Modern Java Features Explained — PickAClass
3.0 (7) ⏱ 2h 54m 📚 29 lessons 🎧 Audio version

Modern Java Features Explained

A practical guide for developers to master the latest language features, from records and sealed classes to virtual threads.

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About this course

Has your Java knowledge been paused since version 8? The language has evolved significantly, introducing powerful features that can make your code more readable, concise, and performant. This written course is your straightforward path to getting up to speed. Through clear explanations and practical code examples, you will systematically explore the most important changes in modern Java. You'll gain the confidence to apply these new features in your projects and understand the 'why' behind each evolution. What you'll learn: - Learn to simplify your data classes with Records and control inheritance with Sealed Classes. - Master modern control flow using Switch Expressions and Pattern Matching. - Understand the fundamentals of modern concurrency with Virtual Threads. - Apply Local-Variable Type Inference (var) effectively to improve code readability. - Create multiline strings effortlessly with Text Blocks. - Explore key API additions like the modern HTTP Client and new Stream API methods. - Grasp the modular system to build more reliable and scalable applications. The course begins by covering the foundational shifts in the Java platform, then progresses through major language enhancements and API updates. Each topic is broken down into easy-to-digest sections with code you can practice with. This course is designed for Java developers who are comfortable with Java 8 but have not kept up with recent releases. No prior experience with features from Java 9 or newer is necessary. Begin the first chapter and start writing modern Java code today.

What you'll get

  • 📜 Certificate of completion
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  • Short & focused
    2h 54m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Modern Java Features Explained
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Modern Java Features Explained
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (7)

Ricardo Morales MX
★ 5 · July 15, 2026

Pretty good foundation. The examples were mostly helpful. Might need additional practice elsewhere for mastery.

Martina Castillo UY Verified learner
★ 1 · July 6, 2026

Honestly, pretty disappointing. The concepts weren't explained well at all, and the examples were confusing. Wouldn't do this again.

Antonia Gallardo CL
★ 3 · June 26, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Андрій Бондаренко UA Verified learner
★ 3 · June 13, 2026

It was an okay course, but a bit slow in parts. I expected more practical application, tbh. Some of the content felt a bit dated.

Sofía González CL
★ 3 · June 11, 2026

Hmm, I'm not sure this is for beginners. Some parts skipped over foundational concepts too quickly for my liking.

وردة بن عبد الله TN Verified learner
★ 2 · May 31, 2026

Hmm, I expected more practical application. The explanations were a bit abstract and I'm not sure how I'll use this yet.

طارق العبادي JO Verified learner
★ 4 · May 25, 2026

Found it useful for a refresher. Not sure it would be the best starting point for a complete beginner, tbh.

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