ruby on rails tutorial book 2nd edition

... design 106 Facebook 107 Facebook application, configuring 122, 123 Facebook application, creating 114, 115 Facebook application, deploying 120, 121 Facebook platform 107, 108 Facebook user profile, ... messages, customizing 76, 77 R Rails rake task 27 Ruby about API, XMLSimple 110-112, 120 rake tool 26 Ruby-PayPal library 190, 219 Ruby on Rails about convention over configuration principle DRY principle ... Ruby on Rails Web Mashup Projects A step-by-step tutorial to building web mashups Chang Sau Sheong BIRMINGHAM - MUMBAI Ruby on Rails Web Mashup Projects A step-by-step tutorial to

Ngày tải lên: 20/03/2019, 14:24

... and deletion Running the test gives > ruby test/functional/avatar_controller_test.rb... email actions on RailsSpace, starting with a remind action: > ruby script/generate controller ... tion. By convention, system calls return false on failure and true on success, so we can test for a failed conversion as follows: Listing 12.14 app/models/avatar.rb def successful_conversion? . . ... part of successful_conversion? touches on a question we haven’t yet answered: What exactly is an “image” in the context of a Rails upload? One might expect that it would be a Ruby File object,

Ngày tải lên: 13/08/2014, 08:20

... traditional CRUD (Create, Read, Update, Delete 7 ) operations of relational databases. In contrast to the traditional controller/action/id approach, REST embraces the radical notion that there are only ... fixtures :users, :specs def setup @controller = FriendshipController.new @request = ActionController::TestRequest.new @response = ActionController::TestResponse.new @user = users(:valid_user) ... this gives > ruby test/functional/friendship_controller_test.rb Loaded suite test/functional/friendship_controller_test Started . Finished in 0.180971 seconds. 1 tests, 5 assertions, 0 failures,

Ngày tải lên: 13/08/2014, 08:20

... a daemon (-d) listening on port 8000 (-p 8000) in a production environment (-e production) You can also restart Mongrel (to load application changes, for example) using > mongrel _rails ... 351–352 names, 355–358 validation, 358–363 button to function, 81 button to function function, 499 Caching, 510 Calculations for distances on spheres, 353–355 Cancel button, 499 cancel method, 432 ... we’ll go with Mongrel and Apache Installing Mongrel is simple using Ruby gems: > sudo gem install mongrel Then, to start the Mongrel application server for Rails, run mongrel _rails in the

Ngày tải lên: 13/08/2014, 08:20

... Ruby on Rails ::The New Gem of Web Development Ross Pallan IT Project Manager Argonne National Laboratory rpallan@anl.gov 2 Ruby on Rails  Ruby on Rails is a web application framework ... http://www.digitalmediaminute.com/article/1816/top -ruby- on- rails- tutorials – MVC... application configuration, plus per-environment configurability - contains the database.yml file which provides ... feed controller def rssfeed conditions = ['MONTH(starts_at) = ?', Time.now.month] @events = Event.find(:all, :conditions => conditions, :order => "starts_at",... NOTE: The old notation for

Ngày tải lên: 24/10/2014, 13:03

... định nghĩa trong các thư viện chuẩn của Ruby  Ký tự String là lớp dùng để thể hiện chuỗi ký tự Khác với Java String trong Ruby là “mutable” String trong Ruby có thể được khai báo trong dấu ngoặc ... chung về Ruby xx x II Tổng quan về Ruby 1 Giới thiệu chung về Ruby Cha đẻ của Ruby là Matshumoto Yukishiro hay còn được biết đến với tên Matz Ruby là sự kết hợp thành công của Smalltalk, Python, Perl, ... (operation overloading), Xử lý cácngoại lệ (Exception handling), trình gom và xử lí rác (garbage collection), nhập liệu tự động (dynamic loading) và độc lập trong cấu trúc, dependency injection,

Ngày tải lên: 15/05/2015, 10:46

... ng $this trong PHPố  nil: gi ng null trong PHP. ố  … 6 T ng quan v Rubyổ ề  Constant :  Cú pháp: Tên_h ng = giá_trằ ị  Ví d :ụ Const = 5 MyConst = ‘my constant’ 7 T ng quan v Rubyổ ề  Types ... programmer 3 “Ruby is simple in appearance, but is very complex inside, just like our human body” Matz, speaking on the Ruby-Talk mailing list, May 12th, 2000. T ng quan v Rubyổ ề  Ruby là:  ... Có tính cấu trúc và ổn định hơn 18 Ruby Advance  Ruby      Object oriented Ruby là một ngôn ngữ lập trình thuần hướng đối tượng Mọi thứ trong Ruby đều là Object, từ các class...

