Videos
![[EN] Crystalball: predicting test failures / Alex Rodionov @p0deje - YouTube](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsiZGF0YSI6OTM1MywicHVyIjoiYmxvYl9pZCJ9fQ==--d3618e586b8e1de21c0e8b24d599c4a782e7e1f4/open-uri20190516-1504-t70oaa.avif)
[EN] Crystalball: predicting test failures / Alex Rodionov @p0deje - YouTube
Tests are often slow and are a bottleneck in development. We build complex CI systems with heavy parallelization to reduce the amount of time it takes to run all the tests, but we still tend to run all of them even for the slightest change in code...
![[EN] GraphQL Migration: A Proper Use Case for Metaprogramming? / Shawnee Gao @gao_shawnee - YouTube](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsiZGF0YSI6MTE1ODUsInB1ciI6ImJsb2JfaWQifX0=--6b22c97ee0c359008d1ab980a28a5b3523de6363/open-uri20190516-1504-pou13q.avif)
[EN] GraphQL Migration: A Proper Use Case for Metaprogramming? / Shawnee Gao @gao_shawnee - YouTube
When my team took the plunge to migrate Square’s largest Ruby app to GraphQL, no way were we going to manually redefine over 200 objects. Implementing a GraphQL layer includes repetitive and straightforward processes that can be expedited with met...
![[EN] State of Sorbet: A Type Checker for Ruby / Jake Zimmerman @jez, Paul Tarjan @ptarjan - YouTube](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsiZGF0YSI6MTE1OTMsInB1ciI6ImJsb2JfaWQifX0=--d01f6559b827fa1f8101cdccafc2b4b7d1421da8/open-uri20190512-21391-17cbbi2.avif)
[EN] State of Sorbet: A Type Checker for Ruby / Jake Zimmerman @jez, Paul Tarjan @ptarjan - YouTube
We have developed a typesystem for Ruby at Stripe with a goal of helping developers understand code better, write code with more confidence, and detect prevent significant classes of bugs.This talk shares experience of Stripe successfully adopting...
![[EN][Keynote] Optimization Techniques Used by the Benchmark Winners / Jeremy Evans @jeremyevans0 - YouTube](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsiZGF0YSI6MTE1NjQsInB1ciI6ImJsb2JfaWQifX0=--c8506ec862252d344042c72d3ec677a430dd34fa/open-uri20190510-13582-hh4j2g.avif)
[EN][Keynote] Optimization Techniques Used by the Benchmark Winners / Jeremy Evans @jeremyevans0 - YouTube
Sequel and Roda have dominated TechEmpower's independent benchmarks for Ruby web frameworks for years. This presentation will discuss optimizations that Sequel and Roda use, and how to use similar approaches to improve the performance of your own ...
Building the React Registration Component - YouTube
In this episode in the course, we will build out a registration component in the React application and connect it to the Ruby on Rails authentication API.This is part 5 of 10 in the Ruby on Rails React Authentication course. Checkout the playlis...
RubyHack 2019: Cache is King: Get the Most Bang for Your Buck From Ruby by Molly Struve - YouTube
RubyHack 2019: Cache is King: Get the Most Bang for Your Buck From Ruby by Molly StruveSometimes your fastest queries can cause the most problems. I'll take you beyond the slow query optimization and instead zero in on the performance impacts surr...
Trailblazer Introduction by Nick Sutterer - YouTube
@apotonick's talk about #trailblazer during 14th #pivorak Lviv Ruby Meetup, Ukraine. Slides from this speech can be easily found here - http://bit.ly/2axchsF Has something to add about this topic? Please, reach us out: Facebook - https://www.faceb...
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