ruby ide

How to learn ruby at high speed ? The quickest way to learn a language.variables, constants, variable types, operators.Logical statements such as if, else, switch, for, foreach, does while, break, and so on. What languages do you want to learn? What are the commands that are similar to these commands? Know how to use it. Then, assuming object-oriented, you need to understand the object's operation.There is no library of functions. The general language

Installing Ruby with Upgrade RubyGemstip: If you are prompted for permission issues during the installation process in the Ubuntu environment, you can use sudo make and sudo makes install. 1.Ruby Installation wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p125.tar.gz \ TAR-XZVF

, versioning (CVS, Subversion, GIT, mercurial, and ClearCase). and is issued under a double agreement consisting of the general Development and release Agreement (CDDL) v1.0 and the GNU General Public Agreement (GPL) v2.NetBeans can run across platforms on Microsoft Windows, Mac OS X, Linux, Solaris, and other platforms that support compatible JVMs.2.EclipseEclipse is a free Java IDE written primarily in Java. Eclipse allows you to create a variety of

There are a number of programming languages that Web developers can choose from, such as Java,. Net, PHP, Ruby, Perl, Python, and so on, but today we're going to talk about two of the oldest and most popular languages, C/s + +. It is because of its fascinating features, it gives them more effective functions, and has been supported by the major tool manufacturers. Today, these two languages are still active in the programming world, and not only have

The example explains how Ruby uses the decorator mode in the design mode, and the ruby design mode. OverviewIf you are engaged in object-oriented development, adding behavior to a class or object and using inheritance mechanisms, this is a basic feature of all object-oriented languages. If an existing class lacks some methods, or you need to add more functions (CHARM) to the method ), you may just inherit t

Solve ruby Installation Problems: redis requires Ruby version amp, rubyredis I. Problem Description Today, we set up a redis cluster and encountered a problem when installing ruby and redis interface programs: redis requires Ruby version> = 2.2.2., as shown below: [root@localhost ~]# gem install redis-4.0.0.gem ERROR

I've been working on Ruby for a while and have recently had some leisure events, learning about Ruby and preparing for future Ruby on Rails development.Ruby was founded in 1993 by as of Japan (まつもとゆきひろ/yukihiro Matsumoto). In contrast to chatty's development language such as Java, Ruby can be said to be small and beaut

[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 productivity environmen

Ruby uses the simple factory mode and factory method mode in the design mode, and the ruby Design Mode I have read the ruby design pattern before, But I gradually forget it. Now I bought a big talk design pattern, which doesn't look so boring. By the way, I implemented the code in ruby. Simple factory mode: #-*-Encodin

It's pretty rare I recommend new blogs to follow on Ruby inside. Not because I don't like them-I link to their posts all the time!-But because it's hard to tell if a new blog is going to keep going and be worth your while. Well, the Ruby community has a new blog in its midst that's proving to be a must-read-Ruby Best Practices.It's a must-subscribe (RSS feed) fo

What is Ruby FPDF? Ruby FPDF is a Ruby portOlivier Plathey's excellent PDF generator,FPDF.FPDF is written in PHP, and as such can only be used from PHP scripts.Ruby FPDF, as the name suggests, is written in Ruby and can be usedFrom Ruby scripts.

Ruby's tricks. And then what? Not only the readability is poor, sometimes time is long, oneself all forgot how to play. Later, the more the more honest, how easy to understand how to write. There is a principle of writing a program that I think is practical in all languages: good programs should not require too much comment. This includes the clarity of the structure and the most appropriate naming. This principle is especially important for Ruby, be

text editor, and even more features. The core of Emacs is the Emacs Lisp parser, but it supports text editing. If you've already used Vim, you can try Emacs.6. Komodo EditKomodo Edit is a very clean, professional Python IDE.7. WingThe Ingware Python IDE is compatible with Python 2.x and 3.x, and can be combined with Django, Matplotlib, Zope, Plone, App Engine, PyQt, Pyside, WxPython, PyGTK, Tkinter, Mod_ws

The last time netbeans ide 5.5 was honored, netbeans ide has been awarded Jolt "best" twice in a row Development Environment Award. The 18th jolt annual "best development environment" held recently in Santa Clara, California" Product At the awards ceremony, netbeans ide beat the other five shortlisted products by 6.0 and again won

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 interfaces are defined. by reducing complexity and hiding the communication and dependency between subsystems, the subsystems are easier to use. For example, su

Tutorial on the basic usage of Regular Expressions in Ruby programs, ruby Regular Expressions Most of Ruby's built-in types are similar to other programming languages. Mainly include strings, integers, floats, and arrays. However, only script languages such as Ruby, Perl, and awk provide support for built-in expression types. Although the regular expression is re

Explain in detail the condition judgment statements in Ruby and explain the ruby judgment statements Ruby provides conditional structures, which are common in modern programming languages. Here, we will explain all the Ruby conditional statements and modifiers.Ruby if... else statement:Syntax: if conditional [then] co

Introduction to Ruby operators and statement priority, ruby operator priority Ruby is a language with strong expressive power. It is proud of its rich operators and syntactic sugar. Although Ruby has always regarded the principle of least surprise as one of its philosophies, but it is often surprising that it is diffic

Object array sorting in Ruby and Ruby object array sorting Sorting of Ruby object arrays The author has just come into contact with Ruby, because he previously thought that the script language syntax is not standardized and he is somewhat biased against the script language. For example, he does not need to learn PYTHON

Ruby string and array maximization problems, ruby Problems Max Method b=[1,3,55,777,2,4,6,8,0] For numeric data, max obtains the maximum value of the array, and min obtains the minimum value of the array. b.max => 777b.min => 0 It has no practical significance for comparing the size of string arrays,The example in ruby is # enum.max -> obj# enum.max { |a,