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Reverse colormap in matplotlib
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The standard colormaps also all have reversed versions. They have the same names with _r tacked on to the end. (Documentation here.)
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How to initialize a two-dimensional array in Python?
I'm beginning python and I'm trying to use a two-dimensional list, that I initially fill up with the same variable in every place. I came up with this:
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C++ obtaining milliseconds time on Linux — clock() doesn't seem to work properly
...unds it to the nearest 1000 so the precision is only to the "second" level and not to the milliseconds level.
16 Answers
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Sleep in JavaScript - delay between actions
...pdates, keeping some internal state, or whatever).
– Anders Sandvig
Feb 10 '10 at 8:28
5
This doe...
What good technology podcasts are out there?
... needle in a haystack, except that the haystack happens to be the Internet and is filled with too many of these "Hot new Gadgets" stuff :(
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How to easily truncate an array with JavaScript?
...t element to be returned. array.slice(0, 4) would return elements 0, 1, 2, and 3 - a total of 4 elements. Think of the second argument as the cutoff point, where .slice(0, x) will return all elements from the beginning of the array, up to but not including x.
– Bungle
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Checking a Python module version at runtime
...d 'version' attribute, you can inspect the interfaces it contains (classes and methods) and see if they match the interface they expect. Then in the actual code that you're working on, assume that the 3rd party modules have the interface you expect.
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What is stdClass in PHP?
...bar"
echo $array['number'] . PHP_EOL; //42
See Dynamic Properties in PHP and StdClass for more examples.
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Return multiple values in JavaScript?
... first: getFirstValue(),
second: getSecondValue(),
};
}
And to access them:
var values = getValues();
var first = values.first;
var second = values.second;
Or with ES6 syntax:
const {first, second} = getValues();
* See this table for browser compatibility. Basically, all mod...
How to debug apk signed for release?
I have an apk which I've signed and uploaded to Android Market, and installed on my phone. I would like to debug this release apk (by means of Eclipse) whilst it is running on my phone. I have done this before (and remember it being with one of the Android development tools; perhaps Dalvik Debug Mon...