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Akka vs RxJS: What are the differences?

# Introduction
This Markdown code provides the key differences between Akka and RxJS for use on a website.

1. **Concurrency Model**: Akka is actor-based, meaning concurrency is managed through actors that communicate through message passing. RxJS, on the other hand, is based on observables and operates using reactive programming principles.
2. **Programming Language**: Akka is primarily designed for Java and Scala, whereas RxJS is used with JavaScript and TypeScript.
3. **Error Handling**: Akka provides supervision strategies to handle errors within actors, while RxJS relies on error callbacks to manage errors in observables.
4. **State Management**: Akka allows actors to maintain internal state, while RxJS focuses on stream-based data flow without internal state management in observables.
5. **Use Cases**: Akka is commonly used for distributed systems, concurrency and fault tolerance, while RxJS is often implemented for reactive UI programming and asynchronous operations.
6. **Community and Ecosystem**: Akka has a strong community support and an active ecosystem with various tools and libraries, while RxJS has a large community backing and is widely used in front-end development.

In Summary, this Markdown code highlights key differences between Akka and RxJS, including their concurrency model, programming language, error handling, state management, use cases, and community support.
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Pros of Akka
Pros of RxJS
  • 32
    Great concurrency model
  • 17
  • 12
    Actor Library
  • 10
    Open source
  • 7
  • 5
    Message driven
  • 5
  • 6
    Easier async data chaining and combining
  • 3
    Steep learning curve, but offers predictable operations
  • 2
    Observable subjects
  • 2
    Ability to build your own stream
  • 2
    Works great with any state management implementation
  • 2
    Easier testing
  • 1
    Lot of build-in operators
  • 1
    Simplifies state management
  • 1
    Great for push based architecture
  • 1

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Cons of Akka
Cons of RxJS
  • 3
    Mixing futures with Akka tell is difficult
  • 2
    Closing of futures
  • 2
    No type safety
  • 1
    Very difficult to refactor
  • 1
    Typed actors still not stable
  • 3
    Steep learning curve

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What is Akka?

Akka is a toolkit and runtime for building highly concurrent, distributed, and resilient message-driven applications on the JVM.

What is RxJS?

RxJS is a library for reactive programming using Observables, to make it easier to compose asynchronous or callback-based code. This project is a rewrite of Reactive-Extensions/RxJS with better performance, better modularity, better debuggable call stacks, while staying mostly backwards compatible, with some breaking changes that reduce the API surface.

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What companies use Akka?
What companies use RxJS?
See which teams inside your own company are using Akka or RxJS.
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What tools integrate with Akka?
What tools integrate with RxJS?
What are some alternatives to Akka and RxJS?
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Some of Erlang's uses are in telecoms, banking, e-commerce, computer telephony and instant messaging. Erlang's runtime system has built-in support for concurrency, distribution and fault tolerance. OTP is set of Erlang libraries and design principles providing middle-ware to develop these systems.
Kafka is a distributed, partitioned, replicated commit log service. It provides the functionality of a messaging system, but with a unique design.
Spring Boot
Spring Boot makes it easy to create stand-alone, production-grade Spring based Applications that you can "just run". We take an opinionated view of the Spring platform and third-party libraries so you can get started with minimum fuss. Most Spring Boot applications need very little Spring configuration.
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