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Flags to enable thorough and verbose g++ warnings

...n GCC 4.7), which includes long long integer types. Those stuck back on C++98 / C++03 may consider adding that exclusion from the warning list. -Wnormalized=nfc is already the default option, and looks to be the best. -Wpadded is turned on occasionally to optimize the layout of classes, but it is no...
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Alphabet range in Python

... 'y', 'z'] And to do it with range >>> list(map(chr, range(97, 123))) #or list(map(chr, range(ord('a'), ord('z')+1))) ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] Other helpful string module features:...
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Spring mvc @PathVariable

...nt to write a url to fetch some order, you can say www.mydomain.com/order/123 where 123 is orderId. So now the url you will use in spring mvc controller would look like /order/{orderId} Now order id can be declared a path variable @RequestMapping(value = " /order/{orderId}", method=RequestMe...
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How can I make an “are you sure” prompt in a Windows batchfile?

... Wolf 7,54144 gold badges4141 silver badges8989 bronze badges answered Nov 25 '09 at 4:42 ghostdog74ghostdog74 269k4848 go...
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Extracting the last n characters from a ruby string

...e a one liner, you can put a number greater than the size of the string: "123".split(//).last(5).to_s For ruby 1.9+ "123".split(//).last(5).join("").to_s For ruby 2.0+, join returns a string "123".split(//).last(5).join ...
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Output first 100 characters in a string

...o handle this. Here are some examples. The formatting code '%s' converts '12345' to a string, but it's already a string. >>> '%s' % '12345' '12345' '%.3s' specifies to use only the first three characters. >>> '%.3s' % '12345' '123' '%.7s' says to use the first seven charac...
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Link to add to Google calendar

...UserUser 44.4k6464 gold badges158158 silver badges231231 bronze badges 30 ...
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How do I round a decimal value to 2 decimal places (for output on a page)

...ou just need this for display use string.Format String.Format("{0:0.00}", 123.4567m); // "123.46" http://www.csharp-examples.net/string-format-double/ The "m" is a decimal suffix. About the decimal suffix: http://msdn.microsoft.com/en-us/library/364x0z75.aspx ...
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使用 XML 和 Web 服务 · App Inventor 2 中文网

...evel tag-delimited structure in the input string. For example, decoding 123 returns the list of one pair (hello, 123) and decoding 123 456 returns the list of two pairs (hello, 123) and (goodbye, 456). For each pair, the first element is the tag, and the second element is the decoding of t...
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How to force maven update?

... 98 If your local repository is somehow mucked up for release jars as opposed to snapshots (-U and ...