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Archive "fileToCopy" to "/some/nonExisting/dirToCopyTO" on host "ssh.myhost.net" via ssh | rsync -ave ssh fileToCopy ssh.myhost.net:/some/nonExisting/dirToCopyTO |
find all the empty directories in the current folder | find . -type d -empty |
Remove all files with names like "vmware-*.log" from the current directory tree | find . -name vmware-*.log -delete |
find suffix tcl files under all directories started with 'n' | find ./n* -name "*.tcl" |
Find all files/directories under current directory and append a null character at the end of each path | find -print0 |
Print the help message for tree | tree --help |
Find all regular files under $dir directory tree that are bigger than $size MB in size and print them along with their sizes in decreasing order of size | find $dir -type f -size +"$size"M -printf '%s %p\n' | sort -rn |
Delete all MP3 files under /tmp | find /tmp -iname '*.mp3' -print0 | xargs -0 rm |
create directories foo and bar | mkdir foo bar |
Find files in the /var/log folder which were modified modified 2 weeks ago | find /var/log/ -mtime +7 -mtime -8 |
Find any files in the current directory and its sub-directories that were last accessed more than 7 days and are larger than 20480 blocks in size. | find . -atime +7 -size +20480 -print |
Find all regular files in the current directory tree whose names end with ".DS_Store" and delete them | find . -type f -name '*.DS_Store' -ls -delete |
Find all files under /path/to/dir that were modified less than 7 days ago with null character as the delimiter | find /path/to/dir -type f -mtime -7 -print0 |
Find all files under current directory and show their file information | find . -type f | xargs file |
Remove all directories called "test" from the current directory tree | find -name "test" -type d -delete |
Execute "${MD5}" on all files found under "${1}", numerically sort the results, and save to variable "DATA" | DATA=$ |
create directory dir1 | mkdir dir1 |
search for the word "mysql" in all the files in the current containing the word "notes" in their name. print0 is used to handle files with newlines in their names or those which have only spaces in their names | find . -iname "*notes*" -print0 | xargs -I{} -0 grep -i mysql "{}" |
Creates temporary file in $appdir variable with name formatted like expression in variable ${template}, and saves path to it in 'launcherfile' variable. | launcherfile=$(mktemp -p "$appdir" "$template") |
Find all files/directories under /path directory that were modified more than 30 minutes ago | find /path -mtime +30m |
search for the file "file" in current folder and save the output to the same file | find -name file -fprint file |
find all the html files in the current folder which have not been modified in the last 7 days | find . -mtime +7 -name "*.html" -print |
Set variable PING to 1 if it's possible to ping host ADDRESS, to 0 otherwise. | PING=$(ping ADDRESS -c 1 | grep -E -o '[0-9]+ received' | cut -f1 -d' ') |
display all the files in the current folder excluding the current folder and do not search in the sub directories | find . -maxdepth 1 -type d \( ! -name . \) |
Print standard input to standard output line by line, discarding any adjascent duplicate lines. | uniq |
Run .makeall.sh in an empty environment. | env -i ./makeall.sh |
find all the regular/normal files in the current folder which have been accessed in the last 1440*24 hours and not modified in 1441*24 hours excluding those which are in the custom sub directory tree | ionice -c 3 find . -type f -amin -1440 -mmin +1441 -not -path custom/ -print0 |
List all environment variables whose name either equals PATH or starts with GOBIN | env | grep '^\' |
find all files that are readable or writable by their owner | find . -perm +600 -print |
get the root access | sudo su - |
display the directory name along with the modified time for all the files /var | find /var -maxdepth 2 -type d -printf "%p %TY-%Tm-%Td %TH:%TM:%TS %Tz\n" |
Execute the ruby script "genrc.rb" which will output a filename, and interpret this file in the current shell. | source $ |
Find files/directories that does not have write permssion for group | find /path ! -perm /g+w |
Remove trailing white spaces from all files under current directory ignoring directories wtih *.git* (case insensitive) in their paths and keep backups of the originals | find . -type f -not -iwholename '*.git*' -print0 | xargs -0 sed -i .bak -E "s/[[:space:]]*$//" |
get a PID of a process with name 'test.sh &' | jobs -l | grep 'test.sh &' | grep -v grep | awk '{print $2}' |
List all empty files under the current directory | find . -maxdepth 1 -empty |
ssh into "ssh.myhost.net" as user "myusername" and run command "mkdir -p $2" | ssh [email protected] "mkdir -p $2" |
find all files in the file system whose size is bigger than 3GB | find / -size +3G |
Find all files whose owner is `user1' | find / -user user1 |
Allocate a pseudo-terminal and execute "screen -r -X ls" which executes "ls" within the screen session on host "example.com" | ssh -t example.com "screen -r -X ls" |
find file which case-insensitive name is too in currect directory | find . -iname foo |
Search for all files newer than file /tmp/t | find / -newer /tmp/t |
Show all files that have not been accessed in the $HOME directory for 30 days or more | find $HOME -atime +30 |
Check that the master SSH control socket "my-ctrl-socket" to "[email protected]" is running | ssh -S my-ctrl-socket -O check [email protected] |
display all the symbolic links in the current folder | find . -type l |
Search the files from the current directory tree for "foo" | find . -exec grep foo {} \; |
copy all the files with the extension ".type" from one folder to a target directory | find "$sourcedir" -type f -name "*.type" | xargs cp -t targetdir |
find all directories with the name test in a directory | find /home/john -type d -name test -print |
Brings down network interface eth0. | ifconfig eth0 down |
