This course will help you understand the latest in Java up to version 17.

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Groovy

Scala

Java 12

Java 14

Java 16

Java 17

Java 16-copy

Play

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SPA-play

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Java 16-fruits

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This course is meant for Java programmers or aspiring programmers who want to know about the latest Java and JVM technology. Throughout this course, you will get several opportunities to get hands-on experience with various Java concepts. 

This course will help you understand the latest in Java up to version 17; cloud and microservices; build, testing, and web frameworks; reactive programming in Java; and the best JVM languages so you can advance your career in software development. 

Moreover, you will also get to work with Scala, Groovy, and Gradle. The course explains Java concepts in detail and also draws comparisons with its older versions, as well as JVM languages.

The All-in-One Guide to Java Programming

## Introduction to collectors
Since streams are lazily evaluated and support parallel execution, we need a special way to combine results. For this, we use a **Collector**.

# Introduction to collectors
Since streams are lazily evaluated and support parallel execution, we need a special way to combine results. For this, we use a **Collector**.

Collectors and Statistics

Introduction

Java Syntax and Conventions

Java 7

Idiomatic Java 8: Lambdas, Streams, and Dates

New Date and Time API

Java 8 Miscellaneous

Advantages of Java 9

Java 10 - 17

Java Ecosystem

Maven and JUnit

Utilizing Essential Libraries

Modern Java Concurrency

RxJava

Other JVM Languages

Groovy

Gradle

Spock

Scala

RESTful

Microservices and Clouds

Grails

Spark

Spring Boot

Play Framework

Ratpack

Final Thoughts

Appendix

Collectors and Statistics

Introduction to collectors