Top "Bundler" questions

Bundler is a tool that makes it easier to keep track of what Ruby gems (and what versions of those gems) an application depends upon.

Why does bundle ignore "gem 'pg'"?

Currently Working Not sure what happened. Built gemfile.lock on a linux box and moved it over. Had missing things, …

ruby-on-rails ruby gem bundler pg
What is flat bundling and why is Rollup better at this than Webpack?

I have recently been looking into rollup and seeing how it differs from Webpack and other bundlers. One thing I …

reactjs webpack bundler rollupjs
What is the difference between "rails s" and "bundle exec rails s"?

What is the difference between rails s and bundle exec rails s? People seem to say that bundle exec rails …

ruby-on-rails ruby bundler
An error occurred while installing libv8 (3.16.14.7), and Bundler cannot continue

I'm getting a cyclic error here: Bundler::GemspecError: Could not read gem at /path/to/website/vendor/cache/ruby/2.1.0/cache/…

rvm bundler libv8
Force bundle install to use https:// instead of git:// for GitHub-based gems

I am trying to build a rails project and because the host I am working on doesn't have access to …

ruby github bundler
Bundler and wrong binstubs?

I run rails s or bundle exec rails s and I get this warning: Bundler is using a binstub that …

ruby bundler
How to create a new Ruby gem?

To create a new Ruby gem, should I use Jeweler or should I use Bundler's built-in gem skeleton to create …

ruby rubygems bundler
Gem::LoadError: can't activate pg (~> 0.18), already activated pg-1.0.0

I've been doing the Rails tutorial found here and have been successful up to the point of having to migrate …

ruby-on-rails ruby postgresql bundler rails-migrations
How do I keep all gems in Gemfile compatible after an update

My question has already been asked here, but I am trying to understand the reasons behind it as opposed to …

ruby-on-rails rspec ruby-on-rails-3.1 bundler gemfile
Error on starting application Bundler::GemNotFound

I have just started a new app but am getting this error when I click the 'about your application's environment' …

ruby-on-rails gem bundler rack rack-pow