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Difference of Maven JAXB plugins

...com/highsource/maven-jaxb2-plugin) the maven-jaxb-plugin (https://jaxb.dev.java.net/jaxb-maven2-plugin/) the jaxb2-maven-plugin (https://github.com/mojohaus/jaxb2-maven-plugin) Based on the comments of this thread, I've always used the maven-jaxb2-plugin (i.e. plugin #1): Concerning the org....
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What does 'synchronized' mean?

...the same variables, objects and resources. This is not a trivial topic in Java, but here is a quote from Sun: synchronized methods enable a simple strategy for preventing thread interference and memory consistency errors: if an object is visible to more than one thread, all reads or w...
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How to use wait and notify in Java without IllegalMonitorStateException?

... While using the wait and notify or notifyAll methods in Java the following things must be remembered: Use notifyAll instead of notify if you expect that more than one thread will be waiting for a lock. The wait and notify methods must be called in a synchronized context. See t...
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SLF4J: Class path contains multiple SLF4J bindings

... jar names could be different) SLF4J: Found binding in [jar:file:/D:/Java/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/D:/Java/repository/org/apache/logging/log4j/log4j-slf4j-impl/2.8....
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How should I escape strings in JSON?

...Utilities.escapeHtml , StringEscapeUtilities.escapeXml , or should I use java.net.URLEncoder ? 18 Answers ...
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Java: Getting a substring from a string starting after a particular character

... This can also get the filename import java.nio.file.Paths; import java.nio.file.Path; Path path = Paths.get("/abc/def/ghfj.doc"); System.out.println(path.getFileName().toString()); Will print ghfj.doc ...
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Use of class definitions inside a method in Java

... Any idea in which version of Java local classes where introduced? – Sled Nov 6 '14 at 17:32 1 ...
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How can I concatenate two arrays in Java?

I need to concatenate two String arrays in Java. 61 Answers 61 ...
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How can I generate a list or array of sequential integers in Java?

... With Java 8 it is so simple so it doesn't even need separate method anymore: List<Integer> range = IntStream.rangeClosed(start, end) .boxed().collect(Collectors.toList()); ...
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What is the difference between & and && in Java?

I always thought that && operator in Java is used for verifying whether both its boolean operands are true , and the & operator is used to do Bit-wise operations on two integer types. ...