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Importing two classes with same name. How to handle?
...n omit the import statements and refer to them using the entire path. Eg:
java.util.Date javaDate = new java.util.Date()
my.own.Date myDate = new my.own.Date();
But I would say that using two classes with the same name and a similiar function is usually not the best idea unless you can make it re...
How to get current working directory in Java?
...s were initialized". This is probably what you want. to find out where the java command was issued, in your case in the directory with the files to process, even though the actual .jar file might reside somewhere else on the machine. Having the directory of the actual .jar file isn't that useful in ...
What is the difference between dynamic and static polymorphism in Java?
...hat explains the difference between Dynamic and Static polymorphism in Java?
14 Answers
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Getting the class name from a static method in Java
... I wish "this" worked in a static context to mean the current Class in Java, that that "class.xxx" was allowed in either instance or static code to mean this class! The problem with this is that MyClass is verbose and redundant, in the context. But then as much as I like Java it does seem to lea...
How to split a string in Java
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@Crowie: javadoc-style.
– BalusC
Aug 1 '13 at 12:04
9
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Recursively list files in Java
How do I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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How to create a sub array from another array in Java?
...use
JDK > 1.5
Arrays.copyOfRange(Object[] src, int from, int to)
Javadoc
JDK <= 1.5
System.arraycopy(Object[] src, int srcStartIndex, Object[] dest, int dstStartIndex, int lengthOfCopiedIndices);
Javadoc
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log4j logging hierarchy order
...are integer variables for proof docjar.com/html/api/org/apache/log4j/Level.java.html
– the.malkolm
Oct 13 '11 at 7:25
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How do I sort a Set to a List in Java?
In Java, I have a Set , and I want to turn it into a sorted List . Is there a method in the java.util.Collections package that will do this for me?
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Is there a concise way to iterate over a stream with indices in Java 8?
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The Java 8 streams API lacks the features of getting the index of a stream element as well as the ability to zip streams together. This is unfortunate, as it makes certain applications (like the LINQ challenges) more difficult th...