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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
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How to Test a Concern in Rails
Given that I have a Personable concern in my Rails 4 application which has a full_name method, how would I go about testing this using RSpec?
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Swift equivalent for MIN and MAX macros
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edited Oct 7 '16 at 15:46
Valeriy Van
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How do I check if a string is valid JSON in Python?
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How to add \newpage in Rmarkdown in a smart way?
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edited Feb 16 '16 at 14:15
answered Aug 11 '14 at 10:56
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What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
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John Topley
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answered Sep 2 '13 at 8:25
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Can you get DB username, pw, database name in Rails?
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From within rails you can create a configuration object and obtain the necessary information fr...
How to get duration, as int milli's and float seconds from ?
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Bootstrap Carousel : Remove auto slide
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edited Jun 10 at 13:47
answered Feb 20 '13 at 10:22
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Is there any difference between DECIMAL and NUMERIC in SQL Server?
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edited Aug 23 '16 at 8:14
Marjan Venema
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