ruby on rails app

File Upload (filecolumn) Web page: http://www.kanthak.net/opensource/file_column/ Installation: Http://opensvn.csie.org/rails_file_column/plugins/file_column Theme Support (Theme Support) Installation: Http://mattmccray.com/svn/rails/plugins/theme_support Dynamic tree-type structure (livetree) Web page: http://www.epiphyte.ca/code/live_tree.html Download: Http://www.epiphyte.ca/downloads/live_tree/live_tree-0.1.2.zip Internationalization Plugi

Ruby means "Ruby", while Ruby on Rails is the ruby that just pulled out of the mine and lie on the rails. Ror (Ruby on Rails) is a web deve

Rails calls the Java method XML sit-ups ). Rails is a complete, open-source web development framework with more happiness and lessCode. The entire framework runs through the dry (do not repeat) principle. For example, after a database table is defined, the class name and object attribute name are automatically determined. Friends who have used hibernate know what I'm talking about (You may say XDoclet,

Today I learned about the latest popular Ruby on Rails. I feel that it is a code generator linked to Oracle.DatabaseI checked the data for half a day. Finally, I found a solution. ^ ______ ^1. Install the driverHttp://rubyforge.org/projects/ruby-oci8/Download and run (double-click) *. rb in the ruby-oci8-mswin2. Change

Ruby on Rails 'activerecord 'SQL Injection Vulnerability (CVE-2014-3483) Release date:Updated on: Affected Systems:Ruby on RailsDescription:--------------------------------------------------------------------------------Bugtraq id: 68341CVE (CAN) ID: CVE-2014-3483Ruby on Rails (RoR or Rails) is an open-source Web app

Ruby development environment and rails development environment: You only need to install the following plug-ins to implement a powerful Ruby rails development environment that supports syntax highlighting, Automatic completion, and syntax error analysis. Vim Plugin: Pathogen. Vim Https://github.com/tpope/vim-pathogen

Create Rails Project To create a normal Rails project, you can use the following command directly: Rails New Blog But in the country because the speed of connection RubyGems is too slow, and Rails by default after building the project structure, will use the bundle command to download the installation de

Use Instantrails to quickly build ruby on rails development environment There's been a lot of interest in Ruby on Rails to see what's been praised by many people, but the development that has been done under Windows is a headache for Ruby on Rails's development environment,

Here simply add a few validations, non-empty, minimum length, uniqueModifying a modelModify the App/models/post.rb file as follows:Class Post At this time to run the service, modify/New model, when nothing is filled, can not be submitted, nor error.What's the reason?Because you didn't show the error message.Modify viewsModify the App/views/posts/new.html.erb file as follows:That is, addFor

This is to setup a developement environment for Ruby 1.87 and rails 2.2.3 on Ubuntu 10.04 (LUCID ).[Sourcecode Language = "bash"]# Make sure Ubuntu is up to date$ Sudo apt-Get update$ Sudo apt-Get dist-Upgrade# Install Ruby$ Sudo apt-Get install ruby1.8-dev ruby1.8 ri1.8 rdoc1.8 irb1.8 libreadline-ruby1.8 libruby1.8 libopenssl-

Ruby on Rails is a Web application that enables you to develop, deploy, and maintain ProgramA simple framework. Of course, all web frameworks share the same goal. What makes rails so different? We can answer this question in several ways. First, look at the architecture. In the past, many developers used the MVC Architecture in rigorous web applications. The

In Ruby on Rails(http://www.maiziedu.com/course/ruby-px/) , many rails Programmers often forget to consider performance issues, which can lead to slow website speeds, a spike in memory usage,and frequent reboots ofApache , so you'll need to optimize rails performance. The s

inheriting the virtual class, and then connect different databases. This is achieved by distributing the models to a different database. In this project, there are two abstract Class model corresponding to the application database, and the log library respectively. These two abstract Class model are: Ruby Code -Speciesschemamodel -Loggingmodel and their corresponding databases can be found in the definition of DATABASE.YML, respectively Java co

Ruby on rails gem install pg cannot be installed, rubyrails gem install pg -v '0.18.2'Building native extensions. This could take a while...ERROR: Error installing pg: ERROR: Failed to build gem native extension. current directory: /Users/bevan/.rvm/gems/ruby-2.3.0/gems/pg-0.18.2/ext/Users/bevan/.rvm/rubies/ruby