Topics include; views, maps, sentienls, stacks, adapters, and more.

Views #

• views (concept) are an alternative presentation of (interface to) an existing object : view implements inteface of object
• a not concrete analogy for a view is a pointer into object

Map Views? #

Partial Implementations #

• the idea of taking advantage of the fact that operations are releated
• for designers, this can be used by implementing existing concrete types or interfaces. it is useful because if ‘fills’ in a lot

Stacks #

• stacks are last in first out, i.e if you push 1,2,3 –> you pop them in 3,2,1
• rule of Demeter