Modern Java: Mastering JDK 11 and 12 New Features — PickAClass
⏱ 2h 30m 📚 25 lessons

Modern Java: Mastering JDK 11 and 12 New Features

Upgrade your Java programming skills by reading clear explanations of key features in JDK 11 and 12, from local variable syntax to the modern HTTP client.

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About this course

Java evolves rapidly, and staying current with modern language features is essential for writing clean, efficient code. If you are still writing Java the old way, transitioning to newer JDK standards will transform how you build applications.\n\nThrough this comprehensive text-based guide, you will transition your development practices from legacy patterns to modern standards. You will read clear explanations of the syntax changes, runtime improvements, and API enhancements introduced in JDK 11 and 12, allowing you to write more expressive and performant code.\n\nWhat you'll learn:\n- Learn the core syntax changes including local variable type inference for lambda parameters.\n- Master the new standard HTTP Client API to perform asynchronous and synchronous web requests.\n- Understand the performance benefits of new garbage collectors and runtime optimizations.\n- Apply modern string, file, and collection helper methods to simplify everyday coding tasks.\n- Practice refactoring legacy Java code into clean, modern syntax using switch expressions and new APIs.\n\nThe course starts with foundational concepts, explaining the modern Java release cadence and setup. You will then progress through detailed code walkthroughs of the new API additions, syntax enhancements, and JVM improvements, complete with written practice exercises.\n\nThis course is designed for beginner to intermediate Java developers who are familiar with basic Java syntax and want to modernize their skillset without any complex prerequisites.\n\nStart reading today to write cleaner, faster, and more modern Java code.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 30m 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: Mastering JDK 11 and 12 New Features
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: Mastering JDK 11 and 12 New Features
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.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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