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Java: splitting a comma-separated string but ignoring commas in quotes
....printf("Time with parsing:\t%10d\n",timeWithParsing);
Of course you are free to change switch to else-ifs in this snippet if you feel uncomfortable with its ugliness. Note then lack of break after switch with separator. StringBuilder was chosen instead to StringBuffer by design to increase speed,...
How to do version numbers? [closed]
... to pay more, or is it an update of the current major version which may be free? Less of an R&D decision and more a product decision.
minor: Starts from 0 whenever major is incremented. +1 for every version that goes public.
release: Every time you hit a development milestone and release the p...
Can an input field have two labels?
...cond label for a control (and in the situation you describe, it does) feel free to add a second label.
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How do I interactively unstage a particular hunk in git?
...now comes with a hefty fee for commercial use). GitHub's GitHub Desktop is free, beautiful, and supports easily staging and unstaging hunks. GitKraken and GitHub Desktop are both cross-platform, but neither are open-source.
– jdgregson
Jan 23 '18 at 21:05
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What is the official “preferred” way to install pip and virtualenv systemwide?
...ons. In the case of most debian packages, I would assume (someone can feel free to correct me here) that they simply untar and provide a top level package.
For example, say the package is "virtualenv", you'd end up with /usr/lib/python2.x/site-packages/virtualenv. If you install it with easy_insta...
What are the default access modifiers in C#?
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Feel free to edit if you are confident in your understanding. I no longer know C#...
– Ben Aston
Sep 18 at 11:55
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How can I select rows with most recent timestamp for each key value?
...D, timestamp;
I acually use this more than correlated sub-queries. Feel free to bust me in the comments over effeciancy, I'm not too sure how it stacks up in that regard.
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ggplot2 keep unused levels barplot
... geom_bar(position="dodge", stat="identity") + facet_wrap( ~ plot, scales="free")
Results in this:
The last one is the most informative as space is taken up by the categories there count = 0
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How to convert OutputStream to InputStream?
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@DennisCheung yeah, of course. Nothing's free, but it's certainly going to be smaller than a 15MB copy. Optimizations would include using a thread pool instead to reduce the GC churn with constant thread/object creation.
– mikeho
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warning about too many open figures
...ing snippet solved the issue for me:
class FigureWrapper(object):
'''Frees underlying figure when it goes out of scope.
'''
def __init__(self, figure):
self._figure = figure
def __del__(self):
plt.close(self._figure)
print("Figure removed")
# .....
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