The Arduino IDE is a nice tool for starting out ... As you’re working you often realize the name of a function, variable, or class is not exactly right. It needs to change.

If you are used to coding with almost any modern tool except the Arduino IDE, you are probably accustomed ... time elapsed between messages and what function you were in during the message.

The Arduino Wire library is a core aspect of Arduino's integrated development environment, or IDE, and is a must-have ... Wire.begin(): This function is used to activate the Wire library.