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Programmer Certification (OCPJP)

Java Certification Exam Prep: OCA (1Z0-808) & OCP (1Z0-829) | New Udemy Course

43 replies

Programmer Certification (OCPJP)

Do upper bounded wildcards restrict you to having only one type of object in a list?

49 replies

Beginning Java

Loops: While, Do/While etc.

58 replies 1

Programmer Certification (OCPJP)

Which certification to take?

22 replies

Programmer Certification (OCPJP)

Sybex 829. Ch 12 Modules. error "Package not found: zoo.animal.feeding"

17 replies 4

Beginning Java

HashSets What are they?

40 replies 2

Beginning Java

More than one class in a file

52 replies 1

Beginning Java

Head First Sharpen Your pencil Page 329 - Working with Comparable

24 replies

Programmer Certification (OCPJP)

Unable to Register for OCP SE 17 Exam

4 replies

Programmer Certification (OCPJP)

1Z0-829 or 1Z0-808

19 replies 1

Programmer Certification (OCPJP)

Java Study Guide OCP "Real World Scenaria: Avoiding Stateful Streams"

16 replies

Java in General

CSV Format not Working

12 replies 1

Programmer Certification (OCPJP)

What is the precedence of the 'new' and '.' operators?

17 replies

Programmer Certification (OCPJP)

Sybex 829 errata. Ch 4. Please correct the explanation of why 2100 isn't a leap year.

10 replies

Beginning Java

Why learn Java?

19 replies

Java Foundations Exam

Are Arrays Sequential AND Indexed?

54 replies

Beginning Java

Abstract and Interface difference

42 replies 3

Beginning Java

List of alleles/genotypes

33 replies

Beginning Java

ChatGPT and Java

31 replies 1

Beginning Java

Head First Java Page 62 quick question about arrays lead me to a mess.

56 replies

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Best this month

Programmer Certification (OCPJP)

errata : OCP Java SE17 Developer Study Guide P116 - structure of a switch expression (Sybex CSG 17)

12 replies

Programmer Certification (OCPJP)

Do I still need a Person Vue account to take a Java 17 Developer test?

13 replies 3

Programmer Certification (OCPJP)

where is the online code for OCP 1Z0-829

2 replies 1

Programmer Certification (OCPJP)

There is an on-line or PDF version of OCP 1Z0-829?

3 replies

Programmer Certification (OCPJP)

Sybex 829 | Chapter 11, page 627 Table 11.6 Standard Date/Time Symbols - 'S' vs 's'

1 reply

Programmer Certification (OCPJP)

Java SE 17 Developer Exam (1Z0-829) is not available anymore?

11 replies 2

Programmer Certification (OCPJP)

Need help with booking java 11 on pearsonvue.com

3 replies 2

Programmer Certification (OCPJP)

CSG17 Chapter 9 Unbounded Wildcards question

7 replies

Java in General

why does the compiler complain about this ternary operator: "not a statement"?

60 replies

Beginning Java

Mocking Issue

11 replies

Beginning Java

Naming Convention of Files in Java

7 replies

Beginning Java

Head First Java

5 replies 3 1

Servlets

java.lang.ClassNotFoundException: arjuncodes.DemoServlet

6 replies

Associate Certification (OCAJP 8)

Q about Boyarsky and Selikoff Java 1Z0-808 study guide book

3 replies

Beginning Java

A Counter in StdOut

17 replies 1

Beginning Java

Objects equal as per the overridden equals method to be in same hashbucket for fast retrieval?

15 replies

Servlets

UT010019: Response already commited

3 replies

Lambdas and Streams

'forEach(java.util.function.Consumer)' in 'java.lang.Iterable' cannot be applied

28 replies 1

Beginning Java

Tests that tell a story (or using underscores in test names)

0 replies

Lambdas and Streams

Why are methods like forEach called higher order function instead of higher order methods?

22 replies 2

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Most recent

Meaningless Drivel

Code Reviews

2 weeks ago 0 replies 1

Java in General

Java Study Guide OCP I can't get the clue of hiding/polymorphism?

2 weeks ago 1 reply

Object Relational Mapping

Does anyone know HOW to call stored procedure with custom type from jpa/hibernate?

2 weeks ago 11 replies

JDBC and Relational Databases

jdbc connection

2 weeks ago 4 replies

Beginning Java

Why is download for JRE available when it does not have significance without compiler

2 weeks ago 19 replies

Web Services

I cannot figure out why my docker databases will not connect with the microservices- Spring Boot

2 weeks ago 1 reply

Servlets

java.lang.ClassNotFoundException: arjuncodes.DemoServlet

3 weeks ago 6 replies

Reactive Progamming

Is reactive programming java's way of asynchrous programming?

3 weeks ago 4 replies

Beginning Java

HashSets What are they?

1 month ago 40 replies 2

Beginning Java

Why learn Java?

4 months ago 19 replies

Meaningless Drivel

Low tech solutions to some of the world's problems

2 weeks ago 0 replies

Artificial Intelligence and Machine Learning

Co-Pilot vs GPT3.5

2 weeks ago 2 replies

Jython/Python

Why does python have .pyc files of bytecodes when it is interpred language and not compiled

2 weeks ago 22 replies

Other Big Data

EDB to Oracle db link isolation level problem

2 weeks ago 3 replies

Wiki

Book Promotions Schedule

2 weeks ago 2

Other JSE/JEE APIs

Quartz problem, Couldn't create delegate

2 weeks ago 0 replies

Cloud/Virtualization

Is it the only purpose of glue catalog tables to be available for Athena queries

2 weeks ago 0 replies

Threads and Synchronization

Thread constructor param not Runnable but compiles

2 weeks ago 1 reply

Certification Results

Java Foundations 1Z0-811 and Java SE 17 Developer 1Z0-829 Passed

2 weeks ago 4 replies 1

Maven

com.ibm.mq.jakarta.jms import issue

2 weeks ago 15 replies 5

HTML Pages with CSS and JavaScript

htaccess fontawesome CSP

2 weeks ago 1 reply

Ranch Office

11/14/23 deployment - ranch just got faster!

2 weeks ago 1 reply 1

Wiki

Book Promotions Winners Page

2 weeks ago 40

Programming Diversions

one TRICK for handling uncaught exceptions

2 weeks ago 11 replies 1

Introductions

I have a bug with NeatBeans that's not allowing me to progress

2 weeks ago 0 replies 2

Jython/Python

Having trouble with ttkbootstrap...

2 weeks ago 7 replies
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