Clojure vs Scala

October 18, 2021

Clojure vs Scala

Are you trying to decide between Clojure and Scala programming languages? Flare Compare Team has got you covered! In this article, we'll provide a factual and unbiased comparison between the two, with numbers when possible.

Background

Clojure is a dialect of Lisp, created by Rich Hickey, that runs on the Java Virtual Machine (JVM). It provides a functional programming style, and emphasizes immutability and persistent data structures.

Scala, on the other hand, is a statically typed multi-paradigm programming language that runs on the JVM. Developed by Martin Odersky, it combines object-oriented programming and functional programming.

Syntax

Clojure's syntax is Lisp-like, and emphasizes the use of parentheses. Its syntax can be challenging for beginners, but it is concise and expressive. Scala's syntax is more similar to Java's, and is generally considered to be more readable.

Performance

When it comes to performance, Scala outperforms Clojure. According to the Computer Language Benchmarks Game, Scala is faster than Clojure by a significant margin in most tests. However, it's worth noting that Clojure's performance can be optimized by using Java libraries.

Concurrency

Both Clojure and Scala provide excellent support for concurrency. However, Clojure's approach is more unique. Clojure provides immutable data structures, which makes it easier to reason about state in multi-threaded environments. Scala provides an Actor model, which allows for fine-grained control over concurrency.

Learning Curve

As mentioned earlier, Clojure's syntax can be challenging for beginners. However, the community provides excellent resources, such as the Clojure Koans, which help new users get up to speed. Scala's syntax is more familiar to Java developers, which can make it easier for them to learn the language.

Community and Ecosystem

Both Clojure and Scala have vibrant communities and ecosystems. Clojure's community is known for being very friendly and welcoming to beginners. Scala's community is larger, but can be more intimidating to new users.

In terms of libraries and frameworks, both languages have their strengths. Clojure has a robust set of libraries for data processing, and is known for its web framework, Luminus. Scala is prized for its scalable distributed systems, and has popular frameworks such as Akka and Spark.

Conclusion

Clojure and Scala are both powerful programming languages that excel in different areas. Clojure is great for data processing and has a unique approach to concurrency. Scala is faster and more similar to Java, making it a great choice for Java developers.

At the end of the day, the choice between Clojure and Scala should be based on your project's specific requirements and your personal preferences.

References


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