JRuby Courses and Certifications

Java

20 Years of JRuby: Where We've Been and Where We're Going - JVMLS

Explore JRuby's 20-year journey, its impact on JVM development, and future prospects for alternative languages on the JVM. Gain insights into dynamic invocation, FFI, and virtual threading.

• YouTube
• 53 minutes
• On-Demand
• Free Video

Confreaks

Building JRuby - How We Implement Ruby on the JVM

Dive into the intricate process of implementing Ruby on the JVM, exploring parser design, compiler architecture, and JIT systems while mastering debugging and profiling techniques.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Ruby Central

Building JRuby - How We Implement Ruby on the JVM

Dive into the intricate process of implementing Ruby on the JVM, exploring parser design, compiler architecture, and JIT systems while mastering debugging and profiling techniques.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Confreaks

Using JRuby: What, When, How, and Why - Ruby 3.1 Update

Explore JRuby's benefits, compatibility, and performance. Learn installation, Rails integration, and future developments for this alternative Ruby implementation.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Confreaks

Scaling Rails with JRuby in 2022

Explore JRuby's latest features for Ruby 3.1, including improved performance, scaling, and resource efficiency for Rails applications.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Ruby Central

Scaling Rails with JRuby in 2022

Explore JRuby's benefits for scaling Rails applications, including improved performance, resource efficiency, and true parallel threading on the Java Virtual Machine.

• YouTube
• 30 minutes
• On-Demand
• Conference Talk

Devoxx

JRuby 9000

Explore JRuby 9000's capabilities for modern web development, concurrency, and Java integration, enhancing Ruby's power in building scalable and versatile applications.

• YouTube
• 59 minutes
• On-Demand
• Conference Talk

Ruby Central

Using JRuby - What, When, How, and Why

Explore JRuby: its compatibility, benefits, and real-world applications. Learn about JVM advantages, installation, Rails integration, and performance benchmarks for informed Ruby development decisions.

• YouTube
• 30 minutes
• On-Demand
• Conference Talk

Ruby Central

Automating Legacy Desktop Applications with JRuby and Sikuli

Explore automating legacy desktop apps using JRuby and Sikuli. Learn to create a Robotic Process Automation framework with image recognition and Minitest for efficient testing and maintenance.

• YouTube
• 24 minutes
• On-Demand
• Conference Talk

Hack In The Box Security Conference

Writing a New Decompiler for JRuby Security Audits

Explore JRuby vulnerabilities and learn about YBurj, a new open-source decompiler for JRuby IR, enabling recovery of compiled source code for enhanced security audits.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Java

JRuby - The Hard Parts

Explore JRuby's complex aspects, including parsing, interpretation, native execution, and compatibility challenges, with expert insights on optimizing performance and integration.

• YouTube
• 49 minutes
• On-Demand
• Free Video

Devoxx

5 JVM Languages in 50 Minutes

Explore Clojure, Scala, JRuby, Groovy, and Kotlin in this crash course on modern JVM languages. Learn their unique features and how to get started quickly to find the right language for your needs.

• YouTube
• 44 minutes
• On-Demand
• Conference Talk

Devoxx

4 JVM Web Frameworks in 40 Minutes

Explore Play, Rails, Ratpack, and Immutant frameworks for JVM languages. Compare features, benefits, and real-world applications to choose the best option for your next web project.

• YouTube
• 59 minutes
• On-Demand
• Conference Talk

Java

Graal JIT Compiler Benefits for JVM Languages Without Truffle

Explore how Graal JIT compiler enhances JRuby's performance without Truffle, discussing optimization techniques and implications for JVM languages.

• YouTube
• 55 minutes
• On-Demand
• Free Video

Java

Java Goes AOT - Exploring Ahead-of-Time Compilation

Explore AOT compilation in Java, covering container formats, performance improvements, and impacts on various Java technologies like JRuby and Graal.

• YouTube
• 41 minutes
• On-Demand
• Free Video