Create, delete, copy, and move files and directories

Create, delete, copy, and move files and directories

[root@1305ce547374 home]# touch testfile.txt
[root@1305ce547374 home]# ls -lh
total 0
-rw-r--r--. 1 root root 0 Feb 23 19:39 testfile.txt
[root@1305ce547374 home]# cat > hello.txt
hello world
hello
world
[root@1305ce547374 home]# ls -lh
total 4.0K
-rw-r--r--. 1 root root 24 Feb 23 19:39 hello.txt
-rw-r--r--. 1 root root  0 Feb 23 19:39 testfile.txt
[root@1305ce547374 home]# cat hello.txt 
hello world
hello
world
[root@1305ce547374 home]# cp hello.txt hello2.txt 
[root@1305ce547374 home]# ls -lh
total 8.0K
-rw-r--r--. 1 root root 24 Feb 23 19:39 hello.txt
-rw-r--r--. 1 root root 24 Feb 23 19:41 hello2.txt
-rw-r--r--. 1 root root  0 Feb 23 19:39 testfile.txt
[root@1305ce547374 home]# cat hello2.txt 
hello world
hello
world
[root@1305ce547374 home]# cp hello.txt testfile.txt 
cp: overwrite 'testfile.txt'? y
[root@1305ce547374 home]# cat testfile.txt 
hello world
hello
world
[root@1305ce547374 home]# cat >> hello2.txt 
this is linux
[root@1305ce547374 home]# cat hello2.txt 
hello world
hello
world
this is linux
[root@1305ce547374 home]# cat hello2.txt > testfile.txt 
[root@1305ce547374 home]# cat testfile.txt 
hello world
hello
world
this is linux
[root@1305ce547374 home]# mkdir myfolder
[root@1305ce547374 home]# ls -lh
total 16K
-rw-r--r--. 1 root root   24 Feb 23 19:39 hello.txt
-rw-r--r--. 1 root root   38 Feb 23 19:42 hello2.txt
drwxr-xr-x. 2 root root 4.0K Feb 23 19:43 myfolder
-rw-r--r--. 1 root root   38 Feb 23 19:43 testfile.txt
[root@1305ce547374 home]# mv hello*.txt ./myfolder/
[root@1305ce547374 home]# ls -lh
total 8.0K
drwxr-xr-x. 2 root root 4.0K Feb 23 19:44 myfolder
-rw-r--r--. 1 root root   38 Feb 23 19:43 testfile.txt
[root@1305ce547374 home]# ls -lh myfolder/
total 8.0K
-rw-r--r--. 1 root root 24 Feb 23 19:39 hello.txt
-rw-r--r--. 1 root root 38 Feb 23 19:42 hello2.txt
[root@1305ce547374 home]# rm testfile.txt 
rm: remove regular file 'testfile.txt'? y
[root@1305ce547374 home]# rm -f ./myfolder/hello.txt 
[root@1305ce547374 home]# ls -lh ./myfolder/
total 4.0K
-rw-r--r--. 1 root root 38 Feb 23 19:42 hello2.txt
[root@1305ce547374 home]# rm myfolder/
rm: cannot remove 'myfolder/': Is a directory
[root@1305ce547374 home]# rmdir myfolder/
rmdir: failed to remove 'myfolder/': Directory not empty
[root@1305ce547374 home]# rm -rf myfolder
[root@1305ce547374 home]# ls -lh
total 0
[root@1305ce547374 home]# mkdir dirtest
[root@1305ce547374 home]# ls -lh
total 4.0K
drwxr-xr-x. 2 root root 4.0K Feb 23 19:46 dirtest
[root@1305ce547374 home]# rmdir dirtest
[root@1305ce547374 home]# ls -lh
total 0

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This material is refers to the rhca objectives