Print the sorted unique column of usernames of users who are currently logged in without the header | finger | tail -n +2 | awk '{ print $1 }' | sort | uniq |
Start bash in a completely empty environment, without parsing /etc/bashrc or ~/.bashrc | env -i bash --norc |
Search the current directory tree for files named 'Subscription.java' | find . -name 'Subscription.java' |
Find all files recursively starting from / that have been modified in the past 30 minutes and list them | find / -mmin -30 -ls |
find all the directories in the folder /raid with the extension local_sd_customize. | find /raid -type d -name ".local_sd_customize" -print |
Print a randomly sorted list of numbers from 1 to 10 to file "/tmp/lst" and the screen followed by " -------" | seq 1 10 | sort -R | tee /tmp/lst |cat < < |
Find all *bar files/directories under current directory | find -name *bar |
change owner of the file destination_dir to user "user: | chown user destination_dir |
List all files/directories under /data1/Marcel which are greater than 524288 bytes and were modified or accessed more than 1 year ago | find /data1/Marcel -size +1024 \ -ls |
find all the files in the folder "myfiles" which have been modified exactly 48 hours back. | find /myfiles -mtime 2 |
display all the files in the current folder which have not been modified in the last 7 days and which are not in the list "file.lst" | find -mtime +7 -print | grep -Fxvf file.lst |
Save standard input to variable "myVar" | myVar=$(tee) |
Split "foo.txt" into files with 1 line each and use a suffix length of 5 | split --suffix-length=5 --lines=1 foo.txt |
Report file system containing the current directory disk usage | df . |
Read a line of standard input into variable "input_cmd" with prompt "command : " | read -p "command : " input_cmd |
search for version in system.info files. | find /home/*/public_html/ -type f -iwholename "*/modules/system/system.info" -exec grep -H "version = \"" {} \; |
file all the Sticky Bit set files whose permission are 551 | find / -perm 1551 |
Split "input.txt" into files of at most 10 bytes each with prefix "xxx/split-file" | split -b 10 input.txt xxx/split-file |
Find "file.xml" under the current directory and change directory to its parent | cd `find . -name file.xml -printf %h` |
List all files in the /var directory tree whose size is greater than 10 megabytes | find /var/ -size +10M -ls |
List all *.txt files/directories under current directory | find . -name *.txt -exec ls {} \; |
Run 'somecommand' in an environment without the FOO variable. | env -u FOO somecommand |
change permissions of all the script files in a directory | find /home/john/script -name "*.sh" -type f -exec chmod 644 {} \; |
Find all MP3 files in the home directory tree that were modified in the last 24 hours | find ~ -type f -mtime 0 -iname '*.mp3' |
Search the home directory for files accessed more than 10 days ago | find ~/ -atime +10 |
Force create a symbolic link named "$*" to the canonical absolute path of "$1" | ln -sf "$(readlink -f "$1")" "$*" |
Write "deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen" to standard output and append to "/etc/apt/sources.list.d/10gen.list" as root | sudo echo "deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen" | sudo tee -a /etc/apt/sources.list.d/10gen.list |
Find the total size of *.jpg files within the directory tree ./photos/john_doe | find ./photos/john_doe -type f -name '*.jpg' -exec du -ch {} + | grep total$ |
Format time string @$TIMESTAMP according to default time format | date -d @$TIMESTAMP |
Find all files under current directory that were modified more than 1 day ago | find -mtime +1 |
find all the file that have not been modified in the last 3 days ( considers day starting not 24 hours ) | find ./ -daystart -mtime +3 |
Read a line from standard input with prompt "Is this a good question (y/n)? " and save the response to variable "answer" | read -p "Is this a good question (y/n)? " answer |
Find all regular files under $d directory tree and change their permissions to 777 | find "$d/" -type f -print0 | xargs -0 chmod 777 |
Find all files/directores under '/usr/local' directory tree that contain the word 'blast' in their names | find /usr/local -name "*blast*" |
Force create a symbolic link named "id_rsa" to "$keyname" | ln -sf $keyname id_rsa |
Find all files named `file1' on the system | find / -name file1 |
Recursively from current folder searches only files that names match ".*xxx" pattern, ignores binary files and prints file name before every string that contains "my Text to grep". | grep --include="*.xxx" -nRHI "my Text to grep" * |
Search the /path directory recursively for TXT files | find /path -type f -iname "*.txt" |
Counts lines in each *.php file. | wc -l `find . -name "*.php"` |
Locate all *.csv files under the current directory tree | find . -name "*.csv" |
List all files from the current directory tree that were modified less than 60 minutes ago | find . -mmin -60 | xargs -r ls -ld |
Print a line of "$variable" '-' characters | printf '%0.s-' $ |
display a long listing of all the files in the current folder which are bigger than 10KB | find . -size +10k -exec ls -lh {} \+ |
display all the files in the current folder which are bigger than 100MB and save the output list to the file /root/big.txt | find \( -size +100M -fprintf /root/big.txt %-10s %p\n \) |
Find all *.txt files/directories under current directory | find -name \*.txt |
delete all the empty files in the current folder | find . -empty -delete -print |
Find all directories under current directory and change their permission to 755 | find . -type d -exec chmod 755 {} \; |
display list of all the regular/normal files in the current folder which start with "my" | find . -name 'my*' -type f -ls |
display a long listing of all the xls or csv files in the entire file system | find / -regex ".*\.\(xls\|csv\)" |
Find all CSS files | find . -name "*.css" |
List all files that are between 10000 and 32000 bytes in size | find . -size +10000c -size -32000c -print |
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