rails helpers

Release date:Updated on: 2013-01-31 Affected Systems:Ruby on Rails 3.xRuby on Rails 2.xDescription:--------------------------------------------------------------------------------Bugtraq id: 57575CVE (CAN) ID: CVE-2013-0333Ruby on Rails (RoR or Rails) is an open-source Web application framework written in Ruby. It is

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 Rails) is an open-source We

Ruby $ sudoapt-getinstallrubyruby-devirblibopenssl-rubygem $ sudoapt-getinstallrubygems $ vi ~ /. BashrcexportPATH = "$ PATH":/var/lib/gems/1.8/bin $ source Install Ruby, Rails, and Passenger in Ubuntu Ruby $ Sudo apt-get install ruby-dev irb libopenssl-ruby Gem $ Sudo apt-get install rubygems$ Vi ~ /. Bashrc Export PATH = "$ PATH":/var/lib/gems/1.8/bin $ Source ~ /. Bashrc Rails $ Sudo gem install

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 versions in the background? How to Improve pa

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 in lowercase. Has_many must be followed by a

1. Prepare the library used for installation $ Sudo apt-Get install GCC g ++ build-essential libssl-dev libreadline5-dev zlib1g-dev Linux-headers-generic 2. Download ruby1.9.2 source code compilation and Installation $ Wget ftp://ftp.ruby-lang.org//pub/ruby/1.9/ruby-1.9.2-p0.tar.gz (If you cannot download, you can choose: http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.2-p0.tar.bz2, http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.2-p0.zip) $ Tar-xvzf ruby-1.9.2-p0.tar.gz $ CD ruby-

For newly-introduced developers, how to install Ruby, the operating environment of Ruby Gems and Rails can be a problem, this page focuses on how to quickly install a ruby development environment with a reliable path.The secondary installation method is also applicable to the product environment!System RequirementsFirst determine the operating system environment, it is not recommended to engage in Windows, so you need to use: Mac OS X Any

The three components of devise, cancan, and rolify combine to create a complete and powerful user rights model. Devise introduction, responsible for user registration, login, exit, retrieve password and other operations. Detail reference devise on GitHub Cancan, which is responsible for role creation, authorization of roles, displaying elements in the page based on authorization, and throwing exceptions when the model is out of authorization. Detail reference rolify on GitHub Ro

[Email protected]:/var/www/ashelf$ rails_env=production Rails susage:rails new App_path [options]options:-R, [--ruby=Path] # path to the Ruby binary of your choice# Default:/home/diudiugirl/.rvm/rubies/ruby-2.3.0/bin/Ruby-B, [--builder=Builder] # path to a application BUILDER (can be a filesystem Path or URL)-M, [--template=Template] # path to the application TEMPLATE (can be a filesystem Path or URL) [--skip-gemfile], [--no-skip-gemfile] # Don'T crea

Using Rake in Rails to manage MySQL databases as an excellent programmer, in addition to writing a large number of programs, it is inevitable to create a large number of databases. In the past few years, I have created and managed a large number of MySQL databases. in this process, I have used various tools for management, so that the process is simpler, for example, the preferred graphical management tool PHPMyAdmin and command line-based MySQL clent

Description: User resources include user data models and Web pages related to this model.1. The user data model is as follows:2. Using rails built-in scaffolding to generate user resources, execute the following command:$ rails Generate scaffold User name:string email:string #创建模型$ rails Destroy Scaffold User #销毁模型$ bundle EXEC Rake db:migrate #用Rake来迁移数据库, in or

Install the Apache server and use the passenger plug-in to deploy the rails Application Based on Ubuntu12.04LTS. A small example can be deployed on WEBrick of rails, and Apache will be available later. Install the apache server command is the sudoapt-getinstallapache2 installation passenger plug-in installation is not available immediately, because you want to run the r