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How do you determine which backend is being used by matplotlib?

Either interactively, such as from within an Ipython session, or from within a script, how can you determine which backend is being used by matplotlib? ...
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Haskell export current module with additional imported module

Is it possible to write a module in Haskell, which re-exports a module in addition to exporting everything visible inside? ...
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C++ template typedef

... generalization of typedef, allowing templates: template <size_t N> using Vector = Matrix<N, 1>; The type Vector<3> is equivalent to Matrix<3, 1>. In C++03, the closest approximation was: template <size_t N> struct Vector { typedef Matrix<N, 1> type; };...
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Can someone explain the HTML5 aria-* attribute?

I wanted to know what the aria-* attributes are used for. What values can they have, and are they defined values or can I create my own values? ...
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How to combine two jQuery results

How do you combine two jQuery search results? eg: 1 Answer 1 ...
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Trying to load jquery into tampermonkey script

... You need to have a @require in the user script header to load jQuery. Something like: // @require http://code.jquery.com/jquery-3.4.1.min.js (Selecting your desired version from the of list of available versions of jQuery) ...
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How do I keep jQuery UI Accordion collapsed by default?

I am working with jQuery UI Accordion and it works great, but I would like to have the accordion stay closed unless it I click on it. ...
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What does “Receiver type 'CALayer' for instance message is a forward declaration” mean here?

...orting a block of code from an iOS4 project to iOS5 and I'm having some troubles with ARC. The code generates a PDF from a screen capture. ...
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Good way to use table alias in Update statement?

I'm using SQL Server, and trying to update rows from within the same table. I want to use a table alias for readability. 2 ...
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Can you have a within a ?

Here is the story: I'm using SWFObject to insert a Flash object into my page. The embedding eats my span . So, I lose all my CSS for it. I was thinking of moving all of the CSS to the parent so I don't lose my CSS styles when the Flash appears. ...