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Java generics type erasure: when and what happens?

... list = new ArrayList<String>(); list.add("Hi"); String x = list.get(0); is compiled into List list = new ArrayList(); list.add("Hi"); String x = (String) list.get(0); At execution time there's no way of finding out that T=String for the list object - that information is gone. ... but th...
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How to sort a HashMap in Java [duplicate]

... answered Apr 23 '09 at 6:57 pgraspgras 11.9k33 gold badges3434 silver badges4545 bronze badges ...
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What is the difference between concurrent programming and parallel programming?

... answered Dec 13 '09 at 22:26 Tor ValamoTor Valamo 29.5k1010 gold badges6868 silver badges7979 bronze badges ...
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Performance of Java matrix math libraries? [closed]

.... I've compared some of these libraries. I attempted to matrix multiply a 3000 by 3000 matrix of doubles with itself. The results are as follows. Using multithreaded ATLAS with C/C++, Octave, Python and R, the time taken was around 4 seconds. Using Jama with Java, the time taken was 50 seconds. U...
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PHP check whether property exists in object or class

... Abel Callejo 9,05577 gold badges4444 silver badges6262 bronze badges answered Jan 19 '13 at 12:32 PeterPeter ...
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What is SQL injection? [duplicate]

... answered Mar 2 '09 at 7:31 Bill KarwinBill Karwin 437k7777 gold badges585585 silver badges740740 bronze badges ...
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Error: request entity too large

... 1067 I had the same error recently, and all the solutions I've found did not work. After some digg...
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WCF service startup error “This collection already contains an address with scheme http”

... | edited Dec 16 '10 at 19:56 answered Jul 8 '10 at 18:52 ...
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Read a file one line at a time in node.js?

... Since Node.js v0.12 and as of Node.js v4.0.0, there is a stable readline core module. Here's the easiest way to read lines from a file, without any external modules: const fs = require('fs'); const readline = require('readline'); async fu...
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How to set value of input text using jQuery

...ael BerkowskiMichael Berkowski 246k3636 gold badges408408 silver badges359359 bronze badges ...