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Naveen D'Almeida

Posted by Naveen D Almeida on May 20, 2011

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Difference Between CSS, CSS2 and CSS3

CSS (Cascading Style Sheet ) has various levels. Each level of CSS builds upon the last, typically adding new features and typically denoted as CSS1, CSS2, and CSS3. Profiles are typically a subset of All levels of CSS built for a particular device or user interface. Currently there are profiles for mobile devices, printers, and television sets. Profiles should not be confused with media types which were added in CSS2. CSS1 The first CSS specification to become an official W3C Recommendation is CSS1, published in December 1996. Among its capabilities are support for: 1) Font properties such as typeface and emphasis 2) Color of text, backgrounds, and other elements 3) Text attributes such as spacing between words, letters, and lines of text 4) Alignment of text, images, tables and other elements 5) Margin, border, padding, and positioning for most elements 6) Unique identification and generic classification of groups of attributes The ...

The doctype declaration

Take a look at this page's "Source Code" . The source code is the HTML that generates a page. On a PC in Chrome or FireFox right click anywhere on the page (except the ads) and select "View page source", or even easier just click "Ctrl-U". In IE "Ctrl-U" doesn't work; you have to right click the page and select "View Source". Select it all, copy it and paste it into Notepad or some text editor. If you have any problems or are in a different browser search "source code" in help. At the very top of the page you will see the doctype declaration : <!DOCTYPE html> * Like any language, HTML5 has a grammar and a vocabulary. Grammar <!DOCTYPE html> goes at the top of every HTML5 page. Vocabulary The HTML5 word <!DOCTYPE html> means "this page is written in HTML5" as opposed to, say HTML 4.01 . Why, you ask, don't they just write <HTML5> or even a zesty ...

HTML5 Web SQL Database

1 < html > 2 < head > 3 < meta name= "expires" content= "0" / > 4 <title > :: Web Developer :: </title> 5 < /head > 6 < body > 7 < h3 > < a href= "#" >:: Web Developer :: < /a > < /h3 > 8 < ul id= "results" > < /ul > 9 < div id= "logs" > < /div > 10 Record: < input type= "text" id= "items" / > < br / > < br / > 11 < button onClick= "createRecord()" > Create Record < /button > 12 < button onClick= "createTable()" > Create Table < /button > 13 < button onClick= "dropTable()" > Drop Table < /button > < br / > < br / > 14 Notes: Update by clicking the desired item then overwriting the text. < br / > 15 In Google Chrome, see the generated database: Developer > Dev...

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