NelsonMinar

// This is the core Javascript code for http://windhistory.com/
// I haven't done a full open source release, but I figured I'd put the most important
// D3 code out there for people to learn from.   [email protected]

/** Common wind rose code **/

// Function to draw a single arc for the wind rose
// Input: Drawing options object containing
//   width: degrees of width to draw (ie 5 or 15)
//   from: integer, inner radius

mapmeld

NOTE: This how-to was written for the Census API at http://thedataweb.rm.census.gov/ -- it has since been moved to http://api.census.gov/ 

Mike Stucka, our contact at the Macon Telegraph, sent us a link to the Census's official API which is launching next month. You can skip ahead to the site - http://www.census.gov/developers/ - and get an API key, but also read my notes after using this yesterday:

1) The datasets

--- The 2010 Census Summary comes from everyone filling out census forms, and you can get stats at state level down to a super-detailed block level. Info from this includes population, age, gender, race, home ownership, members of a household, and various combinations of that. Full list: http://www.census.gov/developers/data/sf1.xml

--- The 2006-2010 American Community Survey is a longer form given to fewer households over 5 years (so its numbers are incompatible with the 2010 Census). You can get stats down only to the block group level. In addition to the standard census stats, you get: educa

brianboyer

tell application "System Events"
	set frontmostProcess to name of first item of (processes whose frontmost is true)
	tell process frontmostProcess
		tell window 1
			set oldSize to get size
			-- change + to - for shrinking
			-- change 100 to 5 for fine-tune mode
			set newWidth to (item 1 of oldSize) + 100
			set size to {newWidth, item 2 of oldSize}
		end tell