Java 9–17 in 60 Min: 12 key Features, Real Code, ~5 Min Each

Unlock Modern Java: Master Essential Features in 60 Minutes

Accelerate your Java development skills with this focused crash course covering 12 essential Java 9-17 features. Learn each feature in approximately 5 minutes through practical, hands-on coding examples – get production-ready in no time!

This laser-focused Java course skips the theory and dives straight into the code you'll actually use daily. Write cleaner, more efficient Java that modern employers demand. We focus on features that make a tangible difference in your daily programming tasks.

What You'll Learn (and Use Immediately):

• Collection Factory Methods: Create unmodifiable collections with elegant, one-liner syntax.
• Stream API Enhancements: Utilize powerful new methods in the Collectors class for efficient flat mapping and filtering in complex stream pipelines.
• Local-Variable Type Inference (var): Write more concise and readable Java code while maintaining type safety.
• Enhanced String & Files APIs: Leverage handy new methods in String, Files class, and the Predicate, Path interfaces for common file and string operations.
• Teeing Collector: Perform dual operations on every Stream element and efficiently merge results.
• Switch Expressions: Replace verbose switch statements with clean, expression-based syntax.
• Helpful NullPointerExceptions: Detect the exact cause of NPEs with precise error messages, saving valuable debugging time.
• Text Blocks: Represent multi-line strings naturally without the clutter of escape characters.
• Pattern Matching for instanceof: Eliminate redundant casting and improve code readability.
• Records: Create immutable data carriers with zero boilerplate code.
• Sealed Classes: Control inheritance hierarchies with precision and strengthen your type system.

Course Highlights:

• Fully Example-Driven: Learn by doing with practical coding demonstrations.
• Real-World Relevance: Examples utilize JUnit, OpenJFX, Jackson, and OpenCSV – no prior knowledge required.
• Reinforcement: Includes practice exercises to solidify your understanding.
• Quick Reference: Downloadable PDF covering key concepts, examples, and coding tips.
• Minimal Prerequisites: Requires only basic Maven and JUnit knowledge.

By the end of this course, you will:

• Write modern Java like a pro.
• Stand out in job interviews by confidently discussing Java 9-17 features.
• Boost your productivity and code quality immediately.

Ready to upgrade your Java skills and replace outdated patterns with modern techniques? Enroll now and master Java 9-17 in just one hour!