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UNIT 1 NOTES
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http://www.udacity.com/html_playground
inline vs. block
b div
em p
br
span
HTML Document Structure
<!DOCTYPE HTML> - doctype
<html> - opening html tag
<head>
<title> Title! </title> - css and js go in head section
</head>
<body>
<b> content </b>
</body>
</html> - closing html tag
Adding Query Parameters to URLs
http://example.com/foo?P=1&q=neat
Name is P, value is 1
Name is q, value is neat
Fragment
References part of page you're looking at
Not sent to server when request is made
http://www.example.com/foo#example
Port
http://localhost:8000/
8000 is port - default = 80
Request Line
Format = method path version
Ex: Get /foo HTTP/1.1
No host name because browser is already connected
Followed by headers
Host: www.example.com
User-Agent: chrome
Response Line
status-line status-code reason-phrase
status codes:
200 ok
302 not found
404 not found
500 server error
Common Headers after Response Line:
Date, Server, Content-Type, Content-Length
Servers
static - prewritten files, image
dynamic - made on the fly
(^ web application generates content)
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