Functional Programming • Stream API • Modern Java

Java 8 & Modern Java Features
Complete Functional Programming Guide

Master Java 8 and modern Java features including Lambda Expressions, Functional Interfaces, Stream API, Optional, Date & Time API, Parallel Streams, and real-world functional programming concepts.

Start Learning Java 8

Recommended Learning Order: Follow topics from 1 → 30 step-by-step to master Java 8 features.

What You Will Learn

Lambda Expressions & Functional Interfaces
Built-in Functional Interfaces
Stream API & Functional Operations
Optional Class & Null Handling
Date & Time API
Parallel Streams & CompletableFuture
Java 8 Interview Preparation

Java 8 & Modern Java Articles

1
Java 8 Features Overview
2
Lambda Expression in Java
3
Functional Interface in Java
4
Built-in Functional Interfaces
5
Predicate Interface in Java
6
Function Interface in Java
7
Consumer Interface in Java
8
Supplier Interface in Java
9
Method Reference in Java
10
Default Methods in Interface
11
Static Methods in Interface
12
Stream API in Java
13
Stream Operations in Java
14
Intermediate vs Terminal Operations
15
filter() in Stream API
16
map() in Stream API
17
flatMap() in Stream API
18
reduce() in Stream API
19
collect() in Stream API
20
forEach() in Stream API
21
Parallel Streams in Java
22
Optional Class in Java
23
Date and Time API in Java 8
24
LocalDate in Java
25
LocalTime in Java
26
LocalDateTime in Java
27
ZonedDateTime in Java
28
CompletableFuture in Java
29
Nashorn JavaScript Engine
30
Java 8 Interview Questions

Next: Modern Java Beyond Java 8

After mastering Java 8 features, explore newer Java versions, records, modules, switch expressions, and modern enhancements.

Advanced Java → Practice Interview Questions →

Java 8 & Modern Java Features Complete Functional Programming Guide

What You Will Learn

Java 8 & Modern Java Articles

Next: Modern Java Beyond Java 8

Java 8 & Modern Java Features
Complete Functional Programming Guide