文章目录


正则表达式、编码、路径格式、配置 …

https://blog.csdn.net/LawssssCat/article/details/103032603

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JVM

https://blog.csdn.net/LawssssCat/article/details/103032626

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工具

- Eclipse(快捷键)

https://blog.csdn.net/LawssssCat/article/details/103032494


- jdk

https://blog.csdn.net/LawssssCat/article/details/103032541


- API 在线 - 文档


- 版本控制工具 - Git/SVN


- XML/Json/dom4j/ yml(腋毛)


- jsoup - http协议处理工具


- markdowm(文本编辑)

- LaTeX 数学公式


- SQL/MySQL

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常用类

<mstyle mathcolor="&#35;ea4335"> j a v a . l a n g </mstyle> \color{#ea4335}{**java.lang**} java.lang

- - Object

https://blog.csdn.net/LawssssCat/article/details/103027719



- - String

https://blog.csdn.net/LawssssCat/article/details/103027695



- - Integer

https://blog.csdn.net/LawssssCat/article/details/103031390



- - concurrent

- - - Thread



- - - Executors、ExecutorService 线程池






<mstyle mathcolor="&#35;ea4335"> j a v a . u t i l </mstyle> \color{#ea4335}{**java.util** } java.util

- - Collection、Iterator

https://blog.csdn.net/LawssssCat/article/details/103032402



- - Comparator、Comparable

java.util.Comparator
用comparable接口对泛型进行compareTo()方法比较。这里用Comparator方法自定义compare()方法。
实现代码:https://blog.csdn.net/LawssssCat/article/details/102989450



- - Date、SimpleDateFormat类

https://blog.csdn.net/LawssssCat/article/details/103032454



- - Properties类






<mstyle mathcolor="&#35;ea4335"> j a v a . m a t h </mstyle> \color{#ea4335}{**java.math**} java.math

- - BigDecimal

https://blog.csdn.net/LawssssCat/article/details/103044839

<mstyle mathcolor="&#35;ea4335"> j a v a . t e x t </mstyle> \color{#ea4335}{**java.text**} java.text

- - SimpleDateFormat类

同Date类:
https://blog.csdn.net/LawssssCat/article/details/103032454

<mstyle mathcolor="&#35;ea4335"> j a v a . s q l </mstyle> \color{#ea4335}{**java.sql**} java.sql

DriverManager 类 、Connection类、 PreparedStatement类、 ResultSet类

<mstyle mathcolor="&#35;ea4335"> j a v a . i o </mstyle> \color{#ea4335}{**java.io**} java.io

<mstyle mathcolor="&#35;ff0011"> i o </mstyle> \color{#ff0011}{io类总结} iohttps://blog.csdn.net/LawssssCat/article/details/103188942

- - File类

- - IO读/写

- - 编码读写

处理编码:
InputStreamReader
OutputStreamReader

处理换行读写:
BufferedReader, readLine()
PrintWriter, println()

<mstyle mathcolor="&#35;ea4335"> j a v a . n e t </mstyle> \color{#ea4335}{**java.net**} java.net

- - URL、URLDecoder

- - Socket、ServerSocket

<mstyle mathcolor="&#35;ea4335"> o r g . j u n i t </mstyle> \color{#ea4335}{**org.junit**} org.junit

- - Assert

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常识

- 数据类型、(默认的)规定、Exception/Error、各种误区

https://blog.csdn.net/LawssssCat/article/details/103045043

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