RFID – Radio-Frequency Identification
What is a RFID system? Radio-Frequency Identification (RFID) is the use of radio waves to read and capture information stored on a tag attached to an object. A tag can...
At its core, a web application offers its users a view into, and a way to modify, a persistent set of data. Whether managing a list of todos, Whats app clone, or ordering a car to pick you up, you are interacting with a permanent but constantly changing data layer.
In Meteor, that data layer is typically stored in MongoDB. A set of related data in MongoDB is referred to as a “collection”. In Meteor you access MongoDB through collections, making them the primary persistence mechanism for your app data.
However, collections are a lot more than a way to save and retrieve data. They also provide the core of the interactive, connected user experience that users expect from the best applications. Meteor makes this user experience easy to implement.