作者: Evan Howell Sharp , Timothy Kendall , Daniel Jeng-Ping Hui , Thomas Giovanni Carriero , Bo Hu
DOI:
关键词: Component (UML) 、 Certificate 、 World Wide Web 、 Computer science 、 Multimedia
摘要: In one embodiment, a geo-social networking system receives from first user's location message identifying the user and or more other users, generating redeemable certificate including pictures of present to user.