ruby on rails bootstrap

0. System Environment Uname-a Linux moyo-desktop3.19.0-21-generic#21-Ubuntu1418:31:112015 x86_64 x86_64 x86_64 GNU/Linux1. Install Curl sudo apt-get Install Curl 2. Install RVM Curl-l Get.rvm.io | Bash-s Stable > 注意：如果提示错误警告，执行下面命名来获取公钥：gpg --keyserver hkp://keys.gnupg.net409B6B1796C275462A1703113804BB82D39DC0E3>如果依然报错，执行下面命令：curl -sSL https://rvm.io/mpapis.asc | gpg --import ->完成后重新安装rvm：curl -L get.rvm.io | bash -s stableActivate RVM: Source/h

Release date:Updated on: Affected Systems:Ruby on Rails 3.xRuby on Rails 2.xRuby on Rails 1.xDescription:--------------------------------------------------------------------------------Bugtraq id: 54958Cve id: CVE-2012-3464 Ruby on Rails (RoR or

Details about the association between models in ruby on rails: rubyrails Preface:Before learning model Association, remember the following points:1. Link. Both ends must be written. Otherwise, errors that beginners cannot understand may occur. It is also very beneficial to understand the code.2. The model name is singular and the controller is plural.3. blong_to must be followed by a singular number and be

1. Goal: Mastering MVC and Rest, generators, migrations, routes, embedded RubyThis book deals with the Rails,ruby language, the test framework (minitest) that rails uses by default, the Unix command line, HTML,CSS, a small amount of javascript, and a bit of SQL.2. Demo Application:Hello_app (v. 1.3)Toy_app (2nd Chapter)Sample_app (chapters 3rd through 12th)3. The

Install RVM You typically use RVM or rbenv to install Ruby, where you choose RVM. $ Curl-ssl Https://get.rvm.io | Bash-s Stable Load into RVM: $ SOURCE/HOME/LIBUCHAO/.RVM/SCRIPTS/RVM $ rvm-v RVM 1.25.12 (Stable) by Wayne E. Seguin Then execute the following command: $ type RVM RVM is a function ... Description RVM installed correctly.Install Ruby Installing

Show iphone content to client Using the IUI and IPhone list structure The IPhone and ipod touch make mobile Safari a popular American mobile browser. Although it is more than enough to present a regular web page with Mobile Safari, many web developers have created an application version for the IPhone. This article is part 2nd of the "Use Ruby on Rails and Eclipse development IPhone Apps" series, which de

In this article, I read "Creating a Ruby on Rails Development Environment on Mac OS X" and sorted it out following his steps. The content is basically the same, and some images are added. If you want to see the original content, please refer to the blog of the repair team here. To install Ruby on Rails on Mac, you mus

1) Install Ruby Download installation package:http://rubyforge.org/frs/?group_id=167, I downloaded the Rubyinstaller-1.8.7-p302.exe After loading, you can use RUBY-V test whether the installation is successful, such as figure, if a version of the installation is successful 2) Installation RubyGems RubyGems is a Ruby Package Manager tool that mak

Implementing the search for XForms by doctors and patients Brief introduction So far, we have created a DB2 database and three XForms to help patients and nurses manage patient data. By using Ruby on Rails as a processing interface, patients can add new records to the database and update the information later. So the nurse can view and modify the information appropriately and approve the input when the pa

versionsRvm List knownInstall a ruby versionRvm install 1.9.3The latest 1.9.3 is installed here. You can install it in the rvm List known list. Use a ruby versionRvm use 1.9.3If you want to set it to the default version, you can Rvm use 1.9.3 -- defaultQuery installed RubyRvm listUninstall an installed versionRvm remove 1.9.2 6. Install the yaml Library:Apt-Get install libyaml-Dev 7. Because there are diff

Http://developer.51cto.com/art/200610/33171.htm Ror is Ruby on Rails. Ruby is a well-known dynamic language. It's a dynamicLanguage. Simple andEasy. Dynamic Language is interpreted and executed, but the performance may be discounted, but not absolute, because the application is complex and the performance is comprehensive, this was responded to in a circulating t

, start the program: $ Rails Server **NOTICE:C extension not loaded. This is required a for optimum MongoDB Ruby driver performance. You can install the extension as follows: Gem Install Bson_ext If you are continue to receive this message over installing, make sure that the bson_ext gem are in your load path and tha T the Bson_ext and MONGO gems are of th

Release date: 2011-11-17Updated on: 2011-11-21 Affected Systems:Ruby on Rails 3.xUnaffected system:Ruby on Rails 3.1.2Ruby on Rails 3.0.11Description:--------------------------------------------------------------------------------Bugtraq id: 50722 Ruby on Rails (RoR or

Getting started with image processing in Ruby on Rails, rubyrails Images can be said to be a vital part of any application. From social networks to a simple Bug tracker, images play an important role. However, managing images is not an easy task. It takes a lot of time and effort to plan images in advance. This article demonstrates how to achieve this in Rail. How to process your images and create multiple

Release date:Updated on: Affected Systems:Ruby on Rails 3.xUnaffected system:Ruby on Rails 3.0.4Description:--------------------------------------------------------------------------------Bugtraq id: 46292Cve id: CVE-2011-0448, CVE-2011-0449 Ruby on Rails (RoR or Rails) is

Action View: Helpers AssetsAndAjax RESTfulAnd table ticket Design Multi-country regions and zones ActionMailer: EmailSending and receiving ActiveSupportTool correspondence Handler RailsTips RailsSuspected zookeeper User Authentication Zookeeper Performance and Cache Network Security Website website Non-synchronous processing RailsProgram Best Practices Appendix Development Environment Security GitVersion Control System Basis RailsCase Study

(: starting_worker_process) Do | forked | extends Mapper. Connection. Connect if forked endend 4. Create a mongo. Rake file under the lib directory (not used in this article) Namespace: DB do namespace: test do task: Prepare do # Stub Out for MongoDB end endend After completing the preceding steps, start the program: $ Rails server ** notice: C extension not loaded. this is required for optimum MongoDB Rub