最近在學(xué)習(xí)系統(tǒng)，打算寫專欄分享筆記增強(qiáng)記憶，大家一起學(xué)習(xí)??

2023/7/16

1.ls

1.1 ls -l

1.2 ls -a

2.cd

2.1 cd ../

2.2 cd /

3.tree

4.gcc instruction

????4.1 gcc 1.c -o 1

????4.2 gcc 1.c -o 1 -lm

????4.3 gcc -g 1.c -o 1

????4.4 gcc -E 1.c -o 1.i

????4.5 gcc -S 1.i -o 1.s

????4.6 gcc -c 1.s -o 1.o

????4.6 gcc 1.o -o 1.c

????4.7(Create dynamic library)gcc -shared 2.c -o 2.so

????4.8(Useing dynamic library )gcc main.c ./2.so -o main

????4.9(Create static library )ar rcs lib2.a 2.o

????4.10(Useing static library)gcc main.c -o main -L. -l2?

????4.11 (turn of worning)gcc -w 1.c -o 1

5.Change Power :chmod

????5.1chmod 777 1.c

6.remove

????6.1delete file: rm? (file name)

????6.2Delete folder and file: rm? -rf? (folder)

7.Use of vim:

????7.1 vim (file name)

????7.2(insert mode ) press down i;

????7.3 (‘shift’+’:’)Bottom line mode

????7.4 ‘wq!’Save +Quit +Ensforce

8.Find

????8.1 find? [path]? [expression]

????8.2 Find files with suffix “.c”of current directory and subdirectory: find -name “*.c”

9.User

????9.1? Create user: sudo? adduser? [name]

10.Create directory: mkdir [-p] [name];?

? ? ?Delete directory: rmdie [-p] [name];

11.View current path:pwd

12.Display tree directory:tree [name]

13.Download: apt-get install [name]

14.Copy: cp? [file name]? [path]

15.Mv

15.1Move file: mv [file name and suffix]

15.2Change File Name: mv [old file name]? [new file name]

16.Compression

16.1Compress file: tar -czvf [file name]

16.2Decompress file: tar -xzvf [file name]