gem-bundler

I am PHP programmer that know Rails. Ruby gem bundler very good tool to install dependencies, does php have something like that?(maybe some php framework have such tool). Expanation about gem bundler: Bundler manages an application's dependencies through its entire life across many machines systematically and repeatably. There is Composer . Composer is a package manager tracking local dependencies of your projects and libraries. Then you have Packagist (which is the main Composer repository). Packagist is the main Composer repository. It aggregates all sorts of PHP packages that are

I added omniauth gem to my gemfile and tried to run bundle install, but got a message about incompatibility of rails and bundler versions. I tried to update rails, but got messages about incompatibility with other gems. How can I downgrade bundler to 1.0? $ bundle install Fetching gem metadata from http://rubygems.org/...... Fetching gem metadata from http://rubygems.org/.. Bundler could not find compatible versions for gem "bundler": In Gemfile: rails (= 3.0.0) ruby depends on bundler (~> 1.0.0) ruby Current Bundler version: bundler (1.1.1) This Gemfile requires a different version of Bundler

OS is Ubuntu 12.04, 64 bit. New to rails. Relatively new to Ruby. Following the ruby.railstutorial.org tutorial, chapter 3. The tutorial has been updated to use ruby 2.0.0 and Rails 4.0.0.rc1. Previously the gemfile was specifying Rails 3.2.13 and not specifying Ruby version. After moving to the latest Gemfile in the tutorial, ruby 2.0.0 and Rails 4.0.0.rc1, I'm getting the following error when running rails commands. Example here is rails server user@machine:~/bin/railslearn/sample_app$ rails server /home/paul/bin/railslearn/sample_app/config/application.rb:7:in `require': cannot load such

I have ruby installed on my ubuntu 16.04. $which ruby /usr/bin/ruby $ruby -v ruby 2.3.0p0 (2015-12-25) [x86_64-linux-gnu] $gem install bundler ERROR: While executing gem ... (Gem::FilePermissionError) You don't have write permissions for the /var/lib/gems/2.3.0 directory. Any help will be greatly appreciated! derek You first need to uninstall the ruby installed by Ubuntu with something like sudo apt-get remove ruby . Then reinstall ruby using rbenv and ruby-build according to their docs: cd $HOME sudo apt-get update sudo apt-get install git-core curl zlib1g-dev build-essential libssl-dev