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Removing duplicate objects with Underscore for Javascript

... Edited to use callback to be more consistent with lodash docs :) – Shanimal Aug 12 '13 at 18:38 1 ...
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Downloading a file from spring controllers

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How to delete a row by reference in data.table?

...e quite inefficient compared to a row store database such as SQL, which is more suited for fast insert and delete of rows wherever those rows are in the table. But still, it would be a lot faster than copying a new large object without the deleted rows. On the other hand, since column vectors would...
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Post-increment and pre-increment within a 'for' loop produce same output [duplicate]

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Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?

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Angular js init ng-model from default values

...There are dozens of MVC frameworks in JavaScript these days, and it's much more efficient for a server just to host JSON/XML data to JavaScript apps than it is to render every single page on the server. It offsets a lot of the work to the client's machine rather than having the server take the hit. ...
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In Docker, what's the difference between a container and an image? [duplicate]

...necessary and wasteful. They're both just states. Perhaps it could've been more concisely modeled as a DAG or even just a tree. – Acumenus Oct 25 '16 at 8:45 5 ...
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Why use sprintf function in PHP?

I am trying to learn more about the PHP function sprintf() but php.net did not help me much as I am still confused, why would you want to use it? ...
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Regular cast vs. static_cast vs. dynamic_cast [duplicate]

...orks, without ever considering dynamic_cast. Needless to say, this is much more powerful as it combines all of const_cast, static_cast and reinterpret_cast, but it's also unsafe, because it does not use dynamic_cast. In addition, C-style casts not only allow you to do this, but they also allow you ...
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How can I do an UPDATE statement with JOIN in SQL Server?

... In the ANSI syntax, what happens if the SELECT after the = returns more than one row? – Throw Away Account May 5 '17 at 17:49 2 ...