Study Notes 2.21

2.21

9—11:30

Java see video

notes:

 

 

14—17:00

Live Learning

Highlights:

We studied eight basic data types and their default values, reference data types: arrays, classes, interfaces.

Java parameter passing only one case that is passed by value, the difference is passed by reference address value in practice is a reference to an object.

Java class string while the string is in a final class, its value can not be changed.

Bisection 题组

19—22:00

Half the problem sets (three questions)

 

Experience: do the deceptive title requires a strong patience ( '⌒`)