Demonstrate Ruby's six characteristics that are easy to be misunderstood with actual code. The Code demonstrates ruby misunderstanding.
Introduction: if you are a C ++ developer, you need to use Ruby to quickly execute some prototype designs. When you pick up a Ruby reference book (such as Pickaxe) or browse a Ruby web
Add fire to Ruby: Ruby will become popular again
Ruby, which is widely regarded as a web language, has always been very popular, but it will become more popular now. AltRubies pushed Ruby to a level we never imagined. Is Ruby the preferred choice for browsers, mobile apps,
Share with us today the basic Ruby Tutorial (http://www.maiziedu.com/course/ruby-px/), which focuses on Ruby Source and Ruby features, here's a look at Ruby 's introduction:Ruby is a purely object-oriented programming language. It was created in 1993 year by as of Japan (まつ
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 how to use Ruby to effectively process text data in different formats,
Tutorial on system management by writing scripts in Ruby, and ruby System Management
Introduction
Ruby is an extremely rich, free, simple, scalable, portable, and object-oriented scripting language. Recently, it is widely used in the Web field. To a certain extent, this is attributed to the very powerful Web application development framework Rails, Which is exact
Example of an interactive program developed by ruby: ruby Development
Implement the interaction function in a terminal similar to pry, ronin, and msf. ripl gem is mainly used here:
1. Call defined methods, such as help2. Be able to execute system commands3. ruby parsing similar to irb/pry
Installation:
gem install riplgem install ripl-shell_commands
Example
Ripl,
How to learn Ruby? What do you need to know before you learn Ruby? This is a lot of people want to learn the voice of Ruby friends, I do not give a specific answer, the following to tell you about a predecessor learning Ruby (http://www.maiziedu.com/course/ruby/) learning pr
Gems use proxies in two ways:
Mode one:
>>set http_proxy=http://ip_or_host:port
>>gem Install The_package_name
Mode two:
>>gem list-p Http://user:passwd@ip_or_host:8080-r
Install Ruby-debug-base19There are 2 different ways:Method One:download the. gem file first, then install the. gem file directly, which requires compilation, so you need to take the With-ruby-in
Ruby on Rails Session 1: How to Build a Ruby on Rails on the Ubuntu., railsubuntuAbout 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 ins
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 would detail the exact steps you need to follow for get Ruby up and running on your Mac. Step 1-RVMWhat are interested to know are that
Detailed tutorial on connecting to the database in Ruby program, ruby Database
This section describes how to use Ruby to access databases. The Ruby DBI module provides database-independent interfaces similar to the Perl DBI module for Ruby scripts.
DBI is the Database indepe
Further dive into the class and object concepts in Ruby and the concept of ruby objects
Ruby is a pure object-oriented language, and all projects seem to need Ruby as an object. Every value in Ruby is an object, even the most primitive: String, number or even true or false.
Annotations, variable declarations, Array Operations, and Ruby variables in the ruby tutorial
I read an article "PHP basic tutorial" on "blog Park" two days ago and introduced PHP. D guago also wrote a "Ruby getting started tutorial" when learning Ruby ". It should be noted that this article is suitable for beginners w
To install Ruby, go to the ruby official website to download the Windows Installation Package of ruby1.56. After installing Ruby, open the DOS window and enter ruby-V to display it.
Ruby 1.8.6 (patchlevel 0) [i386-mswin32] indicates that
Tutorial on processing file input and output in Ruby, and tutorial on ruby processing output
Ruby provides a complete set of I/O-related methods, which are implemented in the Kernel module. All I/O methods are derived from IO classes.
Class IO provides all basic methods, such as read, write, gets, puts, readline, getc, and printf.
This section describes all the b
Detailed explanation of the iterator IN Ruby and the Ruby Generator
D guago recently wanted to build a website. In addition, he had long had the idea of learning a dynamic language. Among the programming languages that meet two conditions, Ruby and Python are the most appropriate. Now Ruby on Rails is booming! Therefor
Understand Ruby scopes and Ruby scopes
What is scope?
When talking about the scope, you should immediately thinkVariableAndVisibilityThese two words,VariableAndVisibilityIt is the main content of the scope. Yes, the scope is about where the code variables are visible. After you fully understand the scope, I will give you a piece of code, you can easily know what variables are visible at this time, and most
The concept of class objects in Ruby and the concept of ruby objects
Object-oriented Programs involve classes and objects. A class is a blueprint created from an individual object. In object-oriented terms, we say that James's bicycle is an object instance called a bicycle.
Example of any vehicle. It includes wheel, horsepower, fuel or gas tank capacity. Data members of vehicles with these features. These f
Ruby implements two mail sending methods, and ruby implements mail sending.
In fact, as long as you are willful, you can use telnet to send emails. However, this cat is not so capricious. We should use the KISS Principle to send emails. This blog post only describes how to send emails, but does not involve email receiving. If you have the opportunity to open a separate blog post in the future.
Concurrent concurrency and global lock details in ruby, and ruby parallel global explanation
Preface
This article mainly introduces you to ruby concurrency and global locks. We will share the content for your reference and learning. I will not talk much about it below. Let's take a look at the details.
Concurrency and Parallelism
During development, we often come
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