columnar, plate shape, etc., geometry is more granular or dense block.
In fact, the gem-grade corundum in nature, except for the Red Ruby, the rest of the colors such as blue, light blue, green, yellow, gray, colorless, etc., are called sapphire. And the origin of sapphire in Thailand, Sri Lanka, Madagascar, Laos, Cambodia, China Shandong Changle, H
are just a few really three sapphire pieces (don't despise me, I just want to relax ...), in the third frame, the host made a "-Mh", and then everyone saw that I opened the figure, I just lost a few words to explain it when I was thrown out of the game by the host T, so I felt uncomfortable, so I wanted to write a small program to break down "-Mh, refer to an article previously written by Lynn.
How to bypass some map-mh
Http://www.pleee.com/archives/
Keywords: Ruby on Rails, instantrails, windows, getting started, tutorial
I always wanted to try Ruby on Rails, but I was not familiar with Apache and MySQL, and I was not confident in setting up the rails environment. So I never started. After learning about instantrails, finally, we set up the Ruby on Rails Development Environment on Windows and started learni
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
1. Why Ruby?
Why do many Java developers focus on Ruby? Ruby is a general-purpose scripting language created in Japan 10 years ago. It is a pure object-oriented language. Unlike Java, everything in ruby is an object. Ruby syntax mainly comes from smalltalk, Python and Ada.
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,
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
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.
In the process of using ruby/rails, it is found that sometimes performance is unsatisfactory, such as the generation of a 3-layer tree with 600 items of the directory to spend 20ms, in order to improve performance in the learning to write Ruby module with C + +, the understanding of the Swig, Rubyinline a series of assistive tools that help you write C/A + + to improve
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.
Ruby basic syntax getting started tutorial, ruby basic syntax tutorial
Let's write a simple Ruby program. All Ruby file extensions are. rb. Therefore, put the following source code in the test. rb file.Instance
#!/usr/bin/ruby -wputs "Hello,
Most Ruby programs, their design, logic, and action, are all centered around objects. The main task of writing a Ruby program is to create objects and then give them the ability to perform actions.
Ruby is an OOP language, an object-oriented language in which you perform calculations, data processing, input, and output by creating objects and then letting the ob
About 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 install on a virtual server, but luckily there are a lot of helpful tools to make this process as easy as possible. you can run this tutorial on your droplet as a user with S
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