How many times have we parked our car in a large parking lot on the way to some place, and on return found it hard to locate the exact spot? How many times have a few of us decided before-hand on ...

Notice: Pinpointer is built on top of clojure.spec, which is one of Clojure's new features that have been developed most actively. So, it's still in alpha and its APIs are also subject to change.