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Difference between java.util.Random and java.security.SecureRandom
...t clearly shows that you should never use an LCG for security-critical purposes. This also means that your random numbers are predictable right now, something you don't want for session IDs and the like.
How to break a Linear Congruential Generator
The assumption that an attacker would have to wai...
Installing SciPy and NumPy using pip
... now scipy.org/scipylib/building/windows.html
– jxramos
Aug 11 '15 at 20:52
30
-1; this answer ha...
How to remove all subviews of a view in Swift?
...T: (thanks Jeremiah / Rollo)
By far the best way to do this in Swift for iOS is:
view.subviews.forEach({ $0.removeFromSuperview() }) // this gets things done
view.subviews.map({ $0.removeFromSuperview() }) // this returns modified array
^^ These features are fun!
let funTimes = ["Awesome","Craz...
do you have kcachegrind like profiling tools for mac [closed]
...
I ended up using qcachegrind on OSX. It can be installed via brew
brew install qcachegrind
or, to enable graphviz support:
brew install qcachegrind --with-graphviz
What's great about this program is that I successfully loaded a 6.1GB cachegrind file o...
Design Patterns: Abstract Factory vs Factory Method
Note: Questions are at the end of the post.
10 Answers
10
...
ImportError: No module named matplotlib.pyplot
... installed on your machine, one is the standard python that comes with Mac OSX and the second is the one you installed with ports (this is the one that has matplotlib installed in its library, the one that comes with macosx does not).
/usr/bin/python
Is the standard mac python and since it doesn'...
Disable activity slide-in animation when launching new activity?
... which launches another activity, via a button click. By default, on newer OS versions of android, the OS will animate the new activity sliding in from right to left.
...
best way to add license section to iOS settings bundle
My iOS application uses a number of third party components licensed under Apache 2.0 and similar licenses, which requires me to include various bits of text, this kind of thing:
...
python requests file upload
...
values = {'DB': 'photcat', 'OUT': 'csv', 'SHORT': 'short'}
r = requests.post(url, files=files, data=values)
and requests will send a multi-part form POST body with the upload_file field set to the contents of the file.txt file.
The filename will be included in the mime header for the specific f...
How to use find command to find all files with extensions from list?
... answered Apr 12 '10 at 11:16
JoseKJoseK
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