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Forum: Programming Discussion

Web Hosting Forums - Discussions related to web programming languages and other related issues. Topics may include configuration, optimization, practical usage and database connectivity.

  1. Does Java Support Multiple Inheritance?

    Does Java Support Multiple Inheritance?

    Started by gitanistone‎, 03-08-2019 04:22 AM
    • Replies: 1
    • Views: 20
    Yesterday, 12:23 PM Go to last post
  2. How do you print Array in Java?

    How do you print Array in Java?

    Started by warrantyandinsurance‎, Yesterday 05:48 AM
    • Replies: 0
    • Views: 7
    Yesterday, 05:48 AM Go to last post
  3. What is a couple of ways that you could sort a collection?

    What is a couple of ways that you could sort a collection?

    Started by warrantyandinsurance‎, Yesterday 05:47 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:47 AM Go to last post
  4. Difference between ArrayList and LinkedList in Java?

    Difference between ArrayList and LinkedList in Java?

    Started by warrantyandinsurance‎, Yesterday 05:46 AM
    • Replies: 0
    • Views: 6
    Yesterday, 05:46 AM Go to last post
  5. The difference between LinkedHashMap and PriorityQueue in Java?

    The difference between LinkedHashMap and PriorityQueue in Java?

    Started by warrantyandinsurance‎, Yesterday 05:45 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:45 AM Go to last post
  6. Difference between poll() and remove() method?

    Difference between poll() and remove() method?

    Started by warrantyandinsurance‎, Yesterday 05:43 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:43 AM Go to last post
  7. The difference between List, Set, Map, and Queue in Java?

    The difference between List, Set, Map, and Queue in Java?

    Started by warrantyandinsurance‎, Yesterday 05:42 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:42 AM Go to last post
  8. What is a compile time constant in Java? What is the risk of using it?

    What is a compile time constant in Java? What is the risk of using it?

    Started by warrantyandinsurance‎, Yesterday 05:41 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:41 AM Go to last post
  9. Difference between final, finalize and finally?

    Difference between final, finalize and finally?

    Started by warrantyandinsurance‎, Yesterday 05:40 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:40 AM Go to last post
  10. What is a.hashCode() used for? How is it related to a.equals(b)?

    What is a.hashCode() used for? How is it related to a.equals(b)?

    Started by warrantyandinsurance‎, Yesterday 05:39 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:39 AM Go to last post
  11. What's the difference between "a == b" and "a.equals(b)"?

    What's the difference between "a == b" and "a.equals(b)"?

    Started by warrantyandinsurance‎, Yesterday 05:38 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:38 AM Go to last post
  12. What is the difference between stack and heap in Java?

    What is the difference between stack and heap in Java?

    Started by warrantyandinsurance‎, Yesterday 05:37 AM
    • Replies: 0
    • Views: 6
    Yesterday, 05:37 AM Go to last post
  13. How do you find memory usage from Java program? How much percent of the heap is used?

    How do you find memory usage from Java program? How much percent of the heap is used?

    Started by warrantyandinsurance‎, Yesterday 05:36 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:36 AM Go to last post
  14. Can you guarantee the garbage collection process?

    Can you guarantee the garbage collection process?

    Started by warrantyandinsurance‎, Yesterday 05:35 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:35 AM Go to last post
  15. Explain Java Heap space and Garbage collection?

    Explain Java Heap space and Garbage collection?

    Started by warrantyandinsurance‎, Yesterday 05:34 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:34 AM Go to last post
  16. What is the difference between JRE, JDK, JVM and JIT?

    What is the difference between JRE, JDK, JVM and JIT?

    Started by warrantyandinsurance‎, Yesterday 05:33 AM
    • Replies: 0
    • Views: 6
    Yesterday, 05:33 AM Go to last post
  17. What is the maximum heap size of 32-bit and 64-bit JVM?

    What is the maximum heap size of 32-bit and 64-bit JVM?

    Started by warrantyandinsurance‎, Yesterday 05:32 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:32 AM Go to last post
  18. How do you find if JVM is 32-bit or 64-bit from Java Program?

    How do you find if JVM is 32-bit or 64-bit from Java Program?

    Started by warrantyandinsurance‎, Yesterday 05:30 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:30 AM Go to last post
  19. How do WeakHashMap works?

    How do WeakHashMap works?

    Started by warrantyandinsurance‎, Yesterday 05:29 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:29 AM Go to last post
  20. A difference between WeakReference and SoftReference in Java?

    A difference between WeakReference and SoftReference in Java?

    Started by warrantyandinsurance‎, Yesterday 05:28 AM
    • Replies: 0
    • Views: 6
    Yesterday, 05:28 AM Go to last post
  21. What is the size of an int variable in 32-bit and 64-bit JVM?

    What is the size of an int variable in 32-bit and 64-bit JVM?

    Started by warrantyandinsurance‎, Yesterday 05:27 AM
    • Replies: 0
    • Views: 6
    Yesterday, 05:27 AM Go to last post
  22. The difference between Serial and Parallel Garbage Collector?

    The difference between Serial and Parallel Garbage Collector?

    Started by warrantyandinsurance‎, Yesterday 05:26 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:26 AM Go to last post
  23. What is the size of int in 64-bit JVM?

    What is the size of int in 64-bit JVM?

    Started by warrantyandinsurance‎, Yesterday 05:25 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:25 AM Go to last post
  24. What is constructor chaining in Java?

    What is constructor chaining in Java?

