File Manager
LS (List) lists the folders and files in a directory
-lh (lines) (human-readable ) by line displays the file size
clear clear screen
CD / Home / Test open absolute path
cd test opened relative path
cd ~ Back User Directory
CD ... Back up a directory
man (Manual) have problems to find a man!
pwd (Print Working Directories) to print a file or directory location
mkdir/rmdir （make directory / remove empty directory）
rm（remove files）
-i （prompt before removal） 交互式询问
-f （force）
-r （remove directories）
LN (Lines) hard-wired not disappear with the disappearance of the source file and
a shortcut -s (soft) soft connection is similar, with the source files vanishes
cat jointly or print files
gedit edit files
grep (match patterns) matching text
grep 'patterns' * .txt
-i (the ignore Case) ignoring case
-n number of lines of text display
patterns may be regular expression
^ a line beginning at a
ke ke line ending $
[Ss] igna [Ll] matches [] in a series of characters; search word match signal, signaL, Signal, SignaL line;
EE arbitrary matching between a character e and e
find find files
find ./ -name test.sh find the current directory of all files named test.sh
find ./ -name ' .sh' find the current directory for all file suffix .sh
find ./ -name "[ AZ] "Find all files that begin with a capital letter in the current directory
find / tmp -size 2M 2M to find equal in the / tmp directory file
find / tmp -size + 2M 2M to find files larger than in the / tmp directory
find / tmp -size -2M find the file in / tmp directory is less than 2M
find ./ -size + 4k -size -5M find the current directory is greater than 4k, the file is smaller than 5M
find ./ -perm 0777 find the current directory permissions 777 file or directory
CP (Copy Files) / Music Videos (Move Files)
-f (Force)
-i switched interrogation
-R & lt (Directories)
-v display progress
Archive management tar
<1> compressed to the specified folder
will test1, test2, testdir packaged and compressed to / home / ziyang0421 / test / test111 /
[ziyang0421@localhost test]$ tar -czvf /home/test/test111/test1.tar.gz {test1,test2,testdir}
test1
test2
testdir/
testdir/testdir2/
testdir/testdir2/test1_soft
testdir/test111/
<2> within the package to see a list of files, do not unpack
[ziyang0421@localhost test111]$ tar -tf test1.tar.gz
test1
test2
testdir/
testdir/testdir2/
testdir/testdir2/test1_soft
testdir/test111/
<3> to extract the packets in the designated file folder
to test1.tar.gz to extract / home / ziyang0421 / test / testdir / folder
[ziyang0421@localhost test111]$ tar -xzvf test1.tar.gz -C /home/ziyang0421/test/testdir/
test1
test2
testdir/
testdir/testdir2/
testdir/testdir2/test1_soft
testdir/test111/