Ruby

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

This article introduces the difference between require, load, include, and extend in Ruby, require, load for files, such as. RB, and so on, include, load is used to include the module in a file, Need friends can refer to the following Require,load

Ruby supports a modern language of a rich array of operators. Most operators are actually method calls. For example, A + B is interpreted as a, + (b) The method of the object referenced by the variable is called a parameter with B as its. For each

If the reader has developed a rails based application, but there is a lot of confusion about the data transfer between MVC, congratulations, this article is about summarizing the methods and techniques of the rails data transfer. Ruby on Rails 3

Article Introduction: because SASS relies on the ruby environment, make sure Ruby is installed before installing SASS. The pilot website downloads a ruby. Ruby InstallationBecause SASS relies on the ruby environment, make sure Ruby is

Pre-loading child records discuss issues that are the same as "deferred loading." Usually active records postpone loading child records from the database until you need them, for example, through the example in RDoc, we assume that the blog program

The tailor made for the Basix users among. If you've been itching to try out Ruby and/or Rails, if the Terminal are somewhat new to you, your may find that even the PR Ocess of installing it can generate countless confusing errors. This article

It can be installed using sudo apt-get install ruby, but the version installed in this way is generally older. Alternatively, you can install the new version in the following ways.1. First update the software source, using the domestic. Reference:

Ruby programming language is developed by the Japanese pine line, is a simple and fast object-oriented programming language, today mainly talk about the ruby framework--ruby on Rails (http://www.maiziedu.com/course/ruby/), Maybe some friends don't

1. Debug & comment & Print output debugRuby is an interpreted language, a script, and on Linux, scripts cannot be executed in three ways:1. Run the script with the interpreterInterpreter script FileThat is:Ruby script File2. Run the script

1, Purpose: Use Heroku to deploy the development environment to the production environment. Heroku is dedicated to deploying rails and other Web applications, and the process of deploying rails applications is straightforward-as long as the source

We are preparing to build a ruby development environment because we are interested in Ruby recently. Feel the power of Ruby. Some problems have been encountered during the environment setup process. We have recorded the problems in the following

The production and Running Environments recommended by Ruby on Rails are Linux/FreeBSD/Unix, that is, UNIX operating systems. They use Lighttpd + fcgi solutions. I will take the Linux operating system, Lighttpd + fcgi, MySQL database as an example,

Development Environment Construction in Windows This article describes how to build an RoR development environment in a Windows operating system. 1. Remote Installation A. Step 1: download and install the Ruby one-click installation package Download

Tutorial on efficient unit tests on Ruby on Rails, rubyrails In the system developed by the author, a large amount of data needs to be analyzed, which not only requires accurate data analysis, but also requires a certain speed. Before writing the

Use Ruby to process text tutorials, and use ruby to process text tutorials Similar to Perl and Python, Ruby has excellent functions and is a powerful text processing language. This article briefly introduces Ruby's text data processing function and

Using RJB to use Java code in Ruby on Rails, parse brails Before getting startedAbout this tutorial Ruby on Rails (Rails) is a full-stack Web application framework written in Ruby, ruby is a rich, free, scalable, portable, and object-oriented

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 Ruby itself makes this

Recently I learned rails (reference material http://railstutorial-china.org/rails3/). When Heroku is deployed (git push heroku master), the terminal prompts: push rejected no cedar-supported app detected error. After studying for a long time, the

Install Ruby, Rails runtime environment, and rubyrails quickly and correctly How to quickly and correctly install Ruby and Rails runtime Environments For new entry-level developers, installing Ruby, Ruby Gems, and Rails running environments may be a