OpenDNS protects millions of people a day across hundreds of thousands of schools, businesses and homes. We block phishing sites, give you the power to filter out adult sites and proxies among more than 40 categories, and provide the precision to block individual domains

This is a fabulous resource for those needing to know what Web 2.0 was all about.

This course is designed to help you understand and effectively use a variety of “web 2.0″ technologies including blogs, RSS, wikis, social bookmarking tools, photo sharing tools, mapping tools, audio and video podcasts, and screencasts

The Google Chart API returns a PNG-format image in response to a URL. Several types of image can be generated: line, bar, and pie charts for example. For each image type you can specify attributes such as size, colors, and labels.
You can include a Chart API image in a webpage by embedding a URL within an image tag. When the webpage is displayed in a browser the Chart API renders the image within the page.

“HTML 4 has been around for nearly a decade now, and publishers seeking new techniques to provide enhanced functionality are being held back by the constraints of the language and browsers.”

This article by Lachlan Hunt describes how HTML 5 will introduce a wide range of features including form controls, APIs, multimedia, structure, and semantics.

Jeffrey Zeldman’s article explains what sets web design apart from design for other mediums.

“Web design is not book design, it is not poster design, it is not illustration, and the highest achievements of those disciplines are not what web design aims for. Although websites can be delivery systems for games and videos, and although those delivery systems can be lovely to look at, such sites are exemplars of game design and video storytelling, not of web design. So what is web design?”

Jeffrey Zeldman – A List Apart