Ruby is a scripting language for simple and fast object -Oriented programming (object-oriented programming).Brief introduction
Ruby is open source and is available on the web for free, but requires a license .
Ruby is a universal, interpreted
code
end
By convention, names must start with uppercase letters, and if they contain more than one word, each word is capitalized, but there are no delimiters (for example: CamelCase).Define Ruby Objects
class provides a blueprint for an object, so basically the object is created from the class. We use the NEW keyword to declare the object of the class. The following statement declares the two objects of class Box:
Box1 = box.new
Box
Some programming languages (such as C ++ and clos) provide multiple inheritance mechanisms: A class can inherit from multiple superclasses. For example, a house may inherit from a building class (together with the Office and hospital classes) and residence class (together with the apartment class ). Although multiple inheritance may become a powerful feature of a language, many object-oriented languages are not added to it because it increases the com
This article mainly introduces CGI Programming in Ruby, including creating Form forms and other basic content. if you need it, you can refer to Ruby as a general language, it is not just a language used in WEB development, but Ruby is the most common in WEB application and WEB tool development.
With
To sum up simply a sentence:1. If you want to help him find a job as soon as possible, make money, recommend PHP.2. If you want him to be an efficient engineer, recommend Python.3. If you want him to fall in love with his job, recommend Ruby.
Choice of Language:
The programming language is very important, do not think that they are all Turing equivalence, use the same. In fact, good language gives you som
, with more than one word in the contract name, with no delimiters (hump-style) to execute for each word.
To define Ruby objects:
Class is the blueprint for an object, so basically a class object is created from it. We declare the object of a class to use the New keyword. The following statement declares two objects, the Box class:
Copy Code code as follows:
Box1 = Box.new
Box2 = Box.new
Initialize Method:
The Initialize m
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
From the example we demonstrated above, you may be surprised that the ruby we declared earlier is an object-oriented language.So we can prove it through this chapter. We will introduce how to use Ruby to create classes and objects, and introduce what Ruby is more powerful than most object-oriented languages.Let's implement one million dollar product step by step,
Ruby is a common language, not just a language applied to web development, but Ruby's development in Web applications and Web tools is the most common.
With Ruby you can not only write your own SMTP server, FTP program, or ruby Web server, but you can also use Ruby for CGI
, there is still some time to use it to solve ordinary problems in the world. 」
Currently, Ruby on Rails is less frequently used than PHP, Java, or micro-engine web development tools.
Java Web programming Commission David Geary found that Ruby on Rails is five to ten times faster than the corresponding Java framework. He said that, just like Java a decade ago,
This article mainly introduces the introduction of CGI programming with Ruby Guide, writing CGI script is also ruby for network programming, a basic function, the need for friends can refer to the
To write a CGI script:
The most basic ruby CGI script looks like this:
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Programming Ruby Reading Notes, programmingruby
In Ruby, you can call constructor to create an object.
Song1 = Song. new ("Ruby ")
Ruby rarely processes single quotes. Except for a few exceptions, the literal content entered into the string constitutes the value of this
This article mainly introduces the initial introduction of Ruby multithreaded programming, thread is the focus of Ruby programming learning and difficult, the need for friends can refer to the
A traditional program has a separate thread that executes the statement or instruction sequence that contains the pr
Ruby ranked 8th in this month's Tiobe index, the highest ranking since December 2008, and the peak is the opposite of the previous peak. The 2006 Ruby preacher shouted that Ruby would reach the top, advocating ruby and its programming environment that rails was about to conq
Getting started with CGI programming using Ruby
This article mainly introduces how to use Ruby for CGI programming. Writing CGI scripts is also a basic function of Ruby for network programming. For more information, see
Compile t
Ruby is a universal language, not just a language for web development, but Ruby's development in Web applications and Web tools is the most common.
Using Ruby you can not only write your own SMTP server, FTP program, or ruby Web server, but you can also use Ruby for CGI programmin
Ruby multi-thread programming
This article mainly introduces the preliminary introduction to Ruby multi-threaded programming. thread is the key and difficulty in Ruby programming learning. If you need it, refer to it.
A tradition
In Ruby, everything is an object. This is very popular for users who like to use highly object-oriented languages (such as Smalltalk, Eiffel or clos. For example, 1, 2, 3, or 10.8 are all objects, rather than the original type in Java or C ++. strings are objects, and classes and methods are also objects. For example, the following are all valid Ruby code (in ruby
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 Rails u
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