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Java in General

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Best this year

Help science and your favorite non-profit organization by participating in a short online experiment

Questions/errata for Sybex OCP 17 Study Guide

Advent of Code 2022

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

Loops: While, Do/While etc.

Question on Upper-Bounded Wildcards

Which certification to take?

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

Unable to Register for OCP SE 17 Exam

1Z0-829 or 1Z0-808

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

Anyone got recently the badge from Acclaim/Credly related to the 1Z0-829 java se 17 developer exam?

CSV Format not Working

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

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

More than one class in a file

HashSets What are they?

Why learn Java?

List of alleles/genotypes

ChatGPT and Java

Best this month

CSV Format not Working

More than one class in a file

Concurrency and Streams and parallel(). Is this the correct understanding?

Sybex 829. No compile error? A method declares it throws a checked exception but is lying.

HashMap no guarantees as to the order

Errata for Page 926 (OCP Java-SE 17 Developer Study Guide Exam 1Z0-829

Sybex 829. Are switch expressions allowed to not return a value?

Sharing my experience of passing Java 17 (1Z0-829) exam

Why are there "almost duplicate" methods? add/offer, element/peek, remove/poll

add a column "CREATE TABLE" in the TABLE 10.4 SQL runnable by execute method

Test Question Clarification

Questions/errata/suggestion for OCP 17 Developer Practice Tests EXAM 1Z0-829 Chapter 3 Question 194

Sybex CSG 17 - errata on page 68 - cast operator precedence

List of alleles/genotypes

Ideal program to code for pass 1Z0-819 certification.

OCP Java SE 11 Study Guide - seems error in answer to review question 5 of chapter 6 Lambdas...

Trick or Tip to distinguish between Comparator and Comparable.

abstract method throwing exception

Head First Sharpen Your pencil Page 329 - Working with Comparable

Missing artfactid org.hibernate:hibernate-orm-jbossmodules:5.4.33

Most recent

Essence of a developer

Does the Developer Career Masterplan book offer more than the Developer Skills Mastery course

"No code" and "low code" tools.

Can org.w3c.dom.Document read a hidden form element?

Career Masterplan

Career Masterplan: Turning down management promotions

Topics Order in the Book - Career Masterplan

Styling react components

Talk Like A Pirate Day?

Just Passed Oracle JAVA SE 17 exam 1Z0-829!

Hurricane season

* Welcome Heather VanCura and Bruno Souza

Page 284 Head First Java static initializer

Using new in a Class Constructor

Why use an Enum in a Switch Statement?

Reading expiration dates on pem or pfx certificates

PostIncrement operation vs PreIncrement operation in infinite stream generation.

Compiling outside Netbeans

Force to use a single instance of a class Page 282 Brain Barbell Question

Question on Chapter10 JDBC on OCP Oracle Certified Professional Java SE8 Programmer II Study Guide

Java Record Builder Best Practice

Why do class loaders work in delegation model ?

Why are there "almost duplicate" methods? add/offer, element/peek, remove/poll

* Winners: Learning GitHub Actions: Automation and Integration of CI/CD with GitHub

typo error on the book STUDY GUIDE OCP Java SE 8 Programmer II Jeanne Boyarsky and Scott Selikoff

Why is Put idempotent and Patch not?

Query or Table or DB optimization

TDD: Test Pass when expecting to fail

Sybex 829, page 949. Possible mistake in the answer to the question 8.

org.apache.jasper.JasperException: org.apache.jasper.JasperException: java.lang.NullPointerException

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