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Get pandas.read_csv to read empty values as empty string instead of nan
I'm using the pandas library to read in some CSV data. In my data, certain columns contain strings. The string "nan" is a possible value, as is an empty string. I managed to get pandas to read "nan" as a string, but I can't figure out how to get it not to read an empty value as NaN. Here's sam...
django template display item value or empty string
My code in template is like this:
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Is there a way to iterate over a dictionary?
I know NSDictionaries as something where you need a key in order to get a value . But how can I iterate over all keys and values in a NSDictionary , so that I know what keys there are, and what values there are? I know there is something called a for-in-loop in JavaScript . Is there som...
where is gacutil.exe?
I am using Windows 7 Enterprise 32 bit. I have used Windows command line, and also used VSTS 2008 command line, but when executing gacutil.exe, there is command not found error.
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Regex - Does not contain certain Characters
I need a regex to match if anywhere in a sentence there is NOT either < or >.
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CPU Privilege Rings: Why rings 1 and 2 aren't used?
A couple of questions regarding the x86 CPU privilege rings:
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Javascript split regex question
hello I am trying what I thought would be a rather easy regex in Javascript but is giving me lots of trouble.
I want the ability to split a date via javascript splitting either by a '-','.','/' and ' '.
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swap fragment in an activity via animation
I want to swap two fragment in an activity via animation.Suppose PageA is for fragement A and left side on the screen and PageB is for fragment B i.e. on the right side of the screen. Now i want that when i click a button on pageA then PageA will move to the right side of the screen with some transi...
When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
Just curious as to when System.getProperty("java.io.tmpdir") returns "c:\temp" . According to the java.io.File Java Docs -
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Difference between `mod` and `rem` in Haskell
What exactly is the difference between mod and rem in Haskell?
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