Philadelphia Parking Violations (2017)
Reading data and data manipulation Plot 1: Histogram of ticket issue times (hour) Adding new variables Making the plot Annotating the plot Plot 2: Day of week details Finding total tickets per day Making a faceted line chart Alternative way to make a very similar chart Making an interactive chart for the web with plotly Plot 3: Mapping parking violations by zip code Calculating tickets per day and grouping zip codes Reading in shapefile (.