C - Rails C - Rails #include #include #include using namespace std; int a[1010
用法: rails new APP_PATH [选项] //APP_PATH项目名称 选项: 选项 说明 [--skip-namespace], [--no-skip-namespace]...checkout [--edge], [--no-edge] 使用指向Rails的Gemfile设置应用程序 [--rc=RC] 包含rails的额外配置选项的文件路径 [--no-rc],...: 'rails new'命令创建一个带有默认值的新Rails应用程序 你指定的路径上的目录结构和配置。...您可以指定每次使用的额外命令行参数 'rails new'在主目录的.railsrc配置文件中运行。 请注意,.railsrc文件中指定的参数不会影响 默认值此帮助消息中显示的值。...例: rails new ~/Code/Ruby/weblog 这会在〜/ Code / Ruby / weblog中安装并生成Rails框架 本文转载于:https://www.oxida.cn
Rails 4 安装 针对于安装了RVM gem install rails 没有的话应该主 sudo gem install rails 安装RVM能够用 \curl -L https://...get.rvm.io | bash -s stable 查看rails版本号 rails -v Rails 4.0.3 似乎这就是当前的最新版本号 Ruby版本号 We recommend...create .gitignore create Gemfile create app create app/assets/javascripts/application.js...执行Rails $rails server 这种话打开 http://localhost:3000 就能够看到,Rails的欢迎界面Welcome aboard,有点类似于Django-CMS的小马哥...welcome_helper_test.rb invoke assets invoke coffee create app/assets/javascripts/welcome.js.coffee
Rails Resources Here I list some rails resources I found very helpful....Quick Start Ruby on Rails Guides Rails Bridge Tutorials Point Book The Rails 4 Way, Best rails book....Ruby on Rails Tutorial API Ruby on Rails API Screencast Rails Casts, excellent rails screencast by Ryan...Guide Land Rails Dream Job Rspec Documentation How I learned to test my Rails applications Railscasts...RSpec-Rails saasbook/bdd-tdd-cycle jQuery w2schools codeschool try jQuery
articles do resources :comments resources :images, only: :index end 从对象创建路径和RUL地址 除了使用路由辅助方法,Rails...的实例,而不只是数字ID: 还可以使用 url_for 方法时传入一组对象,Rails...会自动确定对应的路由: Rails能够识别各个实例,自动使用 magazine_ad_path...选项设定的散列为路由定义默认值,未通过动态片段定义的参数也可以指定默认值 get 'photos/:id', to: 'photos#show', defaults: {format: 'jpg'} Rails...这个路由能够识别以下路径: /photos/make /photos/1/change :path_names 选项不会改变控制器动作的名称,仍然映射到 new 和 edit 动作上 限制创建的路由 Rails
[Cover] 学 Ruby 和 Rails 有一段时间了,后面准备也准备把站点换了。不过开始开发之前,我先把 Rails 部署的坑先踩了。...创建数据库: $ RAILS_ENV=production rails db:create $ rails db:create 配置好数据库后就是拉起 Rails 了,但是此处有坑。...$ rails s 在 Rails 5 中第一条拉起命令会出错,错误提示如: initialize': Cannot assign requested address - bind(2) for "IP..." 这是因为 Rails 5 已经是 IP V6 Only,而腾讯云默认是不开启的,所有需要我们手动修改设置。...", __FILE__) shared_dir = "#{app_dir}/shared" # Default to production rails_env = ENV['RAILS_ENV'] |
If you use rails, then you should know how to use RSpec to test your rails app....Set Up Gem We will use the most popular gems combo here. group :development, :test do gem 'rspec-rails...' gem 'factory_girl_rails' #give us some test data to play with end group :test do gem 'capybara...Model is the most inportant part of rails app, make sure they are test with high coverge....applications Railscasts RSpec-Rails saasbook/bdd-tdd-cycle
Rails Time Limit: 1sec Memory Limit:32MB Description There is a famous railway station in PopPush City
In your rails app, you can use easily do this....Here is a quick guide on how to use markdown and pygments in your rails app.
