Abstract Classes Courses and Certifications

Introduction to Object-Oriented Programming in Scala

Master object-oriented programming fundamentals in Scala through hands-on exercises covering classes, inheritance, polymorphism, and traits while building practical applications for effective program design.

• CodeSignal
• 2 hours
• On-Demand
• Free Certificate

Clean Code with Multiple Classes in PHP

Master principles of clean PHP code with multiple classes, covering interfaces, abstract classes, dependency management, polymorphism, and exception handling.

• CodeSignal
• 2 hours
• On-Demand
• Free Certificate

Clean Code with Multiple Classes

Master essential Kotlin principles for writing maintainable code across multiple classes, including interfaces, abstract classes, dependency management, polymorphism, and exception handling.

• CodeSignal
• 2 hours
• On-Demand
• Free Certificate

Object Oriented Programming (OOPs) for JAVA Interviews

3562 ratings at Udemy

Master Java OOPs concepts for interviews, covering key topics like inheritance, polymorphism, and encapsulation. Gain in-depth knowledge to confidently tackle technical questions and advance your programming career.

• Udemy
• 13 hours 6 minutes
• On-Demand
• Free Online Course

Java for Absolute Beginners

2930 ratings at Udemy

Java Tutorial for Absolute Beginners. Learn Java For Free. Go from Beginner to Expert in Java.

• Udemy
• 9 hours 10 minutes
• On-Demand
• Free Online Course

The Unity C# Survival Guide

1935 ratings at Udemy

Created in partnership with Unity Technologies: Master C# with Unity in this Complete Guide!

• Udemy
• 12 hours 22 minutes
• On-Demand
• Paid Course

Scala Applied, Part 2

1215 ratings at Udemy

Introduction to programming in the Scala language. Scala language features.

• Udemy
• 4 hours 50 minutes
• On-Demand
• Paid Course

Inheritance and Data Structures in Java

106 ratings at Coursera

Explore Java inheritance, file I/O, data structures, and debugging techniques. Master abstract classes, collections, maps, and regular expressions for advanced programming skills.

• Coursera
• 21 hours 8 minutes
• On-Demand
• Paid Course

C#/.NET - 50 Essential Interview Questions (Junior Level)

887 ratings at Udemy

Get ready for your next interview! An in-depth guide to C# core concepts, SOLID principles and popular design patterns.

• Udemy
• 6 hours 58 minutes
• On-Demand
• Paid Course

Ultimate Java Development and Certification Guide

328 ratings at Udemy

Learn to program in java and become a Oracle Java certified developer

• Udemy
• 9 hours 30 minutes
• On-Demand
• Paid Course

AP Computer Science A: Java Programming Polymorphism and Advanced Data Structures

Explore advanced Java programming concepts including polymorphism, exceptions, and dynamic data structures. Master OOP strategies and algorithms for efficient coding.

• edX
• 6 weeks, 5-10 hours a week
• On-Demand
• Free Online Course (Audit)

Object-Oriented Hierarchies in Java

213 ratings at Coursera

Explore inheritance, polymorphism, and interfaces in Java. Deepen your understanding of object-oriented programming concepts and their effective implementation in real-world scenarios.

• Coursera
• 14 hours 27 minutes
• On-Demand
• Paid Course

The Complete Java Programming Mastery - Developers Bootcamp

108 ratings at Udemy

Complete Java Bootcamp: Gain the Skills to Code, Build, and Launch Java Applications Confidently.

• Udemy
• 4 hours 23 minutes
• On-Demand
• Paid Course

Programming with Java

90 ratings at Coursera

Explore advanced Java OOP, exception handling, file operations, and serialization. Develop robust, efficient applications with practical skills in code organization, error management, and data persistence.

• Coursera
• 1 day 2 hours 21 minutes
• On-Demand
• Paid Course

Microsoft Dynamics AX 2012 R3 Programming - Level 3

92 ratings at Udemy

Getting started with Dynamics AX X++ Object Oriented Programming

• Udemy
• 2 hours 29 minutes
• On-Demand
• Paid Course