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How to fix error with xml2-config not found when installing PHP from sources?
When I try to install php 5.3 stable from source on Ubuntu (downloading compressed installation file from http://www.php.net/downloads.php ) and I run ./configure I get this error:
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Label encoding across multiple columns in scikit-learn
...For inverse_transform and transform, you have to do a little bit of hack.
from collections import defaultdict
d = defaultdict(LabelEncoder)
With this, you now retain all columns LabelEncoder as dictionary.
# Encoding the variable
fit = df.apply(lambda x: d[x.name].fit_transform(x))
# Inverse th...
Changing my CALayer's anchorPoint moves the view
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See the example function from Magnus to see how Brad's answer can be implemented in Objective-C.
– Jim Jeffers
Feb 9 '12 at 5:30
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How does this CSS produce a circle?
...border. If you set border-radius to 50 pixels then it would take 25 pixels from one side and 25 pixels from another side.
And taking 25 pixels from each side it would produce like this:
div{
width: 0px;
height: 0px;
border: 180px solid red;
border-radius: 0 50px 0 0;
}
Now se...
Calculating Pearson correlation and significance in Python
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You can have a look at scipy.stats:
from pydoc import help
from scipy.stats.stats import pearsonr
help(pearsonr)
>>>
Help on function pearsonr in module scipy.stats.stats:
pearsonr(x, y)
Calculates a Pearson correlation coefficient and the p-value f...
How to quit a java app from within the program
...hange 1 to any number you like, then when you are running your application from a script you can determine if there was an error.
– StormPooper
Nov 24 '11 at 12:59
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What is your single most favorite command-line trick using Bash? [closed]
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Just to point out that to do the reverse (going from .cpp-old to .cpp) you'd do cp /home/foo/realllylongname.cpp{-old,}
– Michael Ekoka
Sep 3 '10 at 16:03
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Django rest framework, use different serializers in the same ModelViewSet
...would like to provide two different serializers and yet be able to benefit from all the facilities of ModelViewSet :
6 Ans...
Merge a Branch into Trunk
I'm facing a peculiar problem with SVN merge . I want to merge from a dev branch to trunk.
We have multiple dev branches cut off the trunk at the same time.
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Extract a number from a string (JavaScript)
I have a string in JavaScript like #box2 and I just want the 2 from it.
21 Answers
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