[root@redhat7 demo]# rails server/usr/local/rvm/gems/ruby-2.4.1/gems/bundler-1.16.0.pre.2/lib/bundler/runtime.rb:86:in `rescue in block (2 levels) in require': There was an error while trying to load the gem 'uglifier'. (Bundler::GemRequireError)Gem
Ruby on Rails的安装,是从被称为RubyGems的包管理系统开始的.Ruby on Rails是由Ruby处理系统的类库的.被称为“gem”的格式来进行配置的.“gem”形式的类库,通过使用RubyGems,很容易的来进行安装/卸装.在本文档中,介绍了基于“面向Windows7的安装次序”完成Ruby处理系统(1.9.3)的安装后,进行Ruby on Rails安装的次序.1. RubyInstaller Development Kit (DevKit)的安装在使用RubyGems安
After following many outdated and incomplete instructions for setting up a web development environment on a Mac (back in March 2012), and spending a lot of time finding solutions to the problems I encountered along the way, I decided to put together
装完rails后创建应用程序: rails new demo 进入创建的demo文件夹 cd demo 检查安装环境 rake about 这时出现错误 Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs for a list of available runtimes. 解决办法: 引用两个gem:execjs和therubyracer,在应用跟目录下的GemFile中添加: gem ‘e