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Adding an arbitrary line to a matplotlib plot in ipython notebook

.... What about diagonal lines? I edited the question to add the diagonal bit now that you've shown me the h & v lines. – JD Long Oct 12 '12 at 17:51 ...
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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?

...then substituted into the replacement string: EVALUATOR(mine, VARIABLE) Now the macro EVALUATOR is discovered, and the arguments are isolated as 'mine' and 'VARIABLE'; the latter is then fully expanded to '3', and substituted into the replacement string: PASTER(mine, 3) The operation of this i...
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How to define object in array in Mongoose schema correctly with 2d geo index

...a thanks again. I'm going to just avoid 'type' in my mongoose schemas from now on. – blackops Jun 4 '15 at 21:30 Can y...
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Pretty git branch graphs

...trator for a publication– and there was no better solution.  But there now exists much more applicable answers to this Q, such as fracz's, Jubobs', or Harry Lee's!  Please go upvote those!! Update 2: I've posted an improved version of this answer to the Visualizing branch topology in git ques...
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Get the subdomain from a URL

...".co.uk" and "pvt.k12.wy.us". The Public Suffix List is a list of all known public suffixes. The Public Suffix List is an initiative of the Mozilla Foundation. It is available for use in any software, but was originally created to meet the needs of browser manufacturers. It allo...
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List all the modules that are part of a python package?

... @chrisleague I was using ur method with python 2.7, but now I need to move on with python 3.4, so you know that in python 3 pkutil.iter_modules yields (module_finder, name, ispkg) instead of (module_loader, name, ispkg). What can I do to make it work like the previous one ? ...
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if A vs if A is not None:

... @cedbeu, Seems to depend on the value of A. I tested now python -m timeit -s"a=0" "if a: pass" "else: pass" is faster than python -m timeit -s"a=0" "if a is None: pass" "else: pass" but python -m timeit -s"a=1" "if a: pass" "else: pass" is slower. Might be platform dependant, s...
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What is the point of Lookup?

...ictionary, which doesn't care that two keys correspond to the same value. Now you want a way of looking up who a given phone number belongs to. You build a Lookup, adding all the KeyValuePairs from your Dictionary, but backwards, with the value as the key and the key as the value. You can now query...
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How does the “final” keyword in Java work? (I can still modify an object.)

... I have a question. Someone I know claimed "final" also makes the variable be stored on the stack. Is this correct? I've searched everywhere and couldn't find any reference that can approve or disapprove this claim. I've searched on both Java and Android d...
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Getting “type or namespace name could not be found” but everything seems ok?

... Thanks - this helped just now. I recently moved the solution to VS2012 from VS2010, and had created one new class library in VS2012. All of a sudden I was getting this error, and of course it was because the new class library targeted .NET 4.5 while t...