coursera ruby on rails

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

When you first start learning about rails, you might be confused about how to automatically handle naming in rails, such as how to find a table named people in the database based on a model named person, and this time we'll look at the naming conventions in rails. 1. Mixed case, underline, plural We often use abbreviated named variables, in

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

Release date:Updated on: Affected Systems:Ruby on Rails 3.2.xRuby on Rails 3.1.xRuby on Rails 3.0.xRuby on Rails 2.3.xDescription:--------------------------------------------------------------------------------Cve id: CVE-2012-2694, CVE-2012-2695 Ruby on

Some websites collected by Ruby on Rails during this time. I personally feel good. If you are interested, please check them out. Infoq Codebetter Napcsweb Riding Rails Rubyonrails Taoxi technology Diary Rails framework technology lecture Learning

change the later version. We will also continue to wait for a long download. After the compilation process is completed, Ruby and Ruby gems will be installed. Step 3-set the ruby version After the rvm is installed, You need to execute the following command to set the ruby of the specified version to the default v

Ruby on Rails 'activerecord 'SQL Injection Vulnerability (CVE-2014-3482) Release date:Updated on: Affected Systems:Ruby on RailsDescription:--------------------------------------------------------------------------------Bugtraq id: 68343CVE (CAN) ID: CVE-2014-3482Ruby on Rails (RoR or Rails) is an open-source Web app

Ruby on Rails is a software package for writing network applications. It's based on a computer software language, Ruby, Provides powerful framework support for program developers. You can write first-class networking software with less code and a lot more time than before. The more famous community sites 43things.com, odeo.com and basecamphq.com are using

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

BKJIA Translation: Nginx has become the third largest Web server in the world. Among the top 10 Web servers used by domestic websites, Nginx is also among the top. Ruby on Rails is a new generation of Web development languages that have become popular in recent years. Its easy-to-use and agile features have attracted the attention of many Web developers. This article will guide you to install and configure

(: 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