java-note

  1. 20191215-20191221
    1. Java Tutorials Learning Paths
    2. stream File io
    3. 异常
    4. overwrite overload
    5. 多态
    6. 抽象类 抽象方法
    7. 封装
    8. Interface
    9. package

https://www.runoob.com/java/java-files-io.html
http://c.biancheng.net/java/

https://www.oracle.com/technetwork/topics/newtojava/overview/index.html
https://medium.com/the-java-report/how-to-become-a-java-web-or-enterprise-developer-part-i-java-web-rudiments-d4953adb06fe

20191215-20191221

https://neo4j.com/docs/

Java Tutorials Learning Paths

https://docs.oracle.com/javase/tutorial/tutorialLearningPaths.html


java.util.regex

java_Methods
finalize() system.gc()

stream File io

java.io

异常

检查性、运行时,错误
java.lang.Exception
IO Exception, runtime-Exception

overwrite overload

多态

实现方法: interface absctract 重写

抽象类 抽象方法

封装

限定类的代码和数据被外部类访问

Interface

标记 interface

package

import package


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