RxJava: Observables and Observers for Beginners โ€” WalkSelf
โฑ 2h 30m ๐Ÿ“š 25 lessons ๐ŸŽง Audio version

RxJava: Observables and Observers for Beginners

Learn the fundamental interaction between RxJava Observables and Observers to confidently apply reactive programming patterns in your projects.

  • ๐Ÿ’ฌ AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • ๐Ÿ• Start anytime
    No schedules or deadlines โ€” learn at your own pace, whenever suits you.
  • ๐ŸŒ In English
    Lessons, tasks and certificate โ€” all fully in your language.

About this course

Unlock the power of reactive programming by mastering the foundational elements of RxJava. This course demystifies the core concepts of Observables and Observers, essential for building modern, event-driven applications. Upon completion, you will possess a solid understanding of how Observables produce data streams and how Observers react to them, empowering you to confidently implement asynchronous and event-driven logic in your code. What you'll learn: * Understand the fundamental principles of reactive programming and RxJava. * Grasp the core roles of Observables and Observers in data flow. * Learn to create and subscribe to Observables using various methods. * Apply essential RxJava operators to transform and combine data streams. * Implement robust error handling and resource management with Disposables. * Practice testing reactive streams using TestObserver for reliability. * Differentiate between Hot and Cold Observables and their practical implications. This course guides you from foundational definitions and basic stream creation to practical application of operators, culminating in effective error management and stream testing techniques. This course is designed for beginner developers eager to learn reactive programming with RxJava. No prior experience with RxJava or reactive paradigms is required, just a basic understanding of Java or Kotlin. Begin your journey to building more responsive and resilient applications with RxJava.

What you'll get

  • ๐Ÿ“œ Certificate of completion
    Add it to your LinkedIn profile
  • ๐Ÿ’ฌ Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ๐ŸŽง Audio version included
    Learn on the go โ€” no screen needed
  • โ™พ๏ธ Lifetime access
    Come back anytime, no expiry
  • ๐Ÿ“ฑ Phone or computer
    Works anywhere, any device
  • ๐Ÿ’ธ 14-day refund
    No questions asked
  • โšก Short & focused
    2h 30m of practical content

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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 donโ€™t store card details โ€” Stripe handles them securely.

Can I get a refund? +

Yes โ€” 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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