A brain-computer interface (BCI) is a system that enables a person to use their brain signals to control an external device. BCIs capture and analyze brain signals then translate them into usable commands for an external device to put into action.
The .loc[] and .iloc[] properties in Pandas are used to access specific rows and columns in a pandas DataFrame (or slice a data set). The .loc[] property is used for label indexing, while the .iloc[] property is used for integer indexing.
Null represents an intentional absence of a value, indicating a variable has been declared but has yet to be assigned a value. These are some of the most common methods for checking for null and values loosely equal to null in JavaScript.
Object-relational mapping (ORM) is a programming technique that lets developers use object-oriented code to interact with relational databases, by translating objects to and from database-compatible formats.