reduced comparisons to a different degree, so the real world performance will depend on the average lengths of both the needle and haystack. The more initial overhead, the better with longer inputs. W...
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Why does one often see “null != variable” instead of “variable != null” in C#?

...r (and is indeed legal code): // Probably wrong if (x = 5) when you actually probably meant if (x == 5) You can work around this in C by doing: if (5 == x) A typo here will result in invalid code. Now, in C# this is all piffle. Unless you're comparing two Boolean values (which is rare, IME...
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Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?

This question may look like a duplicate of: How to uninstall postgresql on my Mac (running Snow Leopard) however, there are two major differences. I'm running Lion and I'm trying to uninstall PostgreSQL 9.0.4. I've looked at the last question and the link that it referenced, but I did not find a f...
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Using Regex to generate Strings rather than match them

...elps me to generate loads of data for performance testing. It would be really cool to be able to specify a regex for Strings so that my generator spits out things which match this. Is there something out there already baked which I can use to do this? Or is there a library which gets me most of...
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SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu

...s with the time zone setting. Specify in other formats like mm/dd/yyyy (usually works). Specifying the date as 30/12/2013 resulted in the error for me. However, specifying it as mm/dd/yyyy format worked. If you need to convert your input the you can try looking into the CONVERT method. Syntax i...
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Convert line-endings for whole directory tree (Git)

...should be faster. You don't need the -name *.* either, unless you specifically want only files with a period somewhere in the name. That's a windows glob, not a *nix one. – Useless Aug 15 '11 at 17:31 ...
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How can I remove a style added with .css() function?

...n official minimum requirement of IE6(!!). Problem is, their customers are all over the world, including less developed countries. The "customer's customers" may be using very old computers to do business with our customer. So old browser must be at least minimally supported or they risk losing busi...
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C/C++ include header file order

...chnicus: header is "self-contained"). And the rest just seems to flow logically from there. share | improve this answer | follow | ...
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Why use pip over easy_install? [closed]

... Many of the answers here are out of date for 2015 (although the initially accepted one from Daniel Roseman is not). Here's the current state of things: Binary packages are now distributed as wheels (.whl files)—not just on PyPI, but in third-party repositories like Christoph Gohlke's Exten...