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How to manually expand a special variable (ex: ~ tilde) in bash
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15 Answers
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mongodb count num of distinct values per field/key
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MongoDB has a distinct command which returns an array of distinct values for a field; you can ...
jQuery UI Tabs - How to Get Currently Selected Tab Index
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For JQuery UI versions before 1.9: ui.index from the event is what you want.
For JQuery UI 1.9 ...
What are deferred objects?
jQuery 1.5 adds "Deferred Objects". What are they, and what exactly do they do?
4 Answers
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Trying to understand CMTime and CMTimeMake
1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s duration of video with 10 frames?
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Difference between dispatch_async and dispatch_sync on serial queue?
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Yes. Using serial queue ensure the serial execution of tasks. The only difference is that dispa...
What is the difference between Lisp-1 and Lisp-2?
I have tried to understand the difference between Lisp-1 and Lisp-2 and how this relates to Clojure but I still do not understand properly. Can anyone enlighten me?
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“Conversion to Dalvik format failed with error 1” on external JAR
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71 Answers
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What does $.when.apply($, someArray) do?
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.apply is used to call a function with an array of arguments. It takes each element in the ar...