Koichi Sasada (he/him)

#concurrency

#performance

#ruby-vm

#garbage-collection

#ruby

#ractors

#ruby-internals

#ruby-3

#parallel-programming

#memory-management

#cruby

#debugging

#parallelism

#ruby-3-0

#ruby-implementations

#developer-tools

#threads

#ruby-interpreter

#ruby-performance

#actor-model

#virtual-machine

#performance-optimization

#ruby-1-9

#fibers

#programming-languages

#threading

#yarv-yet-another-ruby-vm

#bytecode

#just-in-time-compilation

#ruby-implementation

#compiling

#ruby-1-9-3

#ruby-2-0

#method-dispatch

#software-performance

#workshop

#naming

#domain-specific-language-dsl

#integrated-development-environment-ide

#hacking

#just-in-time-jit

#ruby-core

#thread-safety

#mentorship

#performance-tuning

#ruby-on-rails

#ruby-heroes

#community-engagement

#open-source

#ruby-community

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