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mongoDB/mongoose: unique if not null

... 173 As of MongoDB v1.8+ you can get the desired behavior of ensuring unique values but allowing mult...
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React.js: Wrapping one component into another

... 3 Answers 3 Active ...
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How to align a div to the top of its parent but keeping its inline-block behaviour?

... 380 Try the vertical-align CSS property. #box1 { width: 50px; height: 50px; backgroun...
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Where can I find my Azure account name and account key?

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Copy values from one column to another in the same table

... 369 Short answer for the code in question is: UPDATE `table` SET test=number Here table is the ...
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Devise form within a different controller

... Rupert Madden-AbbottRupert Madden-Abbott 11.7k1313 gold badges5151 silver badges6666 bronze badges ...
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Update parent scope variable in AngularJS

... 193 You need to use an object (not a primitive) in the parent scope and then you will be able to upd...
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How does one unit test routes with Express?

... answered Mar 1 '12 at 14:39 Linus ThielLinus Thiel 35.4k88 gold badges9898 silver badges9797 bronze badges ...
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Converting datetime.date to UTC timestamp in Python

...esents time in UTC to the corresponding POSIX timestamp (a float). Python 3.3+ datetime.timestamp(): from datetime import timezone timestamp = dt.replace(tzinfo=timezone.utc).timestamp() Note: It is necessary to supply timezone.utc explicitly otherwise .timestamp() assume that your naive datet...
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Adding a Method to an Existing Object Instance

... Cristian Ciupitu 17.3k77 gold badges4646 silver badges6868 bronze badges answered Aug 6 '08 at 0:33 Jason PrattJason Prat...