Top Questions

1. How do I create a unique ID in Java?
   206 votes

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2. Retrieve CPU usage and memory usage of a single process on Linux?
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3. How can I practice better object-oriented programming?
   93 votes

   27 answers
4. What's the quickest way to remove an element from a Map by value in Java?
   39 votes

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5. How do I check if a Socket is currently connected in Java?
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