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Tools for analyzing performance of a Haskell program
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how to find out why this solution is so slow. Are there any commands that tell me where most of the computation-time is spend so I know which part of my haskell-program is slow?
Precisely! GHC provides many excellent tools, including:
runtime statistics
time profiling
heap profiling
t...
pandas dataframe columns scaling with sklearn
I have a pandas dataframe with mixed type columns, and I'd like to apply sklearn's min_max_scaler to some of the columns. Ideally, I'd like to do these transformations in place, but haven't figured out a way to do that yet. I've written the following code that works:
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ADT requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
I'm installing the Android SDK on a fresh installation of Fedora 14 (Linux). I installed eclipse, and ran the tools/android sdk tool to install all the Eclipse components for the SDK. I was able to get DDMS to install when selecting it by itself.
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How do I list all versions of a gem available at a remote site?
... if you only want to look at that one, you could search for gem list ^rhc$ and the "--remote" and "--all" flags can be abbreviated and combined for gem list ^rhc$ -ra
– Joshua Cheek
Feb 5 '12 at 4:19
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Is there a performance gain in using single quotes vs double quotes in ruby?
...gle quotes in ruby decreases performance in any meaningful way in ruby 1.8 and 1.9.
14 Answers
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How to filter Pandas dataframe using 'in' and 'not in' like in SQL
How can I achieve the equivalents of SQL's IN and NOT IN ?
9 Answers
9
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
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DateTime.strptime can handle seconds since epoch. The number must be converted to a string:
require 'date'
DateTime.strptime("1318996912",'%s')
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Moving matplotlib legend outside of the axis makes it cutoff by the figure box
... np.cos(x), label='Cosine')
ax.plot(x, np.arctan(x), label='Inverse tan')
handles, labels = ax.get_legend_handles_labels()
lgd = ax.legend(handles, labels, loc='upper center', bbox_to_anchor=(0.5,-0.1))
text = ax.text(-0.2,1.05, "Aribitrary text", transform=ax.transAxes)
ax.set_title("Trigonometry")...
Why does the indexing start with zero in 'C'?
Why does the indexing in an array start with zero in C and not with 1?
16 Answers
16
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Auto Scale TextView Text to Fit within Bounds
...ize wrapping text in a TextView so that it will fit within its getHeight and getWidth bounds. I'm not simply looking for a way to wrap the text- I want to make sure it both wraps and is small enough to fit entirely on the screen.
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