About Ruby on Rails
Ruby on Rails is an application stack that provides developers with a framework to quickly create a variety of Web applications. ruby on Rails does take a little while to install on a virtual server, but luckil
The first two sections of this series have already covered how to configure the Ruby on Rails development environment, and now it's time to get to the point!Part1. Pre-development Preparation
The main task of this time is to develop the first rails program. In particular, this time I chose a (PAAs development platform), which is the Cloud 9 platform describ
Keywords: Ruby on Rails, instantrails, windows, getting started, tutorial
I always wanted to try Ruby on Rails, but I was not familiar with Apache and MySQL, and I was not confident in setting up the rails environment. So I never started. After learning about instantrails,
Introduction: Ruby on Rails is just one aspect of making Ruby very powerful, just as EJB is part of the Java Enterprise platform. Andrew Glover reveals what Java developers can do with Ruby.
Before I begin this article, I need to clarify a few things. First, it's not an article about
I have always been very interested in Ruby on Rails. I want to see something that has been praised by many people, but I have been working on windows development, it is still a headache to build the development environment of Ruby on Rails, Which is why Ruby on
applications and display HTML pages to users without any effort, you can also provide a Rest API-based Web Service. In addition, you can easily consume the Rest API-based Web Service provided by a third party just like using a basic data Model.
By using the search engine, you can find many articles similar to using Ruby On R
Brief introduction
The Ruby on Rails framework has been widely watched since its inception and, guided by ideas like "Don't repeat Yourself" and "contract is superior to configuration", rails gives Web developers a very high level of development efficiency. ActiveRecord's flexibility allows you to use a very easy-to-use Hibernate without cumbersome configuration
1. Auxiliary methods2. StringEnter "IRB" into the ruby command-line development environment, and the controller starts by executing "rails console" on the command line.(1) String connection>>"foo"+"bar"="foobar" (2) Interpolation by special syntax #{}>>first_name="Amy" ="Amy">>" #{first_name} Sun"+"Amy Sun "(3) The difference between a single-quote string and a double-quote string: Single-quote strings the
Brief introduction
Today's applications need to interoperate not only with browser-based clients, but with other applications as well. For interoperability, Web applications typically provide a Web service API. The Web services API provides remote access to applications through a network, such as the Internet. Until recently, the Web services API had also been i
Before you start
About this tutorial
Ruby on Rails (rails) is a full-stack WEB application framework written in Ruby, and Ruby is a rich, free, extensible, portable, object-oriented scripting language. Rails is very pop
languages, you also need to prepare other files ):
[1] En. yml (English version)
[2] zh-CN.yml (Simplified Chinese)2.3 Step 3: edit the config/locales folder (1)
For example, in this folder, we can see that there is only one file: En. yml. Open it and find that there are only two lines of code:
en: hello: "Hello world"
This is a yml file template. Now we need to replace it with the above en. yml
Click "EN. yml" to open the file, copy and paste the webpage content, and overwrite the original e
neat and exception.A very effective solution is to enforce type checking and assertions for some important types of parameters, especially API. For example, on Airbnb, we use a validation gem to detect the type of all required variables in code, similar to assertions like "Validate Count Is_a Integer".Second, many people are ActiveRecord smattering on the Ruby on Rails
Installing Ruby with Upgrade RubyGemstip: If you are prompted for permission issues during the installation process in the Ubuntu environment, you can use sudo make and sudo makes install.
1.Ruby Installation
wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p125.tar.gz \
TAR-XZVF
This chapter launches the introduction of model: including check and delete operation. And then the above section, [Ruby on Rails] and I learned the HelloWorldCreating models using commands to create modelsCreate a table post, default comes with two field title:string, Content:text, use the singular post instead of the plural in the model by convention postsCD Blograils G model post title:string Content:tex
1.1.rails
1.1 create a rails Application
Program
$ Rails app_name
Optional:
-D, database = xxx specifies to install a database (MySQL Oracle PostgreSQL sqlite2 sqlite3), which is a database by default
-R, ruby-Path = specifies the ruby installation path. If not, scripts u
future of your framework? What changes will be convenient for user development? Will you support Ajax in the native way? Are you planning to support it?He believes that the JSF standard should be provided by a third party. JSF (2.0) provides "partial faces request", which is an Ajax implementation. JSF also enhances annotation build programming.5. Are there any rumors about your framework that need to be clarified? If so, what is it?Many JSF books use struts for comparison. He believes that thi
I. Railway
1.1 create a rails Application
Program
$ Rails app_name
Optional:
-D, database = xxx specifies to install a database (MySQL Oracle PostgreSQL sqlite2 sqlite3), which is a database by default
-R, ruby-Path = specifies the ruby installation path. If no path is specified, SCR javaspts uses env to find
Several programming skills for accelerating Ruby on Rails, rubyrails
Ruby is often praised for its flexibility. As Dick Sites says, you can "Program for programming ". Ruby on Rails extends the core Ruby language, but
Reprint, original link http://linux.cn/portal.php?mod=viewaid=170 using Ubuntu to build a Ruby on Rails Local development environment
Want to develop a Ruby on Rails app? Although there are already some (beginner) Ruby on Ra
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