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[arcc-t05@blog1 ~]$ ls Desktop Documents Downloads [arcc-t05@blog1 ~]$ ls -al total 76 drwxr-x--- 8 arcc-t05 arcc-t05 4096 Oct 3 13:57 . drwxr-xr-x 925 root root 32768 Sep 27 16:21 .. -rw------- 1 arcc-t05 arcc-t05 212 Sep 12 15:44 .bash_history -rw-r--r-- 1 arcc-t05 arcc-t05 18 Aug 10 17:00 .bash_logout -rw-r--r-- 1 arcc-t05 arcc-t05 141 Aug 10 17:00 .bash_profile -rw-r--r-- 1 arcc-t05 arcc-t05 376 Aug 10 17:00 .bashrc drwx------ 3 arcc-t05 arcc-t05 4096 Sep 12 11:36 .config drwxr-xr-x 2 arcc-t05 arcc-t05 4096 Aug 10 17:00 Desktop drwxr-xr-x 2 arcc-t05 arcc-t05 4096 Aug 10 17:00 Documents |
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02.12 12a Answers
2: How can you find out what the –al options do?
Use
man lsorls --help-a, --all do not ignore entries starting with .-l use a long listing formatOptions are also case sensitive:
Code Block [arcc-t05@blog1 ~]$ ls -A .bash_history .bash_profile .config Documents .emacs .kshrc .mozilla .zshrc .bash_logout .bashrc Desktop Downloads .esd_auth .lesshst .sshWhat does the pwd command do?
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02.12b Answers
3: What does the pwd command do?
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[folder01]$ mkdir folder02 [folder01]$ ls folder02 [folder01]$ cd folder02/ [folder02]$ pwd /home/arcc-t05/folder01/folder02 [folder02]$ cd ../.. [~]$ pwd /home/arcc-t05 |
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03.16 16a mv: Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY
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$ cd
# Create an empty file.
[~]$ touch myfil.txt
[~]$ ls
Desktop Documents Downloads folder01 myfil.txt
# Rename the file ‘myfil.txt’ to ‘myfile.txt’:
[~]$ mv myfil.txt myfile.txt
[~]$ ls
Desktop Documents Downloads folder01 myfile.txt
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03.16b mv: Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY
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# Move the file ‘myfile.txt’ into the directory ‘folder01’ [~]$ mv myfile.txt folder01/ [~]$ ls Desktop Documents Downloads folder01 # We can ‘ls’ what is in a relative folder. [~]$ ls folder01/ folder02 myfile.txt |
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