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Confusion regarding hashset, hashmap, hashcode, equals

score 892 · Answer 1 · 2024-11-25 04:39:20

5

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892

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Confusion regarding hashset, hashmap, hashcode, equals

892 views Asked by Sagar Byali At 25 November 2024 at 04:39

score 334 · Answer 2 · 2024-11-25 04:33:26

char and byte with final access modifier - java

334 views Asked by Nirav Prajapati At 25 November 2024 at 04:33

score 3214 · Answer 3 · 2024-11-25 04:20:24

Is id = 1 - id atomic?

3.2k views Asked by Adam Stelmaszczyk At 25 November 2024 at 04:20

score 46 · Answer 4 · 2024-11-25 05:02:14

Methods that don't change a variable's value need to be synchronized if they accessed the variable

46 views Asked by Adam Stelmaszczyk At 25 November 2024 at 05:02

score 1890 · Answer 5 · 2014-11-22 20:12:32

x = x++ doesn't increment because the ++ is applied after the assignment?

1.8k views Asked by Adam Stelmaszczyk At 22 November 2014 at 20:12

score 611 · Answer 6 · 2024-11-25 04:44:52

Inconsistent behaviour of primitive integer types in Java

611 views Asked by Moyshe At 25 November 2024 at 04:44

score 527 · Answer 7 · 2024-11-25 04:48:27

what is better ... OCJA7 then OCJP7 or SCJP6 then upgrade to OCJP7?

527 views Asked by Khalid Abu El-Soud At 25 November 2024 at 04:48

score 78 · Answer 8 · 2024-11-25 05:02:13

If I have several Strings formatted differently do I need a separate instance of DateFormat to parse each String?

78 views Asked by paniclater At 25 November 2024 at 05:02

score 7400 · Answer 9 · 2013-12-12 00:37:24

Why can't I handle Exception e with try / catch clause?

7.4k views Asked by paniclater At 12 December 2013 at 00:37

score 1965 · Answer 10 · 2013-12-16 20:09:13

Why do static and instance init blocks in Enums behave differently from those in Classes

1.9k views Asked by paniclater At 16 December 2013 at 20:09

TechQA.

List Question

Confusion regarding hashset, hashmap, hashcode, equals

char and byte with final access modifier - java

Is id = 1 - id atomic?

Methods that don't change a variable's value need to be synchronized if they accessed the variable

x = x++ doesn't increment because the ++ is applied after the assignment?

Inconsistent behaviour of primitive integer types in Java

what is better ... OCJA7 then OCJP7 or SCJP6 then upgrade to OCJP7?

If I have several Strings formatted differently do I need a separate instance of DateFormat to parse each String?

Why can't I handle Exception e with try / catch clause?

Why do static and instance init blocks in Enums behave differently from those in Classes

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