Tobias Pfeiffer

Benchmarker by Passion

Tobias is a clean coder, Full Stack developer, Benchmarker by passion, Rubyist, Elixir fan, learner, teacher and agile craftsman by passion. He organizes the Ruby User Group Berlin, maintains Shoes and benchee as well as contributing to a variety of projects while thinking about new ideas to put into code and push boundaries. He loves collaboratively creating just about anything people enjoy. Currently he's creating wonderful web applications, most recently with Elixir and Phoenix refreshing his perspective on web applications.

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“What’s the fastest way of doing this?” - you might ask yourself during development. Sure, you can guess - but how do you know? How long would that function take with a million elements? Is that tail-recursive function always faster?

Benchmarking is here to give you the answers, but there are many pitfalls in setting up a good benchmark and analyzing the results. This talk will guide you through, introduce best practices, and surprise you with some results along the way. You didn’t think that the order of arguments could influence its performance...or did you?

Slides
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