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What's the cleanest way of applying map() to a dictionary in Swift?
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285
Swift 4+
Good news! Swift 4 includes a mapValues(_:) method which constructs a copy of a dict...
Elegant setup of Python logging in Django
...er is already in the logging package for Python 3.1, and will be in Python 2.7.) So:
logger = logging.getLogger(__name__)
logger.addHandler(someutils.null_handler)
This is done to ensure that your modules play nicely in a site which doesn't configure logging in settings.py, and that you don't get...
Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La
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219
If you have UTF8, use this (actually works with SVG source), like:
btoa(unescape(encodeURICo...
Floating point vs integer calculations on modern hardware
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edited Dec 19 '13 at 21:03
vy32
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answere...
Outline effect to text
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edited Jan 23 at 21:44
Klesun
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ans...
How can I save an image with PIL?
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im = numpy.array(img)
fft_mag = numpy.abs(numpy.fft.fftshift(numpy.fft.fft2(im)))
visual = numpy.log(fft_mag)
visual = (visual - visual.min()) / (visual.max() - visual.min())
result = Image.fromarray((visual * 255).astype(numpy.uint8))
result.save('out.bmp')
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Selector on background color of TextView
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226
The problem here is that you cannot define the background color using a color selector, you ne...
Case statement with multiple values in each 'when' block
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answered Apr 17 '12 at 19:00
Charles CaldwellCharles Caldwell
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How does HashSet compare elements for equality?
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answered Jan 21 '12 at 9:43
Jon SkeetJon Skeet
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