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How do you specify the Java compiler version in a pom.xml file?
...er-plugin/examples/set-compiler-source-and-target.html
Oh, and: don't use Java 1.3.x, current versions are Java 1.7.x or 1.8.x
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Why would a static nested interface be used in Java?
...were public, or if the class were hand-assembled or compiled from some non-Java language, etc. The Java compiler, however, checks the access modifier on the enclosing class even when the resulting bytecode would not refer to that enclosing class.
– Jesse Glick
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Java's Virtual Machine and CLR
...s a sort of follow up to the question called Differences between MSIL and Java bytecode? , what is the (major) differences or similarity in how the Java Virtual Machine works versus how the .NET Framework Common Language Runtime (CLR) works?
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Does java.util.List.isEmpty() check if the list itself is null? [duplicate]
Does java.util.List.isEmpty() check if the list itself is null , or do I have to do this check myself?
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Calling Java varargs method with single null argument?
If I have a vararg Java method foo(Object ...arg) and I call foo(null, null) , I have both arg[0] and arg[1] as null s. But if I call foo(null) , arg itself is null. Why is this happening?
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Difference between a Seq and a List in Scala
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In Java terms, Scala's Seq would be Java's List, and Scala's List would be Java's LinkedList.
Note that Seq is a trait, which is equivalent to Java's interface, but with the equivalent of up-and-coming defender methods. Scala's...
How do I instantiate a Queue object in java?
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java.util.Queue is an interface. You can't instantiate interfaces. You need to create an instance of a class implementing that interface. In this case a LinkedList is such a class.
– Mihai Toader
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How do I call some blocking method with a timeout in Java?
Is there a standard nice way to call a blocking method with a timeout in Java? I want to be able to do:
10 Answers
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Why is there no SortedList in Java?
In Java there are the SortedSet and SortedMap interfaces. Both belong to the Java Collections framework and provide a sorted way to access the elements.
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Extract source code from .jar file
Is there a way to extract the source code from an executable .jar file (Java ME)?
10 Answers
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