About: http://webisa.webdatacommons.org/62166089

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Traditionally, in languages such as Java and C++, developers jumped through hoops to implement the observer design pattern to achieve this goal.
http://www.w3.org/ns/prov#wasQuotedFrom	learninglineapp.com