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what is the preferred way to mutate a React state?

... | edited May 31 '14 at 21:45 Brigand 72.4k1717 gold badges147147 silver badges162162 bronze badges ...
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How do I show a MySQL warning that just happened?

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CSS3 :unchecked pseudo-class

I know there is an official CSS3 :checked pseudo-class, but is there an :unchecked pseudo-class, and do they have the same browser support? ...
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Change UICollectionViewCell size on different device orientations

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What are the mathematical/computational principles behind this game?

...nd you have the question: Can we have a geometry with just 2 points? With 3 points? With 4? With 7? There are still open questions regarding this problem but we do know this: If there are geometries with Q points, then Q = n^2 + n + 1 and n is called the order of the geometry. There are n+1 poin...
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json.dumps vs flask.jsonify

... 379 The jsonify() function in flask returns a flask.Response() object that already has the appropr...
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Associativity of “in” in Python?

... 123 1 in [] in 'a' is evaluated as (1 in []) and ([] in 'a'). Since the first condition (1 in []) ...
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How to remove gaps between subplots in matplotlib?

... 103 You can use gridspec to control the spacing between axes. There's more information here. impor...
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Express-js wildcard routing to cover everything under and including a path

... I think you will have to have 2 routes. If you look at line 331 of the connect router the * in a path is replaced with .+ so will match 1 or more characters. https://github.com/senchalabs/connect/blob/master/lib/middleware/router.js If you have 2 routes that perform the same action ...
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Find element's index in pandas Series

... >>> myseries[myseries == 7] 3 7 dtype: int64 >>> myseries[myseries == 7].index[0] 3 Though I admit that there should be a better way to do that, but this at least avoids iterating and looping through the object and moves it to the C level....