27. Using Transient Variable in Apex Controllers
This video shows how using the transient keyword can help improve your Visualforce page performance. You can read more about improving page performance at:
https://developer.salesforce.com/blogs/developer-relations/2015/01/best-practices-improving-visualforce-page-performance.html
and the original webinar recording can be found at
https://developer.salesforce.com/events/webinars/advanced_visualforce_salesforce1