...
Rad stands for “Rapid application devel-
opment” (and, of course,
Rails stands forRails ). 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 Rubyon 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...
... 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...
... 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 Rubyon Rails
Tài Liệu Training
(C) 2010 Công Ty TNHH TM - DV
Tin Học Giải Pháp Nhanh
Chương Trình Training Rubyon Rails
1. Làm quen với Framework
1. Install: www.rubyonrails.org/download
2. ... bị XSS hay SQL injection!
Chương Trình Training Rubyon Rails
2. Tài liệu
http://guides.rubyonrails.org/
Đây là giáo trình chuẩn để học Rails. Sau khi học xong
chapter "Getting Start"...
... 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...
... 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 fora style to apply to an element and all contained elements, or
for a...
... 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 ona 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...
... 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 onrails 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...
... 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...
... 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...