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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?

21 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

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

Beginning Java

Hackerrank Sales by Match problem - I'm getting answer but can't return it (my1st recursion attempt)

19 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

Beginning Java

More than one class in a file

51 replies 1

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

Java Foundations Exam

Are Arrays Sequential AND Indexed?

53 replies

More »
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)

Study Guide chapter 1 review questions - question 6

3 replies

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

Programmer Certification (OCPJP)

where is the online code for OCP 1Z0-829

2 replies 1

Programmer Certification (OCPJP)

Updates to the Efficient Learning Platform(Sybex Test Prep)

1 reply

Programmer Certification (OCPJP)

can't access testBank

0 replies 2

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

Beginning Java

Head First Java page 385 streams

5 replies

Servlets

Headfirst Servlets and JSP

1 reply 3

Beginning Java

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

0 replies

More »
Most recent

Game Development

Sharing My Music and Sound Effects - Over 2000 Tracks

1 hour ago 412 replies 84

HTML Pages with CSS and JavaScript

Getting Embedded Option Value with jQuery

1 hour ago 4 replies

Beginning Java

Product list not showing on GUI panel as as expected.

3 hours ago 2 replies

PHP

Am I on the right track with my php code scanner?

6 hours ago 1 reply

Lambdas and Streams

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

6 hours ago 13 replies 1

Android

downgrading android studio

7 hours ago 3 replies

Object Relational Mapping

The import javax.persistence cannot be resolved

7 hours ago 5 replies

Jobs Discussion

Can't find work with no experience, even within my own consulting company

8 hours ago 10 replies

Programmer Certification (OCPJP)

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

8 hours ago 12 replies

Other Open Source Projects

Could not resolve root entity ‘MyEntity’

9 hours ago 2 replies

Spring

Spring Boot 3. Login pg. logs in okay, then it should bring up a different pg, (which it doesn't).

12 hours ago 0 replies

Lambdas and Streams

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

21 hours ago 22 replies 2

Beginning Java

Mocking Issue

1 day ago 11 replies

Beginning Java

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

1 day ago 0 replies

Programmer Certification (OCPJP)

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

1 day ago 2 replies

Threads and Synchronization

Simple test program: Why isn;t Runnable running in the new Thread ?

1 day ago 9 replies

Beginning Java

How to enlarge the intellisense font?

1 day ago 12 replies 3

Threads and Synchronization

How to execute join() as child threads end?

1 day ago 6 replies

Java in General

You will need to rewrite or cast the expression.is of type dot_status but expression is of type char

1 day ago 6 replies

Tomcat

Tomcat server timeout settings not working as expected.

1 day ago 42 replies

Android

help with layout xml

1 day ago 1 reply

Android

appcompatviewinflater missing import androidx.appcompat.R;

2 days ago 1 reply

Java in General

Handling Positive String Data, Negative String Data (Invalid Data) in Computer Programming

2 days ago 9 replies

Swing / AWT / SWT

JScrollPane not scrolling down to Jlabel

3 days ago 7 replies 5

Java in General

Uploading a Clob field from Derby Db to a JTABLE within Netbeans 12.5 and GUI Form

3 days ago 5 replies

Java in General

Wrapper class and Forwarding class how flow work ?

3 days ago 3 replies

Java in General

I have a bug with NeatBeans also in Visual Code, I don't what i'm doing wrong

3 days ago 2 replies 2

Java in General

Wrapper classes are not suited for use in callback frameworks ?

3 days ago 2 replies
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