Example code of different elements in D3.js
- Bar chart: http://www.pitt.edu/~few14/visual_1/q2/barChart.html
- Force Directed Layout: http://www.pitt.edu/~few14/visual_2/q1/forceDirected.html
- Adjacency Matrix Layout: http://www.pitt.edu/~few14/visual_2/q2/adjacencyMatrix.html