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Generating matplotlib graphs without a running X server [duplicate]

...also simply call matplotlib.use('Agg') before importing matplotlib.pyplot, and then continue as normal. E.g. import matplotlib as mpl mpl.use('Agg') import matplotlib.pyplot as plt fig = plt.figure() ax = fig.add_subplot(111) ax.plot(range(10)) fig.savefig('temp.png') You don't have to use th...
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Is there a math nCr function in python? [duplicate]

...ython 2 As of Python 3.8, binomial coefficients are available in the standard library as math.comb: >>> from math import comb >>> comb(10,3) 120 share | improve this answer ...
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jQuery or CSS selector to select all IDs that start with some string [duplicate]

... Is this selector in CSS works on older browsers like ie8 and ie9, and if not what the alternative? – Jim Sep 19 '13 at 7:08 ...
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How to clear ostringstream [duplicate]

...them, then you don't need to call clear(). Usually it is easier, cleaner, and more straightforward (straightforwarder?) just to use a new std::ostringstream object instead of reusing an existing one, unless the code is used in a known performance hot spot. ...
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CSS submit button weird rendering on iPad/iPhone

I noticed that if I style my buttons with CSS using radius, colors and borders, they look good but in the iphone/ipad/ipod they look terrible...shouldn't be the same rendering as in Safari Desktop?? ...
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How do you calculate program run time in python? [duplicate]

.../profile/index.html http://www.doughellmann.com/PyMOTW/timeit/index.html And the time module also might come in handy, although I prefer the later two recommendations for benchmarking and profiling code performance: http://docs.python.org/library/time.html ...
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jQuery - Detecting if a file has been selected in the file input [duplicate]

I have a standard file input box 2 Answers 2 ...
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How to always show scrollbar

... As of now the best way is to use android:fadeScrollbars="false" in xml which is equivalent to ScrollView.setScrollbarFadingEnabled(false); in java code. share | ...
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How to hide a button programmatically?

...lic void onClick(View v) { //when play is clicked show stop button and hide play button playButton.setVisibility(View.GONE); stopButton.setVisibility(View.VISIBLE); } }); share | ...
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PHP date yesterday [duplicate]

...terval is negative here, we must add() it here) See also: DateTime::sub() and DateInterval share | improve this answer | follow | ...