A POS System is the hardware and software used to record the financial transactions of a retail store. 1  It is the best tool for a store owner to manage and assess her business. 2  Your POS system should alert you when you need to reorder and flag inventory that is dead in your store and not moving.
JPO is a framework for persistence (storage and retrieval) of domain (or data) objects in Java-based database applications. The object/relational impedence missmatch is widely regarded as a complex problem with no easy solution.
emo is short for emotional or emotive hardcore and is a subgenre of hardcore punk that began in the 1980s in the 1990s bands like sunny day real estate jawbreaker and jimmy eat world were coincidentally called emo due to their emotional lyrical content