Chris IJ Hwang

I am a Quantitative Analyst/Developer and Data Scientist with backgroud of Finance, Education, and IT industry. This site contains some exercises, projects, and studies that I have worked on. If you have any questions, feel free to contact me at ih138 at columbia dot edu.

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Contents

ArcGIS Example 1

Data collection and build the map app

This is how to add layers one by one acquiring from web resources. ArcGIS example 2 shows how to add layers from ArcGIS server.

Target Data:

Steps using ArcMAP and ArcCatalog

Data sources:

http://data.imap.maryland.gov

maryland site

State boundary

state

County boundary

county

Census Data

census

Schools

schools

Put the above shape file on ArcMap

I setup the folder connection in ArcCatalog first as below:

folders

Then, put all four shapefiles on ArcMap

put state counties

Select the high school by choosing type=High

High

Now the all high schools are highlighted as below

Highlighted

For an another example, I found the high schools in Baltimore county.

baltimore

(Option: Data from ArcOnline)

schools
arconline
include school