U2L11 - equals

This lesson drills what Trevor teaches in U2L11

Pre-requirements:

• You have performed each of previous drills to reach a top speed, and then repeated top speed 10x
• Follow this for all drills explainer
• Or this if you haven't even installed the drills yet installation

Summary of what is drilled

A Disciplined Approach? holds that these items should never again allow any confusion in your mind about this list of what Trevor covered in this lesson:

COVERED IN THE LESSON

• duh: does not enter blocks of code where condition doesn't pass
• cannot use == on objects
• dot properties
• .equals()
• identical primitives share the same memory location
• objects share unique memory locations

Instructor Administered Test

• Create a new project
• Create a new package
• Create a new class with a new public static void main method
• declare and assign an int variable named speed and assign to it the value 10
• declare and assign an String variable named caution and assign to it the value "10"

write code that prints

• if you have an speed of 10 then you are fast,
• if you have a caution of "10" then you are safe