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New posts in ruby

Dockerfile for Ruby app - why is WORKDIR specified as /usr/src/app

ruby docker

Add link to a flash notice in Rails ActiveAdmin view

ruby-on-rails ruby activeadmin

How does the method reference operator .: work?

ruby ruby-2.7

What's the meaning of :[]

ruby ruby-on-rails-3

Bundler could not find compatible versions for gem "bundler": In Gemfile:

ruby github rubygems jekyll

How to read the second line in a document.txt and then make a loop that reads line +1 in this document

ruby watir

Downgrade to OPENSSL version 1.0 from 1.1 on mac

ruby macos openssl macos-mojave

Gem::InstallError: rubyzip requires Ruby version >= 2.4

ruby-on-rails ruby rubygems

Is this Ruby code using threads, thread pools, and concurrency correctly

ruby-on-rails ruby multithreading concurrency

CocoaPods installation failed "Failed to build gem native extension"

ios ruby xcode rubygems cocoapods

Not able to access different databases in rails console in production environment

ruby-on-rails ruby

Capistrano not restarting Mongrel clusters properly

ruby-on-rails ruby deployment capistrano mongrel

Why is a Regexp object considered to be "falsy" in Ruby?

regex ruby boolean jruby yarv

How do I find out who is connected to ActionCable?

ruby publish-subscribe subscriptions ruby-on-rails-5 actioncable

Detect key press (non-blocking) w/o getc/gets in Ruby

ruby input nonblocking

RVM + Zsh "RVM is not a function, selecting rubies with 'rvm use ...' will not work"

ruby shell rvm zsh oh-my-zsh

How do I change column type in Heroku?

ruby-on-rails ruby database postgresql heroku

Ruby - Creating a file in memory

ruby csv io

How to access (devise) current_user in a rspec feature test?

ruby-on-rails ruby rspec devise

What is the best practice when it comes to testing "infinite loops"?

ruby-on-rails ruby tdd rspec rr
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