Latest Free Screencasts

There are a number of libraries to help create graphs. Here I show how to integrate Highcharts into a Rails app.

Over time a CSS file can become large and filled with unused selectors. In this episode I show how to use the Deadweight gem to determine which CSS selects you can remove.

Sometimes you need to display an administrative announcement to every page on the site and give the users the ability to hide the announcement. See how in this episode.