ViewController and Multiple Views L2.1.1
Views A view (i.e. UIView subclass) represents a rectangular area. It defines a coordinate space for drawing and handling touch events. Hierarchical A view has »
Vertical vs. Horizontal Scaling
Vertical scaling evolves increasing the capacity and power of a single server by adding more RAM and or increasing CPU processing power which may have hard »
MongoDB vs. Relational Databases
Mongo does not support joins between collections Mongo does not support transactions across multiple documents, but there are ways around this by including all data inside »
MongoDB Shell Basics
use [database name] Creates or switches to use a database, db becomes the variable to reference the current database show dbs List all databases db.[collection_ »
BSON used in MongoDB
BSON is binary JSON BSON extends JSON to include more data types such as Dates that are not native to JSON. BSON Characteristics Lightweight Small in »