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Transpose a data frame
I need to transpose a large data frame and so I used:
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Keep only first n characters in a string?
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You are looking for JavaScript's String method substring
e.g.
'Hiya how are you'.substring(0,8);
Which returns the string starting at the first character and finishing before the 9th character - i.e. 'Hiya how'.
substring ...
How can I create a unique constraint on my column (SQL Server 2008 R2)?
I have SQL Server 2008 R2 and I want to set a unique column.
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How can I use Server.MapPath() from global.asax?
I need to use Server.MapPath() to combine some files path that I store in the web.config .
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Android Closing Activity Programmatically
What is the equivalent operation within an activity to navigating away from the screen. Like when you press the back button, the activity goes out of view. How can this be called from inside an activity so that it closes itself.
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redis-py : What's the difference between StrictRedis() and Redis()?
I want to use redis-py for caching some data, but I can't find a suitable explanation of the difference between redis.StrictRedis() and redis.Redis() . Are they equivalent?
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How can I convert a DOM element to a jQuery element?
I am creating an element with document.createElement().
Now how can I pass it to a function that only takes a Jquery object?
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android image button
How can i create a button with no text and an image centered horizontally ?
I don't want to use an ImageButton because I want to define a different backgound image
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Regex to replace everything except numbers and a decimal point
...ield that needs to remain only text or decimal. Here is the code that I'm currently using to replace everything except numbers and a decimal point. Issue is, I can't figure out a regex that will identify everything else
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NameError: name 'reduce' is not defined in Python
I'm using Python 3.2. Tried this:
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