kuan butts
Apps ×
AC Transit AC Transit bus locator. Burn to Tile Drag GeoJSON onto a map, get tile quadkeys at a target zoom. Diffchecker Compare two text blocks and highlight the differences. Home Status PurpleAir sensor dashboard for temperature and air quality. MD Preview A minimal dark-mode markdown editor with live preview and Mermaid diagram support. OpenLR Parse and map OpenLR linear location references. Planning Poker P2P planning poker via WebRTC. No backend. Run Map Map and measure running distances. What the Tile Visualize map tile boundaries at each zoom level.

Blog

Page 5

Jul 2, 2019

Debugging GeoPandas GeoPackage IO

Steps in evaluating fid drop pattern during GeoPackage read/write

Jun 29, 2019

Extracting Uber Movement Data

Navigating extraction issues with CLI tool

Jun 26, 2019

On-street Open Parking Data

Exploring Sacramento curb data and map matching with SharedStreets

Feb 18, 2019

Migrating to new Mapbox expressions

Documentation on new expression pattern conversion for Mapbox GL

Jan 23, 2019

Exploring 2017 NHTS LATCH data

Notes from a quick exploration of the just-published NHTS 2017 Transferability Statistics

Dec 24, 2018

Creating multimodal graphs

Combining walk and transit graphs together with peartree and OSMnx

Nov 19, 2018

Modeling critical infrastructure shutdowns

Identification and tiered classification of road networks via betweenness centrality

Nov 16, 2018

Dynamically costing window scoping and cell grid sizing

Benchmarking variable window scales on clustered cell matrices