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How to use NSCache
... into account:
// Your cache should have a lifetime beyond the method or handful of methods
// that use it. For example, you could make it a field of your application
// delegate, or of your view controller, or something like that. Up to you.
NSCache *myCache = ...;
NSAssert(myCache != nil, @"cache...
Anaconda vs. EPD Enthought vs. manual installation of Python [closed]
... which allows to easily switch between environments, even between Python 2 and 3. It is also updated very quickly as soon as a new version of a package is released, and you can just do conda update packagename to update it.
Original answer below:
On Windows, what is complicated is to compile the m...
Simple way to copy or clone a DataRow?
... to make a clone of a DataRow. Kind of like taking a snapshot of that Row and saving it. The values of original Row are then free to change but we still have another saved copy which doesn't change. Is this the correct way to do it?
...
Can git automatically switch between spaces and tabs?
...butes which contains:
*.py filter=tabspace
Linux/Unix
Now run the commands:
git config --global filter.tabspace.smudge 'unexpand --tabs=4 --first-only'
git config --global filter.tabspace.clean 'expand --tabs=4 --initial'
OS X
First install coreutils with brew:
brew install coreutils
Now...
setting y-axis limit in matplotlib
...rks also for me. However, another workaround can be to get the plot's axis and then change only the y-values:
x1,x2,y1,y2 = plt.axis()
plt.axis((x1,x2,25,250))
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Showing the stack trace from a running Python application
I have this Python application that gets stuck from time to time and I can't find out where.
28 Answers
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What is Inversion of Control?
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The Inversion of Control (IoC) and Dependency Injection (DI) patterns are all about removing dependencies from your code.
For example, say your application has a text editor component and you want to provide spell checking. Your standard code would look so...
Check whether a cell contains a substring
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might be worth it to note that this i case insensitive, and if you want to match case, you should use FIND() in place of SEARCH()
– Code Jockey
Sep 11 '14 at 15:19
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Get the date (a day before current time) in Bash
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if you have GNU date and i understood you correctly
$ date +%Y:%m:%d -d "yesterday"
2009:11:09
or
$ date +%Y:%m:%d -d "1 day ago"
2009:11:09
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Does Python support multithreading? Can it speed up execution time?
...n threads in parallel.
This only applies to Python code. C extensions can and do release the GIL to allow multiple threads of C code and one Python thread to run across multiple cores. This extends to I/O controlled by the kernel, such as select() calls for socket reads and writes, making Python ha...