ruby on rails 4 book pdf

Tài liệu Giáo Trình Ruby on Rails pdf

... quen với Migrations, cách truy vấn database, và xử lý formChú ý: khi viết tránh để bị XSS hay SQL injection! Chương Trình Training Ruby on Rails 2. Tài liệuhttp://guides.rubyonrails.org/Đây ... http://code.google.com/p/msysgit/ Ruby on Rails - www.RubyOnRails.org- Web framework, tương tự như Zend, nhưng "full stack", hoàn chỉnh từ lớp presentation tới logging. - Full stack: ... Tại Sao Cần Biết Ruby on Rails? - Ruby Là một ngôn ngữ "thời thượng", dễ học và dễ viết (nhưng khó master!)- So sánh với các ngôn ngữ và framework khác, Ruby on Rails như xe đua...

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Tài liệu Ruby on Rails Tutorial 2nd Edition pptx

Danh mục: Kỹ thuật lập trình

... 152 4. 4 Ruby Classes 153 4. 4.1 Constructors 153 4. 4.2 Class Inheritance 155 4. 4.3 Modifying Built-in Classes 158 4. 4 .4 A Controller Class 159 4. 4.5 A User Class 161 4. 5 Conclusion 1 64 4.6 Exercises ... Sample Users 40 39.3.3 Pagination 40 49.3 .4 Partial Refactoring 41 09 .4 Deleting Users 41 39 .4. 1 Administrative Users 41 39 .4. 2 The destroy Action 41 79.5 Conclusion 42 29.6 Exercises 42 4Chapter ... 138 4. 2 .4 Method Deﬁnitions 141 4. 2.5 Back to the Title Helper 142 4. 3 Other Data Structures 142 4. 3.1 Arrays and Ranges 142 4. 3.2 Blocks 146 4. 3.3 Hashes and Symbols 148 4. 3 .4 CSS revisited 152 4. 4...

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Ruby on rails for dummies

Danh mục: Kỹ thuật lập trình

... development 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 ... if you want, but you won’t useit for the remainder of this chapter.Creating a New Ruby on Rails ProjectRadRails is an integrated development environment for Ruby on Rails. (SeeChapter 2.) ... theMySQLServerInstanceConfigura-tion Wizard.37Chapter 2: Installing the Software06_0812 04 ch02.qxp 11/30/06 11:09 PM Page 37 In this part . . . What’s Ruby on Rails all about? And how do youinstall Ruby on...

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... xiii11 .4 Conclusion 45 711.5 Exercises 45 8Chapter 12 Following Users 46 112.1 The Relationship Model 46 312.1.1 A Problem with the Data Model (and a Solution) 46 412.1.2 User/Relationship Associations ... theworld.1.1.3 Conventions in This Book The conventions in this book are mostly self-explanatory; in this section, I’ll mentionsome that may not be. First, both the HTML and PDF editions of this book are ... Associations 47 012.1.3 Validations 47 312.1 .4 Following 47 412.1.5 Followers 47 912.2 A Web Interface for Following and Followers 48 212.2.1 Sample Following Data 48 212.2.2 Stats and a Follow Form 48 412.2.3...

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ruby on rails for microsoft developers

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... 5. 749 5 5book. indd List16 749 5 5book. indd List16 3 /4/ 09 8 :44 :48 AM3 /4/ 09 8 :44 :48 AMwww.it-ebooks.info 749 5 5book. indd Listxii 749 5 5book. indd Listxii 3 /4/ 09 8 :42 :19 AM3 /4/ 09 8 :42 :19 AMwww.it-ebooks.info ... AM3 /4/ 09 8 :44 :45 AMwww.it-ebooks.info Ruby on Rails đfor Microsoft Developers 749 5 5book. indd Listxxix 749 5 5book. indd Listxxix 3 /4/ 09 8 :44 :20 AM3 /4/ 09 8 :44 :20 AMwww.it-ebooks.info xviiContentsProgramming ... them. 749 5 5book. indd Listxiii 749 5 5book. indd Listxiii 3 /4/ 09 8 :42 :19 AM3 /4/ 09 8 :42 :19 AMwww.it-ebooks.info 749 5 5book. indd Listxxx 749 5 5book. indd Listxxx 3 /4/ 09 8 :44 :20 AM3 /4/ 09 8 :44 :20 AMwww.it-ebooks.info...

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Danh mục: Tin học

... GLANCEiv7524fm.qxd 12/13/06 4: 41 PM Page iv Rails Solutions Ruby on Rails Made EasyJustin Williams7524fm.qxd 12/13/06 4: 41 PM Page i 7524fm.qxd 12/13/06 4: 41 PM Page xec485c0621 541 643 61ec627c7ec9db 74 ... belongs_to :mother belongs_to :father end RAILS SOLUTIONS: RAILS MADE EASY87524ch01.qxd 12/13/06 4: 40 PM Page 8 1 INTRODUCTION TO RUBY ON RAILS 7524ch01.qxd 12/13/06 4: 40 PM Page 3 14. ... using Ruby on Rails in three months.Figure 1-6. Odeo is a podcasting creation-and-sharing tool built on Rails. INTRODUCTION TO RUBY ON RAILS 1317524ch01.qxd 12/13/06 4: 40 PM Page 13 14. Choose...

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Danh mục: Cao đẳng - Đại học

... on Rails Beginning Ruby on Rails E-CommerceBeginning Ruby Beginning Ruby on Rails Companion eBookSee last page for details on $10 eBook versionJarkko LaineCompanioneBook AvailableBeginning ... next-generation onlineshops using Ruby on Rails www.apress.comSOURCE CODE ONLINEforums.apress.comFOR PROFESSIONALSBY PROFESSIONALS™Join online discussions:THE APRESS ROADMAPPro Ruby Pro Ruby on Rails Beginning ... compatible with Rails. ■Note Before downloading Ruby, check which version is required by the Ruby on Rails version that you want to use by reading the online documentation found at www.rubyonrails.org....

practical jruby on rails web 2.0 projects bringing ruby on rails to java platform

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... 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 ... 15881 -4 CH02.qxd 8/30/07 1:30 PM Page 15 Ola BiniPractical JRuby on Rails Web 2.0 ProjectsBringing Ruby on Rails to theJava™Platform881 -4 FM.qxd 8/31/07 1 :43 PM Page i A Brief History of Ruby Ruby ... 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...

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practical jruby on rails web 2.0 projects bringing ruby on rails to java platform

Danh mục: Đại cương

... 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...

Ruby for Rails phần 5 pdf

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... 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...

Ruby for Rails phần 6 pdf

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... 2Addition10/5 2Integer division10/3 3Integer division (no automatic floating-point conversion)10.0/3.0 3.3333333333Floating-point division1.2 + 3 .4 4.6Floating-point addition-12 - ... exploration of important Ruby- wide behaviors—by turning, next, to a family of methods that perform conver-sions of one class of object to another. 9 .4 Built-in and custom to_* (conversion) methods Ruby ... of these opera-tions, and similar ones, depend on objects being accessible in collections. Ruby represents collections of objects by putting them inside container objects.In Ruby, two built-in...