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Add column with number of days between dates in DataFrame pandas

I want to subtract dates in 'A' from dates in 'B' and add a new column with the difference. 4 Answers ...
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Which terminal command to get just IP address and nothing else?

I'm trying to use just the IP address (inet) as a parameter in a script I wrote. 28 Answers ...
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What integer hash function are good that accepts an integer hash key?

What integer hash function are good that accepts an integer hash key? 11 Answers 11 ...
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Insert string at specified position

Is there a PHP function that can do that? 11 Answers 11 ...
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How to get thread id from a thread pool?

I have a fixed thread pool that I submit tasks to (limited to 5 threads). How can I find out which one of those 5 threads executes my task (something like "thread #3 of 5 is doing this task")? ...
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How to get the caret column (not pixels) position in a textarea, in characters, from the start?

How do you get the caret position in a <textarea> using JavaScript? 4 Answers ...
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What's the difference between HEAD^ and HEAD~ in Git?

When I specify an ancestor commit object in Git, I'm confused between HEAD^ and HEAD~ . 15 Answers ...
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Changing the resolution of a VNC session in linux [closed]

I use VNC to connect to a Linux workstation at work. At work I have a 20" monitor that runs at 1600x1200, while at home I use my laptop with its resolution of 1440x900. If I set the vncserver to run at 1440x900 I miss out on a lot of space on my monitor, whereas if I set it to run at 1600x1200 it d...
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urlencode vs rawurlencode?

If I want to create a URL using a variable I have two choices to encode the string. urlencode() and rawurlencode() . 11 ...
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In PHP what does it mean by a function being binary-safe?

In PHP what does it mean by a function being binary-safe ? 3 Answers 3 ...