Earlier today I launched a pre-release of my latest development course. This course, Mastering the SharePoint Framework, covers the latest development model for extending & customizing SharePoint.
You can learn more about the course on my site here:
However, as a special op, I'm extending a 50% discount that expires tomorrow, September 20 at 11:59am. You can learn more about this in this post & associated video:
Hope to see all you SharePoint dev's at Ignite next week!