tipjar constant
IriTerm
const tipjar
IRI for foaf:tipjar [Expects: http://xmlns.com/foaf/0.1/Document]
A tipjar document for this agent, describing means for payment and reward.
Can be used on: http://xmlns.com/foaf/0.1/Agent
Implementation
static const tipjar = IriTerm('http://xmlns.com/foaf/0.1/tipjar');