Ngày tải lên: 20/05/2015, 08:10

... nhiều công sức Trong quá trình đó, công ty đã quyết định xây dựng Ajax trong Rails, các hàm chức năng của Ajax được đưa vào trong framework Kết quả là Ruby on Rails trở thành một trong những framework ... phần nhỏ trong kiến trúc cũng như là ngôn ngữ mà Rails sử dụng Sau đây là một số thành phần đã đóng góp vào sự thành công của framework Ruby on Rails  Sự linh hoạt của ngôn ngữ Ruby mà Rails sử ... thành phiên bản đầu tiên được tung ra của Ruby on Rails  Trên thực tế Rails được rút trích từ Basecamp, một chương trình mà được cộng đồng Rails cho là trong quá trình làm chương trình đó thì đã

Ngày tải lên: 12/01/2016, 19:50

... vô hạn 1.7 RUBY ON RAILS 1.7.1 Ruby on Rails là gì? Ruby on Rails, hay còn được gọi là Rails hoặc RoR, là một framework mã nguồn mở, viết trên nền ngôn ngữ Ruby Rails ra ... trong những quy ước bất di bất dịch của Rails chính là về cấu tạo của 3 thư mục Models, Views và Controllers ● 18 Hình 1.1 Mô hình MVC trong Rails 1.7.2 Các tính năng và ưu điểm của Ruby ... ưu điểm của Ruby on Rails a Các tính năng ● Kiến trúc MVC: Ruby on Rails dựa trên cấu trúc MVC cho phép dữ liệu được tách ra ● Thư viện truy xuất dữ liệu: Rails bào gồm một thư...

Ngày tải lên: 28/05/2016, 19:13

... the book • post the link on Twitter • post the link on Facebook • post the link on Google+ Mentioning the book online is important Here’s the link to the book: • http://learn-rails.com/learn-ruby-on-rails.html ... This tutorial is good preparation for: • advanced tutorials from the RailsApps Project • textbooks such as Michael Hartl’s Ruby on Rails Tutorial • introductory workshops from RailsBridge or Rails ... http://learn-rails.com/learn-ruby-on-rails.html Thank you for your support Chapter Introduction Welcome This tutorial is a first step on your path to learn Ruby on Rails You’ll learn key concepts so you’ll

Ngày tải lên: 28/08/2016, 13:17

... Publication The images will need to conform to the size and resolution specifications listed on the form, so contact a graphical designer if this is beyond your skill set Additionally, have someone ... winner, selecting 41-43 RSpec 28 Ruby installing 18 Ruby in Steel URL 16 Ruby management tool installing 17 RubyMine URL 16 Ruby on Rails® about 15 URL 15 Ruby Version Manager (RVM) installing 17, ... verifying 64, 65 I C Concurrent Versions System (CVS) 22 constant 78 D DashboardController class 20 development environment application directory, creating 18 Ruby, installing 18 Ruby management tool,

Ngày tải lên: 07/01/2017, 20:51

... Started with Ruby and RoR Ruby and RoR—The Next Level in Dynamic Web Development Ruby Ruby on Rails (RoR) Philosophy Features Installing and Configuring Ruby and RoR Manual Installation Downloading ... Downloading and Installing Ruby Updating Gem Installing RoR One-Click RoR Installation Download and Unzip the Instant Rails Configure Instant Rails Installation Testing the Installation Ruby RoR Summary ... named talewiki_production Then, only RoR will use the production database This is due to the 'Convention-over-Configuration' philosophy of RoR When Mongrel runs in the production mode, it looks for

Ngày tải lên: 07/04/2017, 16:31

... Ruby on Rails, Curt Hibbs 20-Jan2005 http://www.onlamp.com/pub/a/onlamp/2005/01/20/rails.html irc://irc.freenode.org/rubyonrails http://lists.rubyonrails.org/mailman/listinfo/rails Page Day on ... Documentation: this document contains highlighted references, either to: Documentation – the Rails documentation at http://api.rubyonrails.com (this documentation is also installed on your PC ... should see the Congratulations, you've put Ruby on Rails! page in your browser) Versions of Rails By the time you read this document, Rails will probably have moved on several versions If you intend

