In case you missed the email that was sent out from Salesforce yesterday, TrailheaDX will be held on June 25th.
They are still working out all the details including a time on when the event will start. For more information you can read their FAQ and sign up to receive event updates.
Salesforce has re-introduced URL hacks. This was something that was used a fair bit in Salesforce Classic. With the release of Saleforce Lightning, these “hacks” were no longer supported.
But thanks to Spring 20, these have been added back. The URL hack will only work with custom buttons or links.
To create a button or link which will create a new record with predefined values, use the following formula: