... quen với Migrations, cách truy vấn database, và xử lý formChú ý: khi viết tránh để bị XSS hay SQL injection! Chương Trình Training Rubyon Rails 2. Tài liệuhttp://guides.rubyonrails.org/Đây ... TNHH TM - DV Tin Học Giải Pháp Nhanh Chương Trình Training Rubyon Rails 1. Làm quen với Framework1. Install: www.rubyonrails.org /download 2. Editor (Windows)1. www.e-texteditor.comText Editor, ... http://code.google.com/p/msysgit/ Rubyon Rails - www.RubyOnRails.org- Web framework, tương tự như Zend, nhưng "full stack", hoàn chỉnh từ lớp presentation tới logging. - Full stack:...
... comments below contain some suggestions for approaching the Rails Tutorial depending on your background.All readers: One common question when learning Rails is whether to learn Ruby first. The ... version control system is a required skill for every softwaredeveloper.There are many options for version control, but the Rails community has largelystandardized on Git, a distributed version ... libsqlite3-dev # Linux only1.2.3 The First ApplicationVirtually all Rails applications start the same way, with the rails command. Thishandy program creates a skeleton Rails application in a directory...
... if you want, but you won’t useit for the remainder of this chapter.Creating a New RubyonRails ProjectRadRails is an integrated development environment for Rubyon Rails. (SeeChapter 2.) ... your database connection. Fortunately, trou-bleshooting the connection is the topic of the next section.Troubleshooting your database connectionWhat do you do if you can’t connect to your ... environment (IDE) for Ruby on Rails. In the name RadRails, the Rad stands for “Rapid application devel-opment” (and, of course, Rails stands for Rails ). RadRails is based on theEclipse platform...
... DeployWelcome to Rubyon Rails ™3 Tutorial: LearnRails by Example. The goal of this bookis to be the best answer to the question, “If I want to learn web development with Ruby on Rails, where ... Rails educational ecosystem. Finally,since RubyonRails Tutorial uses Rails 3.0, the knowledge you gain here will be fully upto date with the latest and greatest version of Rails. 1 Ruby on ... minority.www.it-ebooks.info RUBYON RAILS ™3 TUTORIALwww.it-ebooks.info Acknowledgments Ruby on Rails ™Tutorial owes a lot to my previous Rails book, RailsSpace, and henceto my coauthor on that book,...
... Associations 270One-to-one Relationships 270One-to-many Relationships 271Many-to-many Relationships 271Auto-generated Methods 273Association Extensions 280ActiveRecord Validations 281Validation ... it’s ready to work with Rails. What’s in a Name?The name RubyonRails is often shortened to Rails. Another common abbreviation is the acronym RoR (pronounced like a lion’s “roar”). I feel it ... mastery of web application development with Rails. Beginning RubyonRails 978-0-470-06915-8This book is for anyone who wants to develop online applications using Ruby and Rails. A basic understanding...
... Second Gear’s Porchlight bug-tracking system was built using RubyonRails in three months.Figure 1-6. Odeo is a podcasting creation-and-sharing tool built on Rails. INTRODUCTION TO RUBYON RAILS 1317524ch01.qxd ... Google. Rails Solutions: RubyonRails Made Easy is anintroduction to RubyonRails with the web designer inmind. Instead of focusing on the intricate syntax of eachmethod, the book focuses on ... with-readline-dir=/usr/localINSTALLING RAILS 2327524ch02.qxd 11/30/06 11:18 AM Page 23 Components of Rails A RubyonRails application consists of several components, as you can see in Figure 1-3. Figure 1-3. A generic Rails...
... compatible with Rails. ■Note Before downloading Ruby, check which version is required by the RubyonRails version that you want to use by reading the online documentation found at www.rubyonrails.org. ... next-generation onlineshops using Rubyon Rails www.apress.comSOURCE CODE ONLINEforums.apress.comFOR PROFESSIONALSBY PROFESSIONALS™Join online discussions:THE APRESS ROADMAPPro Ruby Pro Rubyon Rails Beginning ... Rubyon Rails Beginning Ruby on Rails E-CommerceBeginning Ruby Beginning Rubyon Rails Companion eBookSee last page for details on $10 eBook versionJarkko LaineCompanioneBook AvailableBeginning...
... Microsoft’s IronRuby.With JRuby running on the JVM, Ruby is better able to get into some enterprise environ-ments. Even at my day job, where I’ve been pushing Ruby from day one, JRuby is making Ruby solutions ... important is “Convention overConfiguration,” which means that you need to do extremely small amounts of configurationand coding if your application follows the conventions of Rails. It also ... project based on JRuby onRails and take it all the way from inception to production. If you don’t know Ruby, you’ll be able to pick it up from this book. You’ll learn how to use the Rails framework...
... Microsoft’s IronRuby.With JRuby running on the JVM, Ruby is better able to get into some enterprise environ-ments. Even at my day job, where I’ve been pushing Ruby from day one, JRuby is making Ruby solutions ... important is “Convention overConfiguration,” which means that you need to do extremely small amounts of configurationand coding if your application follows the conventions of Rails. It also ... process). JRuby doesn’t support continuations. Continuations are one of those features that areincredibly hard to implement on a system running on a virtual machine, such as Java. Anotherreason for...
... at the first line of the function and assumes it’s a function declaration remember that a declaration ends in a semicolon, while a definition contains a function body. The compiler can’t know ... with C and build on C, each in its own unique way. Learning C first is like learning to walk before learning how to run. If you learn C first, you’ll have an excellent foundation on which to base ... Macintosh applications. Learn C, Objective-C, and Cocoa Touch, and you will have everything you need to develop applications designed to run on mobile devices running iOS. Learn C on the Mac is...
... the class Exception. Ruby has a wholefamily tree of exceptions, all of them going back eventually to Exception. Some common exceptionsTable 8.1 shows some common exceptions (each of which ... techniques. Control flow techniques include the following:■Conditional execution—Execution depends on the truth of an expression.■Looping—A single segment of code is executed repeatedly.■Iteration—A ... in Ruby. Finally, we’ll look at Ruby s extensivemechanism for handling error conditions through exceptions. Exceptions stopthe flow of a program, either completely or until the error condition...