Collections in Java

Course Overview

Collection is one of the most important topics for Java programming. Without the proper knowledge of every collection type in Java, it becomes difficult for you to decide which option to pick in a particular scenario. This course will give you a great understanding of all collection t... See More

How You'll Learn

Hands-on coding environments

You don’t get better at swimming by watching others. Coding is no different. Practice as you learn with live code environments inside your browser.

Faster than videos

Videos are holding you back. The average video tutorial is spoken at 150 words per minute, while you can read at 250. That‘s why our courses are text-based.

No set-up required

Start learning immediately instead of fiddling with SDKs and IDEs. It‘s all on the cloud.

Progress you can show

Built in assessments let you test your skills. Completion certificates let you show them off.

Hands-on coding environments

You don’t get better at swimming by watching others. Coding is no different. Practice as you learn with live code environments inside your browser.

Faster than videos

Videos are holding you back. The average video tutorial is spoken at 150 words per minute, while you can read at 250. That‘s why our courses are text-based.

No set-up required

Start learning immediately instead of fiddling with SDKs and IDEs. It‘s all on the cloud.

Progress you can show

Built in assessments let you test your skills. Completion certificates let you show them off.

Course Contents

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1. Let's Begin

Course Introduction

Introduction to Collections

2. Lists in Java

ArrayList: Introduction

ArrayList: Inserting and Retrieving Elements

ArrayList: Few More Operations

ArrayList: Iteration

ArrayList: Iteration using ListIterator

ArrayList Sorting

Understanding Comparable Interface

Understanding Comparator Interface

ArrayList: Exercise

ArrayList: Exercise Solution

Quiz: ArrayList

3. LinkedList in Java

LinkedList: Introduction

LinkedList: Fetching and Removing

4. CopyOnWriteArrayList in Java

CopyOnWriteArrayList: Introduction

CopyOnWriteArrayList: Internal Working

CopyOnWriteArrayList: Iteration

5. Sets in Java

HashSet: Creation and Insertion

HashSet: Additional Operations

HashSet: Iteration and Sorting

HashSet: Exercise

HashSet: Exercise Solution

HashSet: Quiz

6. TreeSet in Java

TreeSet: Creation and Insertion

TreeSet: Fetching and Removal

TreeSet: Exercise

TreeSet Exercise Solution

7. HashMap In Java

HashMap: Creation and Insertion

HashMap: Updation and Removal

HashMap: A Few More Operations

HashMap: Java 8 Improvements

HashMap: Internal Implementation

HashMap: How to Design a Good Key

HashMap: Iteration

HashMap: Exercise

HashMap: Exercise Solution

HashMap: Quiz

8. TreeMap in Java

TreeMap: Creation and Insertion

TreeMap: Fetching and Removal

TreeMap: Sorting a TreeMap by Values

TreeMap: HashMap Sorting

9. LinkedHashMap in Java

LinkedHashMap: Introduction

LinkedHashMap: Internal Working

10. Additional Map Implementations

ConcurrentHashMap

IdentityHashMap

EnumMap

11. Arrays Class

Searching an Array

Sorting an Array

Copying an Array

Additional Operations

Quiz: Arrays

12. Collections Class

Finding the Min and Max element

Searching, Filing, and Copying Collection

Making Collections Unmodifiable

Making Collections thread-safe

Thank You!