sprockets 3.6.0 Installing sdoc 0.4.1 Using activesupport 4.2.6 Using loofah 2.0.3 Using mail 2.6.4 Using rails-deprecated_sanitizer...1.0.3 Using globalid 0.3.6 Using activemodel 4.2.6 Installing jbuilder 2.4.1 Using rails-html-sanitizer...1.0.3 Using rails-dom-testing 1.0.7 Using activejob 4.2.6 Using activerecord 4.2.6 Using actionview...4.2.6 Using actionpack 4.2.6 Using actionmailer 4.2.6 Using railties 4.2.6 Using sprockets-rails 3.0.4...Installing coffee-rails 4.1.1 Installing jquery-rails 4.1.1 Using rails 4.2.6 Installing sass-rails
. ---- Rails 的目录结构 [root@h202 blog]# tree . ├── app │ ├── assets │ │ ├── images │ │ ├── javascripts...│ │ │ └── application.js │ │ └── stylesheets │ │ └── application.css │ ├── controllers...└── views │ └── layouts │ └── application.html.erb ├── bin │ ├── bundle │ ├── rails
# bundle list | grep uglifier * uglifier (3.0.0) [root@h202 blog]# 那为什么会报错呢,原因是 uglifier 这个包,其实是 JS...的一层包装,它需要 JS的运行环境或者JS的解释器 Uglifier minifies JavaScript files by wrapping UglifyJS to be accessible in...[root@h202 blog]# 再次尝试 启动服务 [root@h202 blog]# rails server => Booting WEBrick => Rails 4.2.6 application...starting in development on http://localhost:3000 => Run `rails server -h` for more startup options =
Use will_paginate to Seperate Pages It's a common practice to use pagination if ...
1.环境 # ruby -v ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-linux] # rails -v Rails 3.0.7 gem...现在这些在rails 3.*都没有了?...#Rails New Lala 创建 …… 创建脚本 创建脚本/轨道 …… 研究才发现,新版rails,在一次封装分类了....用法:导轨COMMAND [ARGS] 最常见的rails命令是: 生成生成新代码(快捷别名: “ g”) console启动Rails控制台(快捷别名: “ c”) 服务器启动Rails...“ rails new my_app” 创建一个 新的应用程序名为MyApp的 在 “.
前言 Rails 是使用 Ruby 语言编写的网页程序开发框架 通过为开发者提供常用组件,来简化网页程序的开发 Tip: 类似于 python 的 Django ,perl 的 Dancer Rails...our code is more maintainable, more extensible, and less buggy 约定优于配置 Convention Over Configuration: Rails...不要把有限的生命浪费在人家已经反复踩过的坑里 配置如果不在代码内部消化,必然要在外面申明,而配置复杂到一定程度后,本身就已经成为了一门具备独立语法的体系,逻辑不在代码里就在配置里,逻辑是守恒的 这里分享一下 Rails...的相关基础,详细可以参考 官方文档 和 Ruby China 的 Rails 入门 Tip: 当前的最新版本为 Rails 5.0.0.beta3 发布于 February 27, 2016 4:00
-1.0.3.gem (100%) Successfully installed rails-html-sanitizer-1.0.3 Fetching: rails-deprecated_sanitizer...-1.0.3.gem (100%) Successfully installed rails-deprecated_sanitizer-1.0.3 Fetching: rails-dom-testing...-1.0.3 Installing ri documentation for rails-deprecated_sanitizer-1.0.3 Parsing documentation for rails-dom-testing..., rails-deprecated_sanitizer, rails-dom-testing, rack-test, erubis, builder, actionview, actionpack,...0 [root@h202 ruby]# rails --version Rails 4.2.6 [root@h202 ruby]#
查看可用ruby版本 [root@h202 ruby]# rvm list known -bash: rvm: command not found [root@...
RVM (Ruby Version Manager) 是一个 CLI 工具,可以用来对 ruby 的多个版本进行安装,隔离和管理
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