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Maven parent pom vs modules pom

...ptions. If your top-level project has real work in it, such as aggregating javadoc or packaging a release, then you will have conflicts between the settings needed to do that work and the settings you want to share out via parent. A parent-only project avoids that. A common pattern (ignoring #1 for ...
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In Scala how do I remove duplicates from a list?

... Have a look at the ScalaDoc for Seq, scala> dirty.distinct res0: List[java.lang.String] = List(a, b, c) Update. Others have suggested using Set rather than List. That's fine, but be aware that by default, the Set interface doesn't preserve element order. You may want to use a Set implementati...
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When to use wrapper class and primitive type

...erson instance. I think this sort of thing is excessive, but it's what the Java language promotes for proper patterns. – Sandy Chapman Feb 29 '16 at 12:13 add a comment ...
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Access Enum value using EL with JSTL

... The JavaServer Pages™ Specification, Version 2.0 says in JSP.2.3.5.7: "• If A or B is String coerce both A and B to String, compare lexically" – Roland Illig Apr 13 '11 at 8:29 ...
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How do I use Maven through a proxy?

...ders.http.httpclient.impl.execchain.RetryExec execute INFO: I/O exception (java.net.SocketException) caught when processing request to {tls}->http://proxy.mycompany.com:911->https://repo.maven.apache.org:443: SOCKS: TTL expired – Mihai Capotă Dec 8 '16 a...
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Why does i = i + i give me 0?

...S/Windows). Signed integer overflow is undefined behavior in C/C++, unlike Java. Be very careful when using this kind of construct. – filcab Jun 12 '14 at 17:13 ...
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What's the “average” requests per second for a production web application?

...ssue that we are trying to resolve where linux(we tested a server in C and java) freezes all the calls into socket libraries when under too much load which seems very odd. The full post can be found here actually.... http://ubuntuforums.org/showthread.php?p=11202389 We are still trying to resolve t...
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How to display PDF file in HTML?

...;embed type="application/pdf" src="http://www.oracle.com/events/global/en/java-outreach/resources/java-a-beginners-guide-1720064.pdf" width="100%" height="500" alt="pdf" pluginspage="http://www.adobe.com/products/acrobat/readstep2.html" background-color="0xFF525659" top-toolbar-height="56" full-f...
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Jackson enum Serializing and DeSerializer

I'm using JAVA 1.6 and Jackson 1.9.9 I've got an enum 14 Answers 14 ...
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Why can't I overload constructors in PHP?

... I am new to PHP -- having done tons of Java: HOLY limitation batman! Your example doesn't even follow the factory pattern. en.wikipedia.org/wiki/Factory_method_pattern – Christian Bongiorno Jun 29 '15 at 18:15 ...