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RubyFlow The Ruby and Rails community linklog

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The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

Ruby core classes aren't thread-safe

Interacting with core classes (like Array and Hash) appears to be thread-safe with MRI because of the global lock. There are no such guarantees on the truly multi-threaded implementations like JRuby and Rubinius. I wrote about the effect of the global lock, and how to protect your data with mutexes.

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