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Build.scala, % and %% symbols meaning

I'm new to Play! Framework 2.1 (java version) and have no experience with scala. I don't understand what are and what does % and %% mean in Build.scala. I googled about them but couldn't find their meaning. ...
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When should I use a List vs a LinkedList

...his should not be an accepted answer. As I was learning I did some tests and felt like sharing them. Original answer... I found interesting results: // Temporary class to show the example class Temp { public decimal A, B, C, D; public Temp(decimal a, decimal b, decimal c, decimal d) ...
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How to avoid isset() and empty()

I have several older applications that throw a lot of "xyz is undefined" and "undefined offset" messages when running on the E_NOTICE error level, because the existence of variables is not explicitly checked using isset() and consorts. ...
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How to debug apk signed for release?

I have an apk which I've signed and uploaded to Android Market, and installed on my phone. I would like to debug this release apk (by means of Eclipse) whilst it is running on my phone. I have done this before (and remember it being with one of the Android development tools; perhaps Dalvik Debug Mon...
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How to get Latitude and Longitude of the mobile device in android?

How do I get the current Latitude and Longitude of the mobile device in android using location tools? 8 Answers ...
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How is Racket different from Scheme?

... Racket is ultimately based on R5RS, and not R6RS and not a strict superset of either. I don't think it can be called 'Scheme' because it's not backwards compatible with any Scheme standard. Most implementations offer extensions, but are otherwise backwards com...
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Skip first entry in for loop in python?

... I found that doing cars.pop(0) and cars.pop() works well. – dreamwork801 Oct 23 '18 at 13:37 ...
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How to extend an existing JavaScript array with another array, without creating a new array

...owser). If you cannot guarantee that b is short enough, you should use a standard loop-based technique described in the other answer. share | improve this answer | follow ...
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Why does base64 encoding require padding if the input length is not divisible by 3?

...ence is lost. However, if padded sequences are used, there's no ambiguity, and the sequence as a whole can be decoded correctly. Edit: An Illustration Suppose we have a program that base64-encodes words, concatenates them and sends them over a network. It encodes "I", "AM" and "TJM", sandwiches th...
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How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?

How do I delete a directory and its entire contents (files and subdirectories) in PHP? 21 Answers ...