Ruby

1. What is Ruby? Ruby is a simple object-oriented programming language that is easy to get started with and powerful. She was a Japanese Yukihiro Matsumoto (everyone called him Matz.) was first released in 1995. Ruby has borrowed a lot from the

This article mainly introduces the basic usage of hash in Ruby, including the creation of hashing and the use of some built-in methods, the need of friends can refer to the A collection of hashing-value pairs, similar to this: "Employee" => "salary"

What is a monkey patch (Monkey Patch)? In dynamic languages, you append and change functionality without modifying the source code. The purpose of using monkey patches:1. Additional function2. Function change3. Error correction procedure4, increase

For new entry-level developers, how to install Ruby, Ruby Gems and Rails running environments can be a problem, and this page focuses on how to quickly install a ruby development environment with a plausible path.The secondary installation method

Learn Ruby with me.by TigerNote: This tutorial reproduces free game Pioneer Forum, copyright belongs to the author Tiger.First articleSecond articleFirst ArticlePrefaceI'm going to start learning Ruby from today. What do you say, I haven't seen you?

Basic Rails Applications Now let's start with a basic rails application. For a better presentation, I use Ruby 2.2.0 and Rails 4.1.1 Run at Terminal: $ RVM Use 2.2.0 $ rails New && CD Docker-test To create a basic controller:

There are several forms of variables in Ruby, respectively, local variables, instance variables, class variables, global variables, for beginners, often easy to mix, especially as I do Java, understanding or headache, after careful identification of

One: Website and its blog: 1.http://ihower.tw/training/ The Ruby on Rails Learning Network is a professional website that communicates to learn about the knowledge of Ruby on Rails. 2.http://www.javaeye.com/wiki/rails_weeklyRails Weekly One

The previous 30 articles are based on the contents of the book written, rarely have their own understanding, from this beginning to understand some of the internal rails mechanism, so understand more things, less code, this time we look at the Rails

One: Install Ruby1, in http://rubyinstaller.org download needs the Ruby version, because is EXE file, so, you can install directly.After the installation is complete, CMD runs on ruby-v to display the version number. If the ruby version number is

Transferred from: http://www.jianshu.com/p/728184da1699Gem Introduction:Gem is a standard package for managing Ruby libraries and programs, and it is easy to find, install, upgrade, and uninstall packages through Ruby Gems such as

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

Project Address: Ruby-prof In the previous Profiling tool in Ruby, we listed several of the most commonly used profilers, but just a brief introduction, this time detailing how ruby-prof is used. Ruby-prof is a powerful, support CPU, memory use,

1.IRB parameter Configuration~/.irbrcirb.conf[:P Rompt_mode] =: simple #简化 IRB prompt, and disable some annoying auto indent behavior Irb.conf[:auto_indent_mode] = False2. Notes:#单行=begin...... MultiRow=end3. StringString connection>> "JK" + "JK" =

At the beginning I just want to spit groove for the club I didn't know vagrant earlier, so I could save the money for the MacBook Pro ..."Create and configure lightweight,reproducible and portable development environments." This is the introduction

No exception. Like all other open-source projects, if you want to enter the Ruby on Rails world, you will find very difficult, rarely documented, and scattered,The downloaded file lacks basic instructions. My personal experience is a typical example.

How to automatically deploy Ruby on Rails in Docker: dockerrails Basic Rails Applications Now let's start a basic Rails application. For better display, I use Ruby 2.2.0 and Rails 4.1.1. Run on the terminal: $ rvm use 2.2.0 $ rails new && cd

Ruby meta-programming summary, ruby Summary When I was asked such questions today, I used to think that this is a broad concept. Even if I have used these features, but I still don't know this is called "metaprogramming" until today when I was asked,

Example parsing: Use of Strategy Mode in Ruby Design Mode Programming, rubystrategy Today, your leader is eager to find you. I hope you can help him. He is in a hurry to go to the meeting. What can I do? You are curious.He told you that there is a

Application instance analysis of appearance mode in Ruby Design Mode Programming, and ruby Design Mode What is the appearance mode? The appearance mode provides unified interfaces for a group of different interfaces in the subsystem. The upper-layer