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Unique combination of all elements from two (or more) vectors
I am trying to create a unique combination of all elements from two vectors of different size in R.
5 Answers
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In Postgresql, force unique on combination of two columns
I would like to set up a table in PostgreSQL such that two columns together must be unique. There can be multiple values of either value, so long as there are not two that share both.
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How can I format patch with what I stash away
In git, I stash away my changes. Is it possible that I can create a patch with what I stash away? And then apply that patch in some other repository (my co-worker's)?
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How to get JSON objects value if its name contains dots?
I have a very simple JSON array (please focus on "points.bean.pointsBase" object):
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How to get the anchor from the URL using jQuery?
I have a URL that is like:
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Which concurrent Queue implementation should I use in Java?
From the JavaDocs:
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Python Dictionary to URL Parameters
I am trying to convert a Python dictionary to a string for use as URL parameters. I am sure that there is a better, more Pythonic way of doing this. What is it?
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Convert all first letter to upper case, rest lower for each word
I have a string of text (about 5-6 words mostly) that I need to convert.
11 Answers
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
In C, the compiler will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly.
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git - merge conflict when local is deleted but file exists in remote
I am very new to git and wondered how I should go about a merge where in the local repo I have deleted several files on the master branch but these files exist within the remote master branch.
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