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Cropping an UIImage
...UIImage and return a small, square representation of an image, similar to what's seen in the album view of the Photos app. (I know I could use a UIImageView and adjust the crop mode to achieve the same results, but these images are sometimes displayed in UIWebViews ).
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What exceptions should be thrown for invalid or unexpected parameters in .NET?
What types of exceptions should be thrown for invalid or unexpected parameters in .NET? When would I choose one instead of another?
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Creating an empty file in C#
What's the simplest/canonical way to create an empty file in C#/.NET?
7 Answers
7
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Call an activity method from a fragment
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Fragments are meant to be reused and set in any Activity. What if I have 5 activities using same Fragment? Marco's answer is the correct one and a good practice for inter-fragment and Activity-Fragment communication.
– blockwala
Apr 5 '15 at 11...
What's the difference between CSS classes .foo.bar (without space) and .foo .bar (with space) [dupli
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I think you got a slight misunderstanding what the first one means.
.element .symbol {}
Means that those CSS settings are applied to any HTML element with the class .symbol that is inside an element with the class .element.
<div class="element">
<div...
WebDriver: check if an element exists? [duplicate]
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If you happen to do as I did and look at this and say "What the...? that is calling the same method and therefore will also throw an exception!?!"... look again, its pluralised - 'findElements'. ;)
– Nebu
Apr 28 '16 at 3:25
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How to count the frequency of the elements in an unordered list?
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This is not a solution. The output doesn't tell what was counted.
– buhtz
Jul 29 '16 at 13:58
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cannot load such file — bundler/setup (LoadError)
...r
It's possible your bundler installation is corrupt or missing - that's what happened in my case. Note that if the above fails you can try:
sudo gem install bundler
...but generally you can do it without sudo.
share
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Get name of current script in Python
...to realfile.py, sys.argv[0] will be 'linkfile.py', which may or may not be what you want; it is certainly what I expect. __file__ is the same: it will be linkfile.py. If you want to find 'realfile.py' from 'linkfile.py', try os.path.realpath('linkfile.py').
– Chris Morgan
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How to check BLAS/LAPACK linkage in NumPy and SciPy?
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What you are searching for is this:
system info
I compiled numpy/scipy with atlas and i can check this with:
import numpy.distutils.system_info as sysinfo
sysinfo.get_info('atlas')
Check the documentation for more command...