ruby splat

Ruby + Apache + MySQL for Linux Ruby is a very interesting open-source scripting language that supports Windows/Linux and other platforms. It can be used to develop games, network applications, and system management,CGI program, etc. It is concise, elegant, and highly efficient to execute, and now there are many mature frameworks to support it. However, it is currently not widely used in China. If you are i

Ruby pioneers talk about the shortcomings of this programming language Ruby creators song benzihong and Rails creator David Heinemeier Hansson make frank comments on the language. As a dynamic language originally released in 1995, Ruby was widely praised for its convenience advantage and often appeared on the popular language selection list. However,

A summary of some basic syntax knowledge points in Ruby. Let's write a simple ruby program. All Ruby source files will use the extension. rb. Therefore, put the following source code in a test. rb file. #!/usr/bin/ruby -wputs "Hello, Ruby!"; Here, if you have installed the

Simple comparison of python and ruby syntax, pythonruby syntaxEnter the interactive Interpreter Python Irb/pry Set encoding # coding = UTF-8 # Coding: UTF-8 Package management easy_install/pip gem Pip install Markdown Gem install Markdown Annotate python single line comment # start Python multi-line comments use three single quotes (''') or three single quotes ("""). ''' Multi-line comment 1 Multi-line comment 2 '''

Let's write a simple ruby program. All Ruby source files will be in extension. RB. So, put the following source code in a test.rb file. #!/usr/bin/ruby-w puts "Hello, ruby!"; Here, suppose you have a Ruby interpreter installed, which can be found in the/usr/b

Because the Metasploit module is written in Ruby, can not understand, in the spirit of eager to study.As a result of his own Java background, used to eclipse, in contact with Ruby need to get started quickly, chose the Java development environment to build ruby.In fact, Metasploit more reasonable is to build the VIM environment under Linux, because they have done a C development, know how to build configura

Ruby Installation: Ruby's installation can go to Ruby's official web site to download the Ruby1.56 Windows Installer package, install the after installation, open the DOS window, input ruby-v display Ruby 1.8.6 (2007-03-13 patchlevel 0) [I386-mswin32] shows that Ruby has been installed successfully and the version nu

Rbenv is used to manage multiple versions of Ruby in the user directory installation and use, and RVM two select one to use. Specific differences are documented in the rbenv, and there are also discussions in the community.System Requirements OS X: Find a good place to download Xcode.app from the App Store, run it after installation, and install Command line Tools in the Downloads setup. Linux: Install the development environment (compile link tools

Ruby books are not many, the following are all I collected from the network, download the direct click of the picture can be Programming Ruby, Second Edition:ruby Primer, second edition, learning Ruby must read (UPDATED) Agile Web Development with Rails: Second Edition Beta. Based on rails1.2 (UPDATED) The

The string in the Ruby language is mutable, unlike a string in Java, C #, which is immutable. Like what Copy Code code as follows: str1= "ABC" str2= "ABC" In Java, for literal strings, a table is maintained inside the JVM, so if in Java, str1 and str2 are the same string objects. In Ruby, str1 and str2 are completely different objects. Similarly, the operation of a string object in

[Note] This is an article praising Ruby.Article!!! It's not too late Note: This is an article about subjective consciousness. It does not aim to persuade you to use or not use ruby, or any other technology. The Environment involved in this article is web development, rather than general programming. I want to use this article to explainCommunitySome Opinions on Ruby and remind people to face new things wi

Brief introduction Ruby is an extremely rich, free, simple, extensible, portable, object-oriented scripting language. Recently, it has been widely popular in the Web field. This is partly due to the very powerful WEB application development Framework Rails,rails is written in Ruby. Rails, also known as Ruby on Rails (ROR), as the name suggests, provides a very p

Regular Expression Most of Ruby's built-in types and otherProgramming LanguageVery similar. Mainly include strings, integers, floats, and arrays. However, only the script language, Such as Ruby, Perl, and awk provide support for built-in expression types. It is a powerful text processing tool, though the regular expression is relatively hidden. They are much different from simply adding interface class libraries. Regular Expressions are a simp

Ruby is a purely object-oriented language, and all projects seem to be in Ruby as an object. Each value in Ruby is an object, even the most primitive thing: a string, a number, or even true and false. Even if a class itself is an object, it is an instance of class. This chapter will cover the object-oriented aspects of Ruby