This series of articles ultimately got me on the right track:

Building a SharePoint Online chat room with SignalR and Azure

1. Create the SharePoint Online app and associated website

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-1-create-the-sharepoint-online-app-and-associated-website 2. Test the app in Visual Studio

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-2-test-the-app-in-visual-studio/

3. Create the SharePoint Online web part

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-3-create-the-sharepoint-online-web-part/

4. Deploy the site to Azure

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-4-deploy-the-site-to-azure/

5. Deploy the app in SharePoint Online

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-5-deploy-the-app-in-sharepoint-online/

6. Gotchas and Thoughts

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-6-gotchas-and-thoughts/

This series of articles ultimately got me on the right track:

Building a SharePoint Online chat room with SignalR and Azure

1. Create the SharePoint Online app and associated website

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-1-create-the-sharepoint-online-app-and-associated-website

2. Test the app in Visual Studio

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-2-test-the-app-in-visual-studio/

3. Create the SharePoint Online web part

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-3-create-the-sharepoint-online-web-part/

4. Deploy the site to Azure

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-4-deploy-the-site-to-azure/

5. Deploy the app in SharePoint Online

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-5-deploy-the-app-in-sharepoint-online/

6. Gotchas and Thoughts

   http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-6-gotchas-and-thoughts/

This article ultimately got me on the right track:

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-1-create-the-sharepoint-online-app-and-associated-website

This series of articles ultimately got me on the right track:

Building a SharePoint Online chat room with SignalR and Azure

1. Create the SharePoint Online app and associated website

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-1-create-the-sharepoint-online-app-and-associated-website 2. Test the app in Visual Studio

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-2-test-the-app-in-visual-studio/

3. Create the SharePoint Online web part

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-3-create-the-sharepoint-online-web-part/

4. Deploy the site to Azure

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-4-deploy-the-site-to-azure/

5. Deploy the app in SharePoint Online

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-5-deploy-the-app-in-sharepoint-online/

6. Gotchas and Thoughts

http://blog.jonathanhuss.com/building-a-sharepoint-online-chat-room-with-signalr-and-azure-part-6-gotchas-and-thoughts/