by Christian Bruckmayer
at RubyConf 2019 on Nov 20th, 2019

by David Copeland
at RubyConf 2019 on Nov 19th, 2019

by Alberto Colon Viera
at RubyConf 2019 on Nov 19th, 2019

by ITOYANAGI Sakura
at RubyConf 2019 on Nov 20th, 2019

by Chris Hoffman
at RubyConf 2019 on Nov 19th, 2019

by Brad Grzesiak
at RubyConf 2019 on Nov 19th, 2019

by Vladimir Dementyev
at RubyConf 2019 on Nov 18th, 2019

by Tony Drake
at RubyConf 2019 on Nov 20th, 2019

by Esther Olatunde
at RubyConf 2019 on Nov 20th, 2019

by Kevin Kuchta
at RubyConf 2019 on Nov 18th, 2019

by Lori M Olson
at RubyConf 2019 on Nov 18th, 2019

by Joe Leo
at RubyConf 2019 on Nov 18th, 2019

by Brittany Martin
at RubyConf 2019 on Nov 19th, 2019

by Daniel Ackerman
at RubyConf 2019 on Nov 18th, 2019

by Noah Matisoff
at RubyConf 2019 on Nov 19th, 2019

by Avdi Grimm
at RubyConf 2019 on Nov 18th, 2019

by Roman Kofman
at RubyConf 2019 on Nov 19th, 2019

by Colleen Schnettler
at RubyConf 2019 on Nov 19th, 2019

by Julian Cheal
at RubyConf 2019 on Nov 19th, 2019

by Keavy McMinn
at RubyConf 2019 on Nov 18th, 2019

by Daniel Magliola
at RubyConf 2019 on Nov 19th, 2019

by David McDonald
at RubyConf 2019 on Nov 20th, 2019

by Erica Sosa
at RubyConf 2019 on Nov 18th, 2019

by Yurie Yamane & Masayoshi Takahashi
at RubyConf 2019 on Nov 20th, 2019

by Mina Slater
at RubyConf 2019 on Nov 18th, 2019

by Charles Oliver Nutter & Thomas E Enebo
at RubyConf 2019 on Nov 20th, 2019

by Yusuke Endoh
at RubyConf 2019 on Nov 19th, 2019

by Kevin Miller
at RubyConf 2019 on Nov 19th, 2019

by Ernesto Tagwerker
at RubyConf 2019 on Nov 19th, 2019

by Jon Druse
at RubyConf 2019 on Nov 20th, 2019

by Elle Meredith
at RubyConf 2019 on Nov 19th, 2019

by Colin Fulton
at RubyConf 2019 on Nov 18th, 2019

by Noah Gibbs
at RubyConf 2019 on Nov 18th, 2019

by Udit Gulati
at RubyConf 2019 on Nov 19th, 2019

by Ivan Nemytchenko
at RubyConf 2019 on Nov 18th, 2019

by Ryan Lopopolo
at RubyConf 2019 on Nov 20th, 2019

by Ben Greenberg
at RubyConf 2019 on Nov 18th, 2019

by Frederick Cheung
at RubyConf 2019 on Nov 19th, 2019

by Ufuk Kayserilioglu
at RubyConf 2019 on Nov 19th, 2019

by Mike Calhoun
at RubyConf 2019 on Nov 19th, 2019

by Dmitry Petrashko & Jake Zimmerman
at RubyConf 2019 on Nov 19th, 2019

by Mercedes Bernard
at RubyConf 2019 on Nov 19th, 2019

by Coraline Ada Ehmke
at RubyConf 2019 on Nov 18th, 2019

by Kazuki Tsujimoto
at RubyConf 2019 on Nov 18th, 2019

by DeeDee Lavinder
at RubyConf 2019 on Nov 18th, 2019

by Betsy Haibel
at RubyConf 2019 on Nov 18th, 2019

by Adam McCrea
at RubyConf 2019 on Nov 20th, 2019

by Aaron Patterson
at RubyConf 2019 on Nov 20th, 2019

by Zachary Schroeder
at RubyConf 2019 on Nov 19th, 2019

by hitoshi HASUMI(JP_SMN)
at RubyConf 2019 on Nov 18th, 2019

by Penelope Phippen
at RubyConf 2019 on Nov 19th, 2019

by Kevin Murphy
at RubyConf 2019 on Nov 20th, 2019

by Molly Struve
at RubyConf 2019 on Nov 20th, 2019

by Brian McElaney
at RubyConf 2019 on Nov 20th, 2019

by Amy Newell & Nat Budin
at RubyConf 2019 on Nov 20th, 2019

by Dave Aronson
at RubyConf 2019 on Nov 19th, 2019

by Brandon Weaver
at RubyConf 2019 on Nov 19th, 2019

by Michael Hartl
at RubyConf 2019 on Nov 18th, 2019

by Victor Shepelev
at RubyConf 2019 on Nov 20th, 2019

by Daniel Azuma
at RubyConf 2019 on Nov 18th, 2019