Dr. Seán Kennedy

A tutorial on how Call-By-Value works in Java

Java Streams Tutorials - Part 4 - terminal operations overview

Java Streams Tutorials - Part 1 - Stream Pipelines

An if-else if-else statement. (enthuware.ocajp.i.v8.2.1065)

Java Streams Tutorials - Part 14 - Primitive Streams Functional Interfaces

Java Streams Tutorials - Part 2 - Stream Laziness

Java Streams Tutorials - Part 18 - Optionals

Java Streams Tutorials - Part 3 - Creating Streams

Static versus non-static variables in Java tutorial.

Java Streams Tutorials - Part 12 - creating primitive streams

Java Streams Tutorials - Part 7 - Collectors.toMap()

Java Streams Tutorials - Part 9 - Collectors.partitioningBy()

Java Tutorial on Valid/Invalid class and interface Declarations

Java Lambdas Tutorials - Part 6 - Consumer and BiConsumer

Java Streams Tutorials - Part 15 - How to remember the mapping streams API

Java 8 OCA (1Z0-808) - Java Basics (Enthuware sample questions)

Objects and Garbage Collection Tutorial

Java Streams Tutorials - Part 8 - Collectors.groupingBy()

Enthuware - how to get my latest video links (see UPDATE in description)

Java method overriding and exception signatures. (ocajp.i.v8.2.1373)

Java Streams Tutorials - Part 11 - 'map', 'flatMap' and 'sorted' explained (with code EXAMPLES!)

Importing from another package tutorial (enthuware.ocajp.i.v8.2.1079)

Java Streams Tutorials - Part 5 - reduce() terminal operation

Java 21 (unnamed classes and instance main methods) - now in my Advanced Java course

Java 8 OCA (1Z0-808) - Handling Exceptions (Enthuware sample questions)

Java Memory Management - a comprehensive guide to garbage collection and JVM tuning

Udemy Java 8 OCA Course (1Z0-808) Course

Java 8 OCA (1Z0-808) - Java Constructors, Methods and Encapsulation (Enthuware sample questions)

Adding abstraction to a class hierarchy using abstract methods. enthuware.ocajp.i.v8.2.1459

Java Tutorial on Valid/Invalid Identifier names

Java 8 OCA (1Z0-808) Certification Course, Java SE 8 Programmer I Boot Camp (Java Fundamentals)

A tutorial on how Call-By-Value works in Java

Advanced Java Programming - Java 17, Java 11 and Java 8.

Java ArrayList indexOf() Tutorial

Java SE 8 OCA (1Z0-808) Online Videos Course

Command Line Arguments and Classpath Tutorial

Java Passing Objects to Methods Tutorial

Java 8 OCA (1Z0-808) - Java Inheritance (Enthuware sample questions)

Local Variable Type Inference Rules.

Understanding Lambdas in Java (3 of 3) - using the Predicate Functional Interface (FI) from the API.

Java 8 OCA (1Z0-808) - Loops (Enthuware sample questions)

Java 8 OCA (1Z0-808) - Lambda expressions (Enthuware sample questions)

Java 8 OCA (1Z0-808) - Java API (Enthuware sample questions)

Java SE 8 OCA (1Z0-808) Preparation Course June 2021

Java instanceof Tutorial (enthuware.ocajp.i.v8.2.980)

Java Identifiers Tutorial

Java Appending to null Tutorial

FEEDBACK - Java SE8 OCA (1Z0-808) Training Course June 2020

Comparing the Class methods: isInstance(Object) versus isAssignableFrom(Class)

'Learn Java with Projects' book

Java loops Tutorial with pre-and post increment