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Select something that has more/less than x character

...ngth(), mysql also uses Length. Here is the Oracle documentation: http://www.techonthenet.com/oracle/functions/length.php And here is the mySQL Documentation of Length(string): http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_length For PostgreSQL, you can use length(string...
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What are the differences between PMD and FindBugs?

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Hex representation of a color with alpha channel?

... It looks like there is no hex alpha format: http://www.w3.org/TR/css3-color/ Anyway, if you use a CSS preprocessor like SASS then you can pass an hex to rgba: background: rgba(#000, 0.5); And the preprocessor just converts the hex code to rgb automatically. ...
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Naming convention for unique constraint

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How can I create a Set of Sets in Python?

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PhpStorm wrap/surround selection?

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NameError: global name 'unicode' is not defined - in Python 3

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How does Google's Page Speed lossless image compression work?

...ts as PageSpeed using the Windows version of jpegtran which you can get at www.jpegclub.org/jpegtran. I ran the executable using the DOS prompt (use Start > CMD). To get exactly the same file size (down to the byte) as PageSpeed compression, I specified Huffman optimization as follows: jpegtra...
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Git file permissions on Windows

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Rails 3: I want to list all paths defined in my rails application

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