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python pandas dataframe to dictionary
I've a two columns dataframe, and intend to convert it to python dictionary - the first column will be the key and the second will be the value. Thank you in advance.
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Convert UTF-8 encoded NSData to NSString
I have UTF-8 encoded NSData from windows server and I want to convert it to NSString for iPhone. Since data contains characters (like a degree symbol) which have different values on both platforms, how do I convert data to string?
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Warning message: In `…` : invalid factor level, NA generated
I don't understand why I got this warning message.
5 Answers
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Coalesce function for PHP?
Many programming languages have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
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How to create an array of object literals in a loop?
I need to create an array of object literals like this:
9 Answers
9
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Animate a custom Dialog
I'm trying to have a custom dialog appear as though it's sliding down from a text view. Is this possible? I can't seem to apply any animation to dialog class. I've tried this line in the constructor, but it has no effect:
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Write a number with two decimal places SQL server
How do you write a number with two decimal places for sql server?
10 Answers
10
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Why did my Git repo enter a detached HEAD state?
I ended up with a detached head today, the same problem as described in: git push says everything up-to-date even though I have local changes
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What is the difference between PS1 and PROMPT_COMMAND
While taking a look at this awesome thread I noticed that some examples use
6 Answers
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Are unused CSS images downloaded?
Are unused CSS images downloaded by the browser or ignored?
7 Answers
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