Additional Notes
Why trace a checkout example by hand before trusting the output?
Track: Java
Topic: Core Java
Focus: Code Reading and Debugging
Java: Code Reading and Debugging
Answer
It gives you expected checkpoints so debugging becomes comparison instead of guessing.
Tracing one small example helps you know what the subtotal, discount, shipping, and final total should be. If the program disagrees, you can locate the wrong step instead of staring at one final number.
Tracing one small example helps you know what the subtotal, discount, shipping, and final total should be. If the program disagrees, you can locate the wrong step instead of staring at one final number.
Topics: Code Reading and Debugging Core Java Java