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Best topics in this year

Programmer Certification (OCPJP)

Preparation Guide/Tips for OCPJ SE 11 Developer (1Z0-819)

2 replies

Programmer Certification (OCPJP)

Potential error in Sybex CSG 17, p. 304, Initializing Instances

1 reply

Programmer Certification (OCPJP)

Sybex OCP 21 | Chapter 13: Concurrency - Possible Errata

1 reply 1

Programmer Certification (OCPJP)

Sybex CSG 17: Flashcards 1, Flashcard 3 of 258

2 replies

Programmer Certification (OCPJP)

Possible typo in OCP Java 17 Practice Tests, Question 42

1 reply

Programmer Certification (OCPJP)

Sybex CSG 17, chapter8, page 449

1 reply

Programmer Certification (OCPJP)

Sybex OCP 21 | Chapter 1: Building Blocks | Understanding Data Types | Creating Wrapper Classes

1 reply 1

Programmer Certification (OCPJP)

Differences between Java 17 and Java 21 best Where do I control

3 replies

Programmer Certification (OCPJP)

Sybex OCP 21 – Chapter 1, Question 13 – Extra Options Listed in O’Reilly Version

2 replies

Beginning Java

extract string between similar delimeters

33 replies

Beginning Java

Please Suggest me some of the most trickiest String interview questions

20 replies 1 1

Beginning Java

Convert ASCII File to CSV File

21 replies 1

Beginning Java

Java IDES

10 replies

Beginning Java

Intellj is saying "Condition 'listOfPhoneNumbers == null' is always "false' when reached

23 replies

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

Error: Could not find or load main class

20 replies 3

Beginning Java

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

14 replies

Beginning Java

Retrieve information from the JSON

10 replies

Beginning Java

Digital clock

33 replies

Beginning Java

ShadowApp.x

22 replies

Beginning Java

Thinking, Analysis Design

14 replies

Lambdas and Streams

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

45 replies [ 1, 2 ]

Associate Certification (OCAJP 8)

Question about exam delivery

5 replies

Associate Certification (OCAJP 8)

Just passed the 1z0-808 with 69%

4 replies 1

Beginning Java

Changing a Boolean within an object stored in an arraylist

16 replies

Beginning Java

PrintWriter Error

12 replies

Beginning Java

getSuffix() - can you spot the bug?

7 replies

Beginning Java

Designing Classes CONFUSES Me

17 replies

Beginning Java

Trying to add next duplicate value next to original value

17 replies

Beginning Java

need hints how to make this project work with threads

13 replies

Associate Certification (OCAJP 8)

Sybex OCA - Study Guide - Possible Errata - Chapter 1 Page 6

5 replies

Beginning Java

Why is Jar not recognized?

49 replies [ 1, 2 ] 7

Servlets

Issue with commons-fileupload2

14 replies

Beginning Java

Improving the code for handling string separated by space, comma and newline

15 replies

Beginning Java

Maybe needs to be deleted ( was :Where , or how to return the results of loggIn here ? )

8 replies

Beginning Java

i18n issue ... getting wrong value from key

6 replies

Beginning Java

Interview Question help

9 replies
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