This Article describes an easy way to create small indicator graphics. In a recent project an interactive report was implemented showing 8 numerical values and some metadata for each dataset. It was extremely difficult for the enduser to decide whether this dataset was ok or needs some further attention. After translating these values into some sort of graphical indicator, the semantic interpretation of the dataset could now take place immediately. The result of the described example below will look like: 

After creating a Wizard, I encountered a strange phenomenon. Advancing back and forth in the Wizard worked perfectly, but always marks only the currently active Bullet Point in the Wizard Progress List. That is strange because you would expect APEX to do that by default - it is seen happening always around the Application Builder itself, e.g. while creating a page or region. Read further if you want to see a solution consisting of only one simple line of code.

If you are looking for a method that translates addresses into coordinates with the help of the powerful Google Maps API and don't want to use the APEX webservices for whatever reason, you have found the right article. 

This article describes an simple but powerful way to implement cascading selectlists in tabular forms.

This is a description on how to remove the "Show All" Button of the Region Display Selector. It also shows a method to display a default entry on PageLoad.