PerfMap: front-end performance heatmap

A bookmarklet to create a front-end performance heatmap of resources loaded in the browser using the Resource Timing API. Wait for a page to fully load and then click the bookmarklet to overlay a performance heatmap. A browser with support for the Resource Timing API is required. PerfMap: front-end performance heatmap →

Google Maps HeatMap Layer

Some time last week, Google has (finally) released a HeatMap Layer for Google Maps. The Heatmap Layer provides client side rendering of heatmaps. A heatmap is a visualization used to depict intensity of data at geographical points. When the Heatmap Layer is enabled, a colored overlay will appear on top of the map. By default, …