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belongs_to through associations
...answer
validates_uniqueness_of :answer_id, :scope => [ :question_id, :user_id ]
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def question
answer.question
end
end
this way the you can now call question on Choice
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How to get line count of a large file cheaply in Python?
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Ruby on Rails: how to render a string as HTML?
...%== @str >
Note the double equal sign. See related question on SO for more info.
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Receive JSON POST with PHP
...itten with simplicity in mind. For education purposes, simplicity is often more important than efficiency. :)
– XtraSimplicity
Mar 27 '19 at 8:35
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How to display nodejs raw Buffer data as Hex string
...d on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Bootstrap 3 Collapse show state with Chevron icon
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How to split a dos path into its components in Python
...ey won't realise until one day everything falls to pieces, and they -- or, more likely, somebody else -- has to work out why everything has gone wrong, and it turns out somebody made a filename that mixes slashes and backslashes -- and some person suggests that the answer is "not to do that". Don't ...
Ordering by the order of values in a SQL IN() clause
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Ans to get sorted data.
SELECT ...
FROM ...
ORDER BY FIELD(user_id,5,3,2,...,50) LIMIT 10
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What is the perfect counterpart in Python for “while not EOF”
...ting to flush a buffer. Without an actual MCVE, it is hard to say anything more than that.
– Martijn Pieters♦
Feb 24 '19 at 21:04
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How to get std::vector pointer to the raw data?
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