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[Ruby on Rails Learning 1] ubuntu14.04 configure rvm and ruby, ubuntu14.04rvm To install ruby, you must first install rvm. Rvm is Ruby Version Manager, a command line tool developed by Wayne E. Seguin. Rvm allows you to easily install and manage
Ruby Plus is a site offering free Ruby and rails related screencasts recorded by Bala paranj, much in the same vein as Ryan Bates 'railscasts. the screencasts are generally similar in length and overall format to those from railscasts. so far there are 29 episodes you can download. The first twelve screencasts in the archive (for which you have to register to do
The Run-time configuration of rails is controlled by the files in the Config directory. 1. Runtime Environment (Runtime environment) When developers write code, the requirements are many and varied. In development you may need a lot of logins to load the changed code. When testing, you need to separate the systems from each other. Before publishing, you may need to optimize performance and keep users away from bugs. To support all this, rials has t
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
How to learn ruby from 0 on Rails (stroll) Ruby is a programming language, and Ruby on Rails is a web framework for Ruby, referred to as rails. There are a lot of people who are interes
It seems to be another technical trend ~ Let's see if it can be pushed ~ Please note .... Can a single-person force and a mantra of "Simplicity first" enable the development of Web applications? David Heinemeier Hansson, a Copenhagen resident on November 26, has created a framework to help Web developers increase their productivity. In addition, he has developed a set of tools based on the original design. Hansson's example is "Ruby on
Ruby on Rails and J2EE: Can they coexist?Comparison of Two Web Application Frameworks Document options Send this page as
How to Improve Ruby On Rails Performance 1 Introduction to Introduction It is always said that Rails is so slow that it has become a common issue in the Ruby and Rails communities. However, this statement is not true. As long as you use
' ========= 'Test output[Email protected]:/home/ywt/ror_tests/ruby_tests# Ruby Print_test.rbhello Worldhello World =========ThatPuts str = print str + print New_line (New_line under Windows is ' \ r \ n ', Linux above is ' \ n ')Class General definitionClass AclassendNote: The first letter of a class name must be capitalized! (Python does not require this)General definition of inheritanceClass ChildThat is, the inheritance character is ' Questio
The customer's server is Ubuntu + apache2 + ruby on rails. Currently, some pages on the customer's server always report the 500 error. The ruby language is only known and has not been studied in depth. I have never set up a ruby server environment, and it is strange that the customer uses ubuntu as the server.
Ruby languages are often praised for their flexibility. As Dick Sites says, you can "program for programming." Ruby on Rails extends the core Ruby language, but it is Ruby itself that makes this extension possible. Ruby on
1. Invocation of the method2. Custom method3. Custom methods with default values4. Custom method with return valueA method, or a function, actually contains a piece of code to perform a particular process.def Add (a=3,b=2) return A +bend' /study/ruby/intro_rails/maizi/381-4026/08function.rb '= = TRUEIRB (main):003:0> Add= 5irb (main):004:0> add 4=> 6IRB (main):005:0> Add 4,5=> 9IRB (main):"Ruby on
Build RubyMine + Ruby On Rails + MySQL development environment in Windows I recently took over a mobile phone project. Some problems have been encountered during the environment setup process. We have recorded the problems in the following article and offered our solutions. Development Environment: Windows 2003; JetBrains RubyMine6.3.3 1. download the latest version of
machineInitialization completeStart the environment execution vagrant Halt shutdown environment by executing vagrant up in the appropriate directory when usedOther points of attentionAfter successful initialization, a configuration file named Vagrantfile is generated in the appropriate directory, which can be set for network, memory size, and other content.This article is from the "7692323" blog, please be sure to keep this source http://7702323.blog.51cto.com/7692323/1596334Build a
Using Ruby On Rails on Bluehost: This is intended to be a brief introduction to developing ruby on rails applications on a bluehost account. at the bottom of this article you will find a number of resources to help you learn more about ruby on
Build a Ruby On Rails platform using CentOS System CentOS6.5 x64 Ruby On Rails is an open-source Web framework written in Ruby, similar to J2EE and PHP. Ruby On Rails is a very beautifu
Explore some methods to optimize Ruby on Rails performance, rubyrails 1. There are two reasons for slowing down your Rails application: Ruby and Rails should not be used as the preferred choice. (I used Ruby and
1. The following two reasons are causing your Rails application to slow down: Ruby and rails should not be used as the preferred place for Ruby and rails. (with Ruby and Rails do
Ruby on Rails is a framework that makes it easy for you to develop, deploy, and maintain Web applications. October 2015 programming language leaderboard Ruby entered the top 10 of the Tiobe leaderboard, which shows how popular it is. This article will help you open the door to Ruby on
a resource. Pundit provides a simpler and less "magic" permission management solution by using Ruby class-defined authorization systems.Slim There are many template systems. Ruby on Rails uses the eRuby template system by default, but users usually choose another template system instead. Slim is usually used because it allows you to maintain easy-to-read
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