Recalling HTML basics

- Crossfilter manages data within an HTML page,…so you can't have Crossfilter without HTML.…An HTML page can be edited in a text editor,…also known as a code editor.…Here we have a text editor on the left,…and a browser on the right.…If the contents of the HTML file conform to a set of rules,…browser software can interpret the contents…and transform your HTML into a web page…with images, tables, and text.…The basic rules of an HTML page are "doctype" declaration,…HTML tags, head tags, and body tags.…

A tag is a hidden keyword, contained within angle brackets,…which tells the browser what to display,…or how to display it.…There are opening tags, which have angle brackets,…and closing tags,…that have angle brackets and a forward slash.…The closing tag tells the browser to end the element…given by the opening tag.…We also need a character set and title…to make our page complete.…Technically, in HTML5, you can emit…some HTML head and body tags,…but it's perfectly legitimate to keep them.…The head tags contain information about the page…