Ngày tải lên: 17/04/2017, 08:38

... Lobar Pneumonia—Acute Congestion Stage Lobar Pneumonia—Red Hepatisation Stage Lobar Pneumonia—Grey Hepatisation Stage Bronchopneumonia LOBAR PNEUMONIA—ACUTE CONGESTION STAGE Lobar pneumonia is an ... demonstrable by Gram’s staining LOBAR PNEUMONIA—RED HEPATISATION STAGE This phase lasts for to days The term hepatisation in pneumonia refers to liver-like consistency of the affected lobe on ... M/E The vegetations of BE consist of zones: i Outer layer or cap composed of eosinophilic material of fibrin and platelets ii Underneath is the basophilic zone containing colonies of bacteria

Ngày tải lên: 24/05/2017, 22:28

... Pathology Practical Book Some of the Key Features of the Second Edition are as follows: Organisation of the Book: The revised edition of the book is divided into seven sections namely: Techniques ... pleasing look to the book CD on CPCs: Another innovative feature of the revised edition is addition of a chapter on Clinico-pathologic Conferences (CPCs) and its corresponding CD containing ten structured ... Appendix on Normal Values Each section is independent and self-contained and is preceded by a page of Section Objectives and Section Contents, besides highlighting outstanding contribution of an

Ngày tải lên: 24/05/2017, 22:28

... actions in Harry's story by writing 1 or 2 on the line before each sentence In making your selection, consider the beginning of each action If the actions happened at the same time, write S$ on ... testimony of Jones's good friend, Harry Bliss, who that he and Jones to play tennis together at 7:00 p.m on Trang 33E ] Unit 3 This is in direct contrast to the testimony of a neighbor of the Joneses, ... Malaysia, and Japan He has a Ph.D in Second Language Acquisition and Instructional Technology He has written fifteen other ESL books on grammar, composi- tion, reading, speaking, and TOEFL He regularly

Ngày tải lên: 16/07/2017, 19:54

... phone in quiet zones on trains or in hotels That is the reason why they exist. 5 N ever shout Your phone is not a megaphone You don’t have to shout And don’t shout because you think reception ... mealtimes, or put it on vibrate I f you have to keep your phone on because you are expecting an important call, apologize in advance. 7 D on’t continue on with p h on e conversations when you are ... silent consonants, linking a E ach o f the w ords in the list has a silent con son an t or con son an ts W ith a partner, cross out the silent letters. shoigld ta lk wrong listen h alf dishonest

Ngày tải lên: 07/08/2018, 19:54

... raced to the hospital, convinced that I probably needed open-heart surgery 2 1 had a chest infection and a bad case of cyberchondria The only consolation for the latter condition is that I’m in good ... another serious problem - that online information often doesn’t discriminate between common and very rare conditions D Unfortunately, once you have it, cyberchondria can be hard to cure E Four ... D o you think the question is one that som eone m ight really ask in this situation? W hy (not)? b R ead the article once and find out How w ould yon answ er the question? P Guessing the meaning

Ngày tải lên: 07/08/2018, 20:16

... up-to-date version of the Rails Tutorial can be found on the book s website at http://railstutorial.org; if you are reading this book offline, be sure to check the online version of the Rails Tutorial book ... this tutorial, I suggest creating a gemset called rails3 tutorial2 ndEd: $ rvm use 1.9.3 @rails3 tutorial2 ndEd create default Using /Users/mhartl/.rvm/gems /ruby- 1.9.3 with gemset rails3 tutorial2 ndEd 10. ... ptg8286261 RUBY ON RAILS TM T UTORIAL Second Edition www.it-ebooks.info ptg8286261 1.3 Version Control with Git 27 the context of the demo app. Finally, the sample...

Ngày tải lên: 16/02/2014, 13:20

... http:/ /rails- tutorial. org/. If you are reading this book offline, be sure to check the online version of the Rails Tutorial book at http://railstutorial.org /book for the latest updates. In addition, ... Rails educational ecosystem. Finally, since Ruby on Rails Tutorial uses Rails 3.0, the knowledge you gain here will be fully up to date with the latest and greatest version of Rails. 1 Ruby on ... the world. 1.1.3 Conventions in This Book The conventions in this book are mostly self-explanatory; in this section, I’ll mention some that may not be. First, both the HTML and PDF editions of this book are...

Ngày tải lên: 28/04/2014, 16:57