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Top Questions
398
votes
Convert data.frame columns from factors to characters
r
data.frame
asked May 17, 2010 at 16:52
stackoverflow.com
83
votes
Why does x,y = zip(*zip(a,b)) work in Python?
python
asked Mar 24, 2010 at 20:51
stackoverflow.com
65
votes
correct way to tell if my selection caught any existing elements
javascript
d3.js
asked Mar 25, 2012 at 3:39
stackoverflow.com
55
votes
R:how to get grep to return the match, rather than the whole string
r
regex
asked Jun 3, 2010 at 19:58
stackoverflow.com
32
votes
pandas: count things
python
pandas
asked Oct 12, 2012 at 21:12
stackoverflow.com
31
votes
Custom data types in numpy arrays
python
numpy
asked Feb 28, 2010 at 4:21
stackoverflow.com
28
votes
python+numpy: why does numpy.log throw an attribute error if its operand is too big?
python
numpy
asked May 17, 2011 at 14:58
stackoverflow.com
26
votes
Plotting over multiple pages
r
ggplot2
asked Aug 3, 2010 at 16:27
stackoverflow.com
24
votes
capturing groups in sed
command-line
sed
asked Jul 21, 2010 at 18:17
stackoverflow.com
23
votes
Generating py.test tests in Python
python
unit-testing
py.test
asked Feb 7, 2011 at 16:40
stackoverflow.com
1
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Top Answers
88
How do I determine the size of an object in Python?
stackoverflow.com
6
How to use RESTful webservices in Matlab
stackoverflow.com
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