... 429
Using NSData to Create Custom Archives 436
Using the Archiver to Copy Objects 439
Exercises 441
20 Introduction to Cocoa and Cocoa Touch 443
Framework Layers 443
Cocoa Touch 444
21 Writing ... language source file
.cc, .cpp C+ + language source file
.h Header file
.m Objective -C source file
.mm Objective -C+ + source file
.pl Perl source file
.o Object (compiled) file
Objective -C source files ... about its initial
characteristics acquired from the factory, but also its current characteristics.Those charac-
teristics can change dynamically.As you drive your car, the gas tank becomes depleted,...
... be
printed at the points indicated by the next two occurrences of the %i characters in the
format string.
Summary
After reading this introductory chapter on developing programs in Objective -C, you
should ... of programmingin Objective -C
rests on the extensive frameworks that are available.
Chapter 2, Programmingin Objective -C, ” begins by teaching you how to write your
first program in Objective -C.
Because ... puzzled by the leading @ character. With-
out that leading @ character, you are writing a constant C- style string; with it, you are writing
an NSString string object. More on this topic in Chapter...
... revised and refined to
reflect current web publishing practices and technologies. It includes extensive coverage of Cascading Style
Sheets (CSS), which have become a staple in web development.
You'll ... JavaScript
Introducing JavaScript
The <script> Tag
Basic Commands and Language Structure
Basic JavaScript Programming
Summary
Workshop
Lesson 13. Using JavaScript ... Anyway?
Considering User Experience Level
Determining User Preference
Deciding on an HTML 4.01 or XHTML 1.0 Approach
What Is Accessibility?
Alternative Browsers
Writing Accessible...
...
file:///G|/1/0672328860/ch02.html [19.12.2006 13:48:23]
Web Browsers
Microsoft's browser, Microsoft Internet Explorer, is included with Microsoft Windows. It was also included
with the Mac OS, but has since ... based at Massachusetts Institute
of Technology in the United States and INRIA in Europe. The W 3C is made up of
individuals and organizations interested in supporting and defining the languages ... still dominates the web browser market, but Firefox is becoming increasingly popular,
especially with people who create websites.
Netscape Navigator
Once the dominant web browser, Netscape Navigator...
... Breaking Up Your Content into Main Topics
Breaking Up Your Content into Main Topics
With your goals in mind, try to organize your content into main topics or sections, chunking related
information ...
topics might include the following:
● Change the oil and oil filter
● Check and adjust engine timing
● Check and adjust valve clearances
● Check and replace the spark plugs
● Check fluid ... example, music, Star Trek, motorcycles, cult
movies, hallucinogenic mushrooms, antique ink bottles, or upcoming jazz concerts in your city.
● Publications Newspapers, magazines, and other publications...
... It?
Storyboarding a website is a concept borrowed from filmmaking in which each scene and each individual
camera shot is sketched and roughed out in the order in which it occurs in the movie. Storyboarding ... system-specific part of the installation, you could link back to the original branch and continue
with the generic installation.
In addition to branching from a linear structure, you could also ... that involved
a really large bulletin board, index cards, and string. Each index card had a topic written on it, and the
links were represented by string tied on pins from card to card.
The point...
... which your browser will not think
are HTML files.)
● Use small, simple names. Don't include spaces or special characters (bullets,
accented characters)just letters and numbers are fine.
Task: ... time. Keeping
track of all this information can be really confusing. Throughout this book, as I introduce each tag, I'll
explain any browser specific issues you'll run into.
file:///G|/1/0672328860/ch03lev1sec1.html ... specification have struggled to accommodate these ongoing
changes, and the limitations of HTML have become evident. We're stretching and distorting the HTML
specification far beyond its capabilities....
... to look
at. Choose View, Source to display the source code in a text window. In Netscape, choose
View, Page Source.
Tip
In some browsers, you can't directly view the source of a web page, ... tags can be used
anywhere.
5.
Most HTML elements consist of opening and closing tags, and they surround the text that
they affect. The tags are enclosed in brackets (
<>). The beginning ... recommendation includes one
additional requirement for your web pages. The first line of each page must include a
DOCTYPE identifier that defines the XHTML 1.0 version to which your page conforms,...
...
definition (definition definition).
<dt> and <dd> usually occur in pairs, although most browsers can handle
single terms or definitions. The entire glossary list is indicated by ... as you can change the numbering scheme in the middle of an ordered list, you can change the type
of bullet midstream in a list by using the
type attribute in the <li> tag. Again, this ... this will be the case, however, and
refer back to "section 8, subsection b" in your text because you can't determine what the exact
formatting will be in the final output. If...
... to link to other pages on your local disk by using relative and absolute pathnames
● How to link to other pages on the Web by using URLs
● How to use links and anchors to link to specific places ... the topics you
listed in the first exercise. Include a couple of subheadings (such as those shown in
Figure 4.2). If you feel really adventurous, complete the page's content and include ... list. Each of the items in the list begins with
<li>.
type
Specifies the numbering scheme to use in the list. This attribute is
deprecated in HTML 4.01.
start
Specifies at which number...