Top Questions

1. What is mutex and semaphore in Java ? What is the main difference?
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   10 answers
2. What design patterns are used in Spring framework?
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   9 answers
3. What is the difference between function and procedure in PL/SQL?
   75 votes

   7 answers
4. Young , Tenured and Perm generation
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5. Use cases for IdentityHashMap
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   7 answers