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Plot two histograms on single chart with matplotlib

I created a histogram plot using data from a file and no problem. Now I wanted to superpose data from another file in the same histogram, so I do something like this ...
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How do I verify jQuery AJAX events with Jasmine?

...DD specs for basic jQuery AJAX requests. I am currently using Jasmine in standalone mode (i.e. through SpecRunner.html ). I have configured SpecRunner to load jquery and other .js files. Any ideas why the following doesn't work? has_returned does not become true, even thought the "yuppi!" alert sho...
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GitHub “fatal: remote origin already exists”

... Ok that worked but then when I go to the next step and enter git push -u origin master into the terminal I get the following error: ERROR: Repository not found. fatal: The remote end hung up unexpectedly What does that mean? – ppreyer J...
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How to install trusted CA certificate on Android device?

I have created my own CA certificate and now I want to install it on my Android Froyo device (HTC Desire Z), so that the device trusts my certificate. ...
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HTML5 Canvas vs. SVG vs. div

What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around. ...
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Difference between a virtual function and a pure virtual function [duplicate]

What is the difference between a pure virtual function and a virtual function? 4 Answers ...
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changing source on html5 video tag

... This was the cleanest and most efficient for me. – Phil McCarty Apr 8 '14 at 17:15 ...
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How do I get python's pprint to return a string instead of printing?

... The pprint module has a command named pformat, for just that purpose. From the documentation: Return the formatted representation of object as a string. indent, width and depth will be passed to the PrettyPrinter constructor as formatting param...
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Adding event listeners to dynamically added elements using jQuery [duplicate]

So right now, I understand that in order to attach an event listener to a dynamically added element, you have to redefine the listener after adding the element. ...
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Make .git directory web inaccessible

I have a website that I use github (closed source) to track changes and update site. The only problem is, it appears the .git directory is accessible via the web. How can I stop this and still be able to use git? ...