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Best topics in this year

Programmer Certification (OCPJP)

Enthuware. I explicitly deserialized the base class, but derived class member also deserialized?

17 replies

Programmer Certification (OCPJP)

Sybex CSG 17 - Chapter 8 - Page 450 - Summary possible errata

7 replies

Programmer Certification (OCPJP)

Enthuware. Why can't a default method in an interface be final?

13 replies

Programmer Certification (OCPJP)

How to downgrade exam 1Z0-819 booking to the 1Z0-815 one?

1 reply

Programmer Certification (OCPJP)

Oracle exam ugly UI

2 replies

Programmer Certification (OCPJP)

Sybex 829 errata? Isn't 'import' allowed in module-info.java?

6 replies

Programmer Certification (OCPJP)

Sybex OCP 17 SG - Appendix - Page 917 - Answer 8

1 reply

Programmer Certification (OCPJP)

Questions in Study Guide

4 replies 1

Programmer Certification (OCPJP)

Why is System.out a PrintStream and not a PrintWriter?

8 replies

Programmer Certification (OCPJP)

Some questions are unreadable

5 replies

Programmer Certification (OCPJP)

If a class implements Closeable interface, then shouldn't its close() method declare Exception?

13 replies

Programmer Certification (OCPJP)

Just passed 1Z0-830

5 replies

Programmer Certification (OCPJP)

system pre-check for Oracle exam

6 replies 1

Programmer Certification (OCPJP)

Sybex 829 - Page 938 Ch 8 Answers

6 replies

Programmer Certification (OCPJP)

Enthuware. Surprised static methods don't inherit across interfaces but they inherit across classes!

5 replies

Beginning Java

Removing elements from an ArrayList

33 replies

Beginning Java

Do the pre and post operators matter outside of assignments?

42 replies [ 1, 2 ]

Beginning Java

Please Suggest me some of the most trickiest String interview questions

20 replies 1 1

Beginning Java

OCA Study Guide Page 89 SearchSample.java

21 replies 3

Beginning Java

binarySearch()/Searcher.java.file ERROR HELP only 1 error?!

19 replies

Beginning Java

Recursive method call vs Recursive method call with return, what is the difference ?

28 replies 1 1

Beginning Java

"var" did not grow on me. yet.

14 replies

Lambdas and Streams

Why doesn't reduce() throw a Runtime exception on an empty stream instead of returning the identity?

42 replies [ 1, 2 ] 2

Beginning Java

If setter and getter works well for accessing private fields, then why not private methods?

14 replies

Beginning Java

Need help with implementing the right data structure for this problem

19 replies

Associate Certification (OCAJP 8)

I’ve failed the 1Z0-808 exam three times, what am I doing wrong?

11 replies

Beginning Java

Conversion of One Object to Another using @JSONIgnore and @JSON Property Or Any Mappers

12 replies 1

Beginning Java

ShadowApp.x

22 replies

Lambdas and Streams

puzzling. Using partitioningBy() on an IntStream gives compile error

45 replies [ 1, 2 ]

Beginning Java

Is there a better way to do this?

10 replies

Associate Certification (OCAJP 8)

wombat class

3 replies 1

Beginning Java

Need of scanner.close( ) ; when using Scanner Class

25 replies 1

Beginning Java

extract string between similar delimeters

23 replies

Servlets

Servlet Not Working, Running Old Version of JSP

15 replies 6

Beginning Java

Advice Needed: Java Frameworks and Learning Path for Freshers

7 replies 1

Beginning Java

getSuffix() - can you spot the bug?

7 replies

Beginning Java

Designing Classes CONFUSES Me

17 replies

Servlets

Issue with commons-fileupload2

14 replies

Beginning Java

Mismatching JDK and JRE

13 replies

Beginning Java

calling a function using a class variable as parameter

9 replies
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