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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
I get the following warning when using java.net.URLEncoder.encode :
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What does java.lang.Thread.interrupt() do?
Could you explain what java.lang.Thread.interrupt() does when invoked?
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How is the java memory pool divided?
I’m currently monitoring a Java application with jconsole. The memory tab lets you choose between:
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Different results with Java's digest versus external utilities
I have written a simple Java class to generate the hash values of the Windows Calculator file. I am using Windows 7 Professional with SP1 . I have tried Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or ...
Getting “unixtime” in Java
...an 1, 1970. Unixtime is seconds since Jan 1, 1970. I don't usually code in java, but I'm working on some bug fixes. I have:
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List of Java class file format major version numbers?
I saw this list of major version numbers for Java in another post:
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What is a reasonable order of Java modifiers (abstract, final, public, static, etc.)?
What is a reasonable order of Java modifiers?
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Difference between java.exe and javaw.exe
Recently I noted that some applications are running on javaw (not in java ). What is the difference between them and how can I run my Swing application on javaw ?
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Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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Why does Java's Arrays.sort method use two different sorting algorithms for different types?
Java 6's Arrays.sort method uses Quicksort for arrays of primitives and merge sort for arrays of objects. I believe that most of time Quicksort is faster than merge sort and costs less memory. My experiments support that, although both algorithms are O(n log(n)). So why are different algorithms us...