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What is a higher kinded type in Scala?
You can find the following on the web:
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PostgreSQL “DESCRIBE TABLE”
How do you perform the equivalent of Oracle's DESCRIBE TABLE in PostgreSQL (using the psql command)?
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How to convert an xml string to a dictionary?
... an xml document from a socket. I have the xml document stored in a string which I would like to convert directly to a Python dictionary, the same way it is done in Django's simplejson library.
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How to create a file in a directory in java?
If I want to create a file in C:/a/b/test.txt , can I do something like:
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Regular expression for first and last name
For website validation purposes, I need first name and last name validation.
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Ruby: kind_of? vs. instance_of? vs. is_a?
What is the difference? When should I use which? Why are there so many of them?
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How do I edit an existing tag message in git?
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git tag <tag name> <tag name>^{} -f -m "<new message>"
This will create a new tag with the same name (by overwriting the original).
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Is it expensive to use try-catch blocks even if an exception is never thrown?
We know that it is expensive to catch exceptions. But, is it also expensive to use a try-catch block in Java even if an exception is never thrown?
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Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
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How to apply a function to two columns of Pandas dataframe
Suppose I have a df which has columns of 'ID', 'col_1', 'col_2' . And I define a function :
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