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Alex Payne's Why Scala at C4[2]

13 points| rubymaverick | 17 years ago |slideshare.net | reply

4 comments

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[+] michaelneale|17 years ago|reply
I wonder why they decided they really wanted to use the JVM (not saying it doesn't make sense, its just its not mentioned in that presentation).
[+] liscio|17 years ago|reply
By leveraging the JVM, they were able to re-use existing compiled Java classes alongside the Scala classes.

Slide 25 hints at this, but I seem to recall Alex saying they used the Java-based Apache HttpClient in their test cases.

[+] gojomo|17 years ago|reply
JVM is pretty fast, and pretty stable, and pretty easy to monitor, compared to other newer language runtimes.

For example, a crashing/security bug like the one that bit Ruby in June is in much less likely for the JVM. And, there are lots of ways to profile the memory usage and code/threading performance of Java apps.