ruby on rails a jumpstart for net developers

Ngày tải lên: 28/04/2014, 16:58

... Rad stands for “Rapid application devel- opment” (and, of course, Rails stands for Rails ). RadRails is based on the Eclipse platform — an open source effort that forms the basis for many IDEs. Words, ... company. A table also has several columns (also called fields ). The employees table may have fields called firstname, lastname, jobtitle, salary, and so on. A database is a collection of tables. ... includes a chapter that answers the question “What is Ruby on Rails? ” and a chapter with a complete set of instructions on installing and running the software. It also has a jump-start chapter and a...

Ngày tải lên: 27/03/2014, 00:02

... an array, a dictionary, or some other data structure that contains a series of data elements. We’ve already l earned about the Array and Hash classes and how to perform basic manipulation of ... them along the way, to perform some kind of aggregate calculation or statistical analysis of the data at hand. Ruby s collection classes, such as Array and Hash, expose public meth- ods that help ... are loaded after the Rails framework code, we can override anything in Rails at this point as well. As you may have already guessed, this concept of a particular Rails runtime environment plays...

Ngày tải lên: 29/03/2014, 15:20

... paginate load trang dùng Ajax (will_paginate có hỗ trợ Ajax Renderer) 5. Viết Unit Test cho các Models trong application. Mục tiêu: 1. Làm quen với các Plugins c a Rails 2. Làm quen với upload ... này. Giáo Trình Ruby on Rails Tài Liệu Training (C) 2010 Công Ty TNHH TM - DV Tin Học Giải Pháp Nhanh Chương Trình Training Ruby on Rails 1. Làm quen với Framework 1. Install: www.rubyonrails.org/download 2. ... bị XSS hay SQL injection! Chương Trình Training Ruby on Rails 2. Tài liệu http://guides.rubyonrails.org/ Đây là giáo trình chuẩn để học Rails. Sau khi học xong chapter "Getting Start"...

Ngày tải lên: 20/01/2014, 20:20

... fresh and working Rails application, we’ll take a moment for a step that, while technically optional, would be viewed by many Rails developers as practically essential, namely, placing our application ... app create create README.rdoc create Rakefile create config.ru create .gitignore create Gemfile create app create app/assets/images /rails. png create app/assets/javascripts/application.js create app/assets/stylesheets/application.css create ... app/assets/stylesheets/application.css create app/controllers/application controller.rb create app/helpers/application helper.rb create app/mailers create app/models create app/views/layouts/application.html.erb create...

Ngày tải lên: 16/02/2014, 13:20

... creating an iPhone application. Now let’s take a look at creating applications that run on both the iPhone and the iPad. Creating a Universal iPhone/iPad Application There are a couple of ways ... only .NET language available for writing MonoTouch applications is C#. CHAPTER 4: iPad and Universal (iPhone/iPad) Applications 72 info.plist and load whatever application delegate class was ... Project options in a universal project template-based application CHAPTER 4: iPad and Universal (iPhone/iPad) Applications 64 Figure 4–4. iPhone Simulator running an iPad application You’ll...

Ngày tải lên: 28/03/2014, 23:20

... interpretation of your page data and content will help optimize it for search as well as for accessibility applications like page readers. Microdata extensions can also reduce the amount of code and increase ... semantic markup as a structural diagram for your pages. You can get a lot of information about a building from its structural diagrams, and the same is true with the semantic layout of a page. ... styles and the fact that elements can be styled based on their tag type, class name, and position on the page. This ability for a style to apply to an element and all contained elements, or for a...

Ngày tải lên: 29/03/2014, 19:20

... environ- ments ship with Mac OS X: Classic, Carbon, Cocoa, Java, and BSD. xvi PREFACE On one hand, Mac OS X functions as a Macintosh system with an updated user interface, which Apple calls Aqua; ... windows conceptually on a single layer. This meant that if you were using one application and you clicked a window from another application, all of that applica- tion’s windows came to the foreground. ... Cocoa, Classic, Java, and BSD form this layer, each as a separate application environment. Each provides a distinct runtime environment in which to run programs and interact with the lower layers of...

Ngày tải lên: 24/04/2014, 09:17

... United States please contact: International Sales international@pearson.com Visit us on the Web: informit.com/aw Library of Congress Cataloging-in-Publication Data Hartl, Michael. Ruby on rails 3 ... did on that book and for his support of this one. I’d also like to thank Debra Williams Cauley, my editor on both RailsSpace and Rails Tutorial ; as long as she keeps taking me to baseball games, ... you scale a site, not a framework, and Rails, as awesome as it is, is only a framework. So the real question should have been, “Can a site built with Rails scale?” In any case, the question has...

Ngày tải lên: 28/04/2014, 16:57

Ngày tải lên: 29/04/2014, 14:43

Ngày tải lên: 05/05/2014, 11:56

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Ngày tải lên: 15/10/2013, 16:10

Ngày tải lên: 11/12/2013, 23:51

... Memory Management Managed extensions provide access to a garbage-collected memory heap and automatically manage objects allocated from this heap. This results in an automatic performance increase ... Visual Basic ® , a popular application development tool. Visual Basic .NET incorporates many new language features and IDE capabilities. Web Forms You can use Visual Basic .NET to develop a new ... burden of manual memory management for objects and pointers. Initialized and type-safe variables Variables in C# are automatically initialized by the environment and are type- safe. Topic...

Ngày tải lên: 21/12/2013, 06:16

... obligations to many of our ministers and consuls abroad for statistics and other valuable information concerning foreign railroads, as well as to a number of personal friends for other assistance, ... canals from the North River to Lake Ontario. 4. Inland navigation from the North River to Lake Champlain. 5. Canal around the Falls and Rapids of Niagara. 6. A great turnpike road from Maine ... opening an inland navigation from Massachusetts to North Carolina. 2. Improvement of the navigation of the four great Atlantic rivers, including canals parallel to them. 3. Great inland navigation...

Ngày tải lên: 17/02/2014, 02:20