linux learning process

linux learning process

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September 4, 2019

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File Systems Command

• pwd view the current directory
• ls command

command	effect
ls	Output is the list in alphabetical order of (but not sorted according to the column line sorting)
ls -a	Show hidden files
ls -R	(Recursive)
ls -l	Output long list
ls -F	Distinguish between files and directories
ls -l my_script	Filtering the output list, query a specific file name (where? Represents one character, * code of zero or more characters)

Mixing a plurality of common parameters used such as:

ls -alF

• Command processing files

command	effect
touch	Create a file
cp source destination	Copy files
cp -i source destination	Prompted to overwrite the source file
cp /etc/NetwirkMa/ss/s.conf .	Copy the files in a directory of the very long in the current directory (current directory with (.) Decimal point)

Learn to use the man command
such as man cp man ls command to see the detailed parameters

• Tab-completion of both command keys
• Link files (symbolic link (soft link) and hard links)

command	effect
ln -s data_file s1_data_file	Create a symbolic (soft) link
ln data_1 data_2	ln no additional parameters to create a hard link

• Rename files (mobile)

command	effect
mv fall fzll	Rename the file but the time stamp remains unchanged
mv fzz Picture/	Move the file to a directory Picture
mv -i fzz pic/	In the case of covering the situation will prompt
mv /home/wx/pic/fall /home/wx/fell	Move the folder location and changed the name

• Delete Files

command	effect
rm -i fall	i is suggesting is not really to be deleted. Trash bash shell is not really deleted is gone
rm -f f?ll	Forced to delete without prompting

• Create a directory

command	effect
mkdir NewDir	Create a new directory
mkdir -p new_dir / sub_dir / uder_dir	Creating multiple subdirectories use or will be error parameters p

• Remove directory