Well, it finally happened. ESRI has retired JavaScript 3.X API, and with it goes a whole suite of highly successful tools and applications. JavaScript 4.X is nothing new, but how does it stack up? Can you replace your Web Appbuilder apps? Dashboards? Do your old services and maps play nice with this new environment?
Eric is the GIS Manager for Polk County, Oregon. He has been with the county for 8 years and specializes in ArcGIS Enterprise implementation and configuration, Web Apps, and multiuser databases.