I have noticed a bug that occurs on all custom web parts I created. Let's assume I have following web part (sandbox solution) with two properties: using System; using System.ComponentModel; using ...
How can I validate a custom web part property in a Sandbox solution (SharePoint Online 2013 environment)? I am throwing a WebPartPageUserException when validation fails, as shown below. private ...
I've created a new web part in a sandbox solution. This web part has a custom string property called 'PetName'. I'd expect to be able to set the initial value of this property in the .webpart file. ...