June 2012
Intermediate to advanced
386 pages
10h 7m
English
Content preview from Web Technology: Theory and PracticeBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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8.3 XML BUILDING BLOCKS
The fundamental building blocks of XML are Tags (Elements), Attributes and Namespaces. Like HTML, it is also derived from SGML. Tags have content between them (start and end tags). Attributes describe about the Tag, without having to add additional tags! For example, type is an attribute with value of CDMA.
<mobile type=“CDMA”>
<provider>Reliance</provider>
</mobile>
Namespaces define the domain. They are important because they avoid name collisions, given the fact that XML definitions can be developed independently. For example, if some entity called JAVA is being defined through XML, it could refer to a definition pertaining to the programming language Java or to an island called Java. Namespaces come to the rescue to ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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