Ruby tutorials and tips

Ruby is really better than Java? Ruby on Rails Founder: Goodbye to Java Two major events that have taken place around java over the past two weeks: eclipsecon and theserverside Java Symposium, which have sparked an endless debate in the industry over Java and dynamic languages. [Read more] The father of Java is Php, Ruby, and C #. When some people asked about the current threats to Java, Gosling gave this answer: "PHP and Ruby are good systems, but they are used as scripting languages to exert their power, it is limited to the web page." [Read more]   Prophism Ruby programming skills How to use Ruby without rails Java programmers Ruby on Rails is only a factor that makes Ruby a great factor, just as EJB is only an integral part of the Java Enterprise platform. This article will discuss with you how to use only the functions that Ruby can implement as a Java developer. [Read more] Use eclipse + RDT plug-in for Ruby Development Ruby is a pure object-oriented language. Unlike Java, everything in ruby is an object. Ruby syntax mainly comes from smalltalk, Python and Ada. Ruby is a single-inherited language, but it provides some advanced features that are not implemented by Java technology. [Read more] Create an XML application using Ruby + Builder Since the advent of Ruby on Rails last year, interest in the ruby language has steadily increased. Rails has helped people see what Ruby is: a decent, easy-to-learn and fun-to-use language, and even suitable for the development of industrial application software. [Read more]   Recent excellent topics Who will pay for it? Strength of code and aesthetics in American programming Confession from an open-source worker who eats crabs Where does Borland go after 20 years of Legend

Ruby Program Design introductory lecture 1. installation and configuration If you are engaged in software development as I do, we have a consensus: Although learning a new programming language may be interesting, after you have a deep understanding of it, you are qualified to look at the language with suspicion. [Read more] 2. Objects, methods, and classes In Ruby, everything is an object. Instead of the original type in Java or C ++, strings are objects, and classes and methods are not objects. [Read more] Third, variables and assignments Have you noticed that there is something missing in all the Demo code above? Do you have to input constants, instance variables, or class variables? Absolutely not! This is part of Ruby's True Object-oriented nature. [Read more] Lecture 4 class variables and class methods Like most object-oriented languages, Ruby classes also agree to define class variables and methods. A class variable agrees to share a single variable among all instances of a class. In Ruby, two @ signs are used to indicate class variables. [Read more] Lecture 5 method Access Control When designing an application, you may want to implement a method that is used only within an object rather than other objects. [Read more] Lecture 6 multi-Inheritance Although multi-inheritance may become a powerful feature of a language, many object-oriented languages do not add it because it adds the complexity and ambiguity of the language. [Read more] Lecture 7 numbers, strings, and others When learning a new programming language, it is very practical to first understand the "standard" type provided by the language. Therefore, we will first discuss the numeric, String, Boolean, and other main Ruby data types. [Read more] Lecture 8 Data Structure Like many programming languages, Ruby also provides a complete data structure to store and manage data and objects. [Read more] 9. code blocks, iterations, and process objects Everything in ruby is an object. Even a code block is an object! In Ruby, code objects are called code blocks. You can think of a code block as a small program unit. [Read more] Lecture 10 Input and Output and standard library A large number of Ruby standard output methods are used when writing Ruby code. Among them, the print and puts methods are most often used. [Read more] 11th a simple example Based on the current Ruby knowledge and the help of the Ruby standard library, you should be able to build a real-world application. [Read more]