PowerPoint Presentation

CGS 4854 Summer 2012 Web Site Construction and ManagementInstructor: Francisco R. Ortega Date: May 5th ,2012

1The most profound technologies are those that disappearThe computer for the 21st century Mark Weiser, 1999

Father of ubiquitous computing 2Todays Lecture 05/05/12We will review JavaWe will cover part of Chapter 1Remember I have office hours Today!3ProtocolWhat is a protocol? anagreementbetweenstates.(reference.com)Other definitions?

4HTTP Protocol

5Request FormatType of request Request HeaderBlank Line indicates end of request headersIn a POST request, there can be additional information sent after the blank line

6Response FormatStatus Code Response Header Blank Line indicates end of respose headers

7Mime TypeMultipurpose Internet Mail ExtensionsUse to decode type of content by browserUse to specify formatting of non-ASCII charactersMost Common: MIME type/html

8Mime TypeMultipurpose Internet Mail ExtensionsUse to decode type of content by browserUse to specify formatting of non-ASCII charactersMost Common: MIME type/html

9Markup LanguageMethod of annotating text in a descriptive way for presentation and/or processing.Taken from marking up a manuscript.

10Markup Language ExamplesHTMLXMLTeX

11HTML TagsSingletonA single tag that has no corresponding closing tagPairedA tag with a starting a closing tag. The closing tag is denoted by a leading /

12HTML Tags ( Examples )Singleton:

Paired: Hello World Great Class! BYE

13HTML Validation (HTML 5)

Simple Page

Hello World

14Layout vs StyleEither placed in the html file or a css file.This books will used HTML 5Therefore all pages used strict HTMLFor example, center, font and others are not allowed. 15Questions!Word Wrap and White SpaceLine BreaksWhat is the HT in HTML?Absolute vs Relative Reference?What is a URL?

16Forms

First Form This is a simple HTML page that has a form in it. Hobby:

17Query StringsA query string is appended to a URL and carries data that is being passed to a web applicationIt takes the format name=valueThe ? character is used to separate the URL from the query string. It does not form a part of the query stringPairs are separated with the & characterExample:http://www.forReal.com/test.html?country=USA&State=FL

18More about forms and JSPWe will cover the rest of chapter 1 in the video lecture. The Video lecture for Chapter 1 will be posted either Saturday or Sunday.I will be posting a Java review as well. Finished Chapter 1 and read Section 2.1 for next ClassWe will have a quiz next week (Chapter 1) plus one Java question (from what we covered today.)19QuestionsAny Questions2046176.0