Tag: operating systems

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cp -i

cp -r

cp -p

cp -R

ctrl+c then bg

ctrl+z then bg

ctlr+m then bg

ctrl+z then fg

list all ordinary files in current dir that have been modified within last 24 hours

list all ordinary files in current dir that have been modified within last 4 days

list all ordinary files in current dir that have been modified within last 48 hrs

list all ordinary files in current dir that have been modified within last 2 hrs

inode

filter

kernel

shell

echo “hello world” > temp.txt

echo “hello world” | tee temp.txt

echo "hello world">tmp.txt|tee tmp.txt

echo "hello world">tmp.txt|print

ls -l | grep ^d

ls | grep dir

ls | grep ^d

pwd

head +10 file

cat file

tail -10 file

head -10 file

:se ic

:se nu

:set G

ctrl+n

Esc+O

Esc+i

Esc+G

Esc+x