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How do I find the location of Python module sources?

How do I learn where the source file for a given Python module is installed? Is the method different on Windows than on Linux? ...
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How to take column-slices of dataframe in pandas

I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features. ...
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Test if string is a number in Ruby on Rails

I have the following in my application controller: 12 Answers 12 ...
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How to check if Location Services are enabled?

I'm developing an app on Android OS. I don't know how to check if Location Services are enabled or not. 22 Answers ...
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How can I dynamically add a directive in AngularJS?

I have a very boiled down version of what I am doing that gets the problem across. 7 Answers ...
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How do I get whole and fractional parts from double in JSP/Java?

How do I get whole and fractional parts from double in JSP/Java ? If the value is 3.25 then I want to get fractional =.25 , whole = 3 ...
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How to get a path to a resource in a Java JAR file

I am trying to get a path to a Resource but I have had no luck. 16 Answers 16 ...
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How can I open multiple files using “with open” in Python?

I want to change a couple of files at one time, iff I can write to all of them. I'm wondering if I somehow can combine the multiple open calls with the with statement: ...
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How can I read a large text file line by line using Java?

I need to read a large text file of around 5-6 GB line by line using Java. 21 Answers ...
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Error handling in getJSON calls

How can you handle errors in a getJSON call? Im trying to reference a cross-domain script service using jsonp, how do you register an error method? ...