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How to prove that a problem is NP complete?

...r NP-complete problems you could reduce to your problem. Footnote: In step 2 (Prove it is NP-hard), reducing another NP-hard (not necessarily NP-complete) problem to the current problem will do, since NP-complete problems are a subset of NP-hard problems (that are also in NP). ...
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SQL set values of one column equal to values of another column in the same table

... mu is too shortmu is too short 385k6262 gold badges757757 silver badges727727 bronze badges add a...
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What's the difference of ContentType and MimeType

... Why we use 2 different naming for (almost the same) thing? Is "Content-Type" just a name used in browser requests, and with very little use outside it? What's the main difference between the each one, and when is right to...
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Elegant setup of Python logging in Django

...er is already in the logging package for Python 3.1, and will be in Python 2.7.) So: logger = logging.getLogger(__name__) logger.addHandler(someutils.null_handler) This is done to ensure that your modules play nicely in a site which doesn't configure logging in settings.py, and that you don't get...
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string c_str() vs. data()

... | edited Oct 29 '13 at 11:10 Aaron McDaid 23.7k88 gold badges5555 silver badges7979 bronze badges ...
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How do I convert struct System.Byte byte[] to a System.IO.Stream object in C#?

... 1328 The easiest way to convert a byte array to a stream is using the MemoryStream class: Stream st...
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Contributing to project on github, how to “rebase my pull request on top of master”

... 2 Answers 2 Active ...
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How to git-svn clone the last n revisions from a Subversion repository?

... 238 You've already discovered the simplest way to specify a shallow clone in Git-SVN, by specifyin...
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Method overloading in Objective-C?

... David GelharDavid Gelhar 27.3k33 gold badges6464 silver badges8181 bronze badges ...
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Output data from all columns in a dataframe in pandas [duplicate]

... 42 There is too much data to be displayed on the screen, therefore a summary is displayed instead. ...