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Is Ruby 2.3 Faster? Immutable (Frozen) String Literals Performance

by Alexander Dymo —

I took one of my Rails apps and enabled immutable string literals (the experimental feature in Ruby 2.3 that is going to be the default in 3.0). Read on to find out how that changed its performance: http://ruby-performance-book.com/blog/2016/02/is-ruby-2-3-faster-frozen-string-literals-performance.html

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