Atlas is a moving company. A map (2010 Migration Patterns) on their website is very interesting. From the moving pattern, one can reasonably get an idea about which state are adding population and which state the population are losing population.
http://www.atlasvanlines.com/migration-patterns/
Monday, October 24, 2011
Friday, March 18, 2011
How to handle large amound of Markers in Google API
Read this blog today, this is a very good article to talk about how to handle large amounts of markers in your Google Maps Application.
One method is called MarkerClusterer. It is a simple and effective solution for displaying many Markers on the map.
More detailed can be found Xiaoxi Wu's blog. http://googlegeodevelopers.blogspot.com/2009/04/markerclusterer-solution-to-too-many.html
One method is called MarkerClusterer. It is a simple and effective solution for displaying many Markers on the map.
More detailed can be found Xiaoxi Wu's blog. http://googlegeodevelopers.blogspot.com/2009/04/markerclusterer-solution-to-too-many.html
Interactive Demographic Maps from NY Times
Mapping America: Every City, Every Block
This is a very useful map application. users can browse local data from the Census Bureau's American Community Survey, based on samples from 2005 to 2009. User can choose from population, income, family and education category to visually check the spatial pattern of each variable and may help them better understand the demographic distribution in the area they are interested.
This is a very useful map application. users can browse local data from the Census Bureau's American Community Survey, based on samples from 2005 to 2009. User can choose from population, income, family and education category to visually check the spatial pattern of each variable and may help them better understand the demographic distribution in the area they are interested.
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