    Started by warrantyandinsurance‎, Yesterday 05:24 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:24 AM Go to last post
  25. Can we use String in the switch case?

    Can we use String in the switch case?

    Started by warrantyandinsurance‎, Yesterday 05:24 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:24 AM Go to last post
  26. Why is String Immutable in Java?

    Why is String Immutable in Java?

    Started by warrantyandinsurance‎, Yesterday 05:22 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:22 AM Go to last post
  27. Which one will take more memory, an int or Integer?

    Which one will take more memory, an int or Integer?

    Started by warrantyandinsurance‎, Yesterday 05:22 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:22 AM Go to last post
  28. What will this return 3*0.1 == 0.3? true or false?

    What will this return 3*0.1 == 0.3? true or false?

    Started by warrantyandinsurance‎, Yesterday 05:21 AM
    • Replies: 0
    • Views: 5
    Yesterday, 05:21 AM Go to last post
  29. Can I store a double value in a long variable without casting?

    Can I store a double value in a long variable without casting?

    Started by warrantyandinsurance‎, Yesterday 05:20 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:20 AM Go to last post
  30. Difference between a = a + b and a += b ?

    Difference between a = a + b and a += b ?

    Started by warrantyandinsurance‎, Yesterday 05:19 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:19 AM Go to last post
  31. Is ++ operator is thread-safe in Java?

    Is ++ operator is thread-safe in Java?

    Started by warrantyandinsurance‎, Yesterday 05:18 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:18 AM Go to last post
  32. Which class contains clone method? Cloneable or Object?

    Which class contains clone method? Cloneable or Object?

    Started by warrantyandinsurance‎, Yesterday 05:17 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:17 AM Go to last post
  33. Can we cast an int value into byte variable?

    Can we cast an int value into byte variable?

    Started by warrantyandinsurance‎, Yesterday 05:16 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:16 AM Go to last post
  34. How do you convert bytes to long in Java?

    How do you convert bytes to long in Java?

    Started by warrantyandinsurance‎, Yesterday 05:15 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:15 AM Go to last post
  35. How do you convert bytes to String?

    How do you convert bytes to String?

    Started by warrantyandinsurance‎, Yesterday 05:14 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:14 AM Go to last post
  36. What is the right data type to represent a price in Java?

    What is the right data type to represent a price in Java?

    Started by warrantyandinsurance‎, Yesterday 05:13 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:13 AM Go to last post
  37. Can we create an Immutable object, which contains a mutable object?

    Can we create an Immutable object, which contains a mutable object?

    Started by warrantyandinsurance‎, Yesterday 05:12 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:12 AM Go to last post
  38. What is an immutable object? How do you create an Immutable object in Java?

    What is an immutable object? How do you create an Immutable object in Java?

    Started by warrantyandinsurance‎, Yesterday 05:11 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:11 AM Go to last post
  39. The difference between sleep and wait in Java?

    The difference between sleep and wait in Java?

    Started by warrantyandinsurance‎, Yesterday 05:10 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:10 AM Go to last post
  40. Write wait-notify code for producer-consumer problem?

    Write wait-notify code for producer-consumer problem?

    Started by warrantyandinsurance‎, Yesterday 05:09 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:09 AM Go to last post
  41. What is a thread local variable in Java?

    What is a thread local variable in Java?

    Started by warrantyandinsurance‎, Yesterday 05:08 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:08 AM Go to last post
  42. is Swing thread-safe?

    is Swing thread-safe?

    Started by warrantyandinsurance‎, Yesterday 05:06 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:06 AM Go to last post
  43. How do you take thread dump in Java?

    How do you take thread dump in Java?

    Started by warrantyandinsurance‎, Yesterday 05:03 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:03 AM Go to last post
  44. What is busy spin? Why should you use it?

    What is busy spin? Why should you use it?

    Started by warrantyandinsurance‎, Yesterday 05:02 AM
    • Replies: 0
    • Views: 3
    Yesterday, 05:02 AM Go to last post
  45. What is false sharing in the context of multi-threading?

    What is false sharing in the context of multi-threading?

    Started by warrantyandinsurance‎, Yesterday 05:01 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:01 AM Go to last post
  46. How do you call wait() method? using if block or loop? Why?

    How do you call wait() method? using if block or loop? Why?

    Started by warrantyandinsurance‎, Yesterday 05:00 AM
    • Replies: 0
    • Views: 4
    Yesterday, 05:00 AM Go to last post
  47. Which one would be easy to write? synchronization code for 10 threads or 2 threads?

    Which one would be easy to write? synchronization code for 10 threads or 2 threads?

    Started by warrantyandinsurance‎, Yesterday 04:55 AM
    • Replies: 0
    • Views: 3
    Yesterday, 04:55 AM Go to last post
  48. What guarantee volatile variable provides?

    What guarantee volatile variable provides?

    Started by warrantyandinsurance‎, Yesterday 04:52 AM
    • Replies: 0
    • Views: 3
    Yesterday, 04:52 AM Go to last post
  49. What are practical uses of volatile modifier?

    What are practical uses of volatile modifier?

    Started by warrantyandinsurance‎, Yesterday 04:51 AM
    • Replies: 0
    • Views: 3
    Yesterday, 04:51 AM Go to last post
  50. Can volatile make a non-atomic operation to atomic?

    Can volatile make a non-atomic operation to atomic?

    Started by warrantyandinsurance‎, Yesterday 04:51 AM
    • Replies: 0
    • Views: 3
    Yesterday, 04:51 AM Go to last post

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