最全的java学习笔记(必看).pdf

Java

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Java 

 

 Java  .........................................................................................................................

1.1 󰁵 ...............................................................................................................................

1.2 Java  ...........................................................................................................................

1.3 Java  .......................................................................................................................

1.4 Java 󰅣 ...............................................................................................................

1.5 Linux 󰁱󰅊 ........................................................................................................

1.6 Eclipse/Myeclipse  ................................................................................................

 Java 󰁵 .........................................................................................................................

2.1 󰁵 .......................................................................................................................

2.2 󰅶 ...............................................................................................................

2.3  ...........................................................................................................................

2.4 󰂯󰁱 ...................................................................................................................

2.5  ...............................................................................................................................

2.6 󰅦󰁵 .......................................................................................................................

2.7 󰇧 .......................................................................................................................................

2.8 󰇔 ...................................................................................................................................

2.9  ...........................................................................................................................

2.10  .............................................................................................................................

2.11  .............................................................................................................................

2.12  .........................................................................................

2.13 󰄔 .........................................................................................................................

2.14 Java  API 󰁉 ....................................................................................................

2.15 󰅦 .........................................................................................................................

2.16 Java 󰆠󰀊 .....................................................................................................

  .................................................................................................................................

3.1 ...........................................................................................................................................

3.2  .......................................................................................................................................

3.3 ...........................................................................................................................................

3.4 󰁉 .......................................................................................................................

3.5 󰀥󰁉 .......................................................................................................................................

3.6 󰅦󰆮 ...............................................................................................................

3.7 󰃐 ...................................................................................................................................

3.8 super()super this() this.......................................................................................

3.9 󰅸󰂼󰅸 ...........................................................................................................................

3.10  .....................................................................................................................................

3.11 static ....................................................................................................................................

3.12 final .....................................................................................................................................

3.13  .....................................................................................................................................

3.14  .................................................................................................................................

3.15  .....................................................................................................................................

3.16  .................................................................................................................................

3.17  .................................................................................................................................

3.18 󰇧󰇧 .........................................................................................................

3.19 󰆠󰀊 .....................................................................................................................

 Java SE  I .........................................................................................................................

4.1 Object  ...............................................................................................................................

4.2 String  ................................................................................................................................

4.3 StringUtils  ........................................................................................................................

4.4 StringBuilder  ....................................................................................................................

4.5 󰄿󰃖 ...........................................................................................................................

4.6 Date  ..................................................................................................................................

4.7 Calendar  ...........................................................................................................................

4.8 SimpleDateFormat  ...........................................................................................................

4.9 DateFormat .......................................................................................................................

4.10 󰆮 .................................................................................................................................

4.11 BigDecimal  ....................................................................................................................

4.12 BigInteger .......................................................................................................................

4.13 Collection  ...........................................................................................................

4.14 List  ArrayList  LinkedList ......................................................................

4.15 Iterator  ....................................................................................................................

4.16  .....................................................................................................................................

4.17 󰃚 for  ..................................................................................................................

4.18 List  Queue  ..................................................................................

4.19 List  Deque 󰃽 ......................................................................................

4.20 Set  HashSet ................................................................................................

4.21 Map  HashMap ............................................................................................

4.22  .................................................................................................

 Java SE  II ........................................................................................................................

5.1 Java 󰀔󰅦 ...............................................................................................................

5.2 File  ...........................................................................................................................

5.3 RandomAccessFile ...........................................................................................................

5.4  FIS  FOS ............................................................................................................

5.5 󰇔 BIS  BOS ...........................................................................................

5.6  DIS  DOS ..................................................................................

5.7 󰇔 ISR  OSW ..................................................................................................

5.8 󰇔 BR  BW .............................................................................................

5.9 󰇔 FR  FW ..............................................................................................

5.10 PrintWriter ...........................................................................................................................

5.11  .........................................................................................................................

5.12 Thread  ....................................................................................................

5.13 Socket  .................................................................................................................

1.4 Java 󰅣

󰆮 JDK󰅎󰁉󰅣

1󰅣 PATHD:\Java\jdk1.6.0\bin 󰅘 JDK󰅰 bin 󰁖󰅶󰀓 

2CLASSPATH Java 󰄔󰇒󰀍 .class 󰂘

󰂾󰃖󰅣 classpath󰁖󰃖

AWindows󰂾󰅔

set CLASSPATH=E:\workspace\1304\bin 󰅣

java day02.Demo1

󰆠󰀊

E\ set classpath = c:\ 󰄔

= . ; c:\ ; d:\ ; 󰄔 classpath󰂽󰄔

CD 󰁖 . class  classpath 󰅣 D  

 C 󰃖 JVM 󰄔 classpath 󰄔

B Linux󰂾󰅦󰅔

󰅣 CLASSPATH󰅘 package 󰂾󰅰

bin 

󰅔 java package.ClassName  

export CLASSPATH=/home/soft01/workspace/1304/bin 󰅣

java day01.HelloWorld

java -cp /home/soft01/workspace/1304/bin day01.HelloWorld 

󰆠󰀊

Windows  \

Linux  /

1.5 Linux 󰁱󰅊

1Linux 󰅛󰁖 root 

2󰅵 == 󰅦 == 

3pwd 󰀧󰇵󰇵󰅣

4ls

5cd󰇵 cd  = home  cd ~ home 

cd / cd ..  

6mkdir 󰆠󰀊 == 

7rm  rm xx xx

rm 󱙗rf xx- r  f 󰅦

8cat xx

9 Java cd/opt/eclipse ./eclipse . 

10 /home  / 󰁠

 home 󰁠󰇵

11home 󰁉󰆗󰁉 /home/username  /home/soft01

12󰆗 home󰁖󰇬󰃚

󰅛󰃚

剩余67页未读，继续阅读

杏花朵朵

2023-07-25

文件中的案例和示例代码简洁明了，非常实用。

墨涵001

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