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find the "MyCProgram.c" file under the current directory
find -iname "MyCProgram.c"
find files in current folder using name patterns and sort the display the file names in the sorted order
find . -name "S1A*1S*SAFE" | rev | awk -F '/' '{print $1}' | rev | sort -t _ -k 5
Creates temporary file and saves path to it in 'content_dir1' variable.
content_dir1=$(mktemp)
Recursively copy all files matching "*.sh" in "$from" to "root@$host:/home/tmp/" compressing data during transmission
rsync -zvr --exclude="*" --include="*.sh" --include="*/" "$from" root@$host:/home/tmp/
Search the current directory recursively for files last modified within the past 24 hours ignoring .swp files and paths ./es* and ./en*
find "$(pwd -P)" -mtime 0 -not \( -name '*.swp' -o -regex './es.*' -o -regex './en.*' \)
Starts tmux session 'name', forcing tmux to assume the terminal supports 256 colours, and executes defined script within.
tmux -2 new-session -s name "another_script.sh $1"
list all files under the current directory, writing the output to the file files_and_folders, suppressing all error messages
find . 2>/dev/null >files_and_folders
Find all *.txt files/directories under current directory discarding 'Permission denied' errors
find . -name "*.txt" -print | grep -v 'Permission denied'
find all the symbolic links in the current folder and check the file type and display the names of files which are broken
find . -type l -exec sh -c "file -b {} | grep -q ^broken" \; -print
delete all the files in the file system which belong to the user edwarda
find / -user edwarda -exec rm "{}" \;
list all system calls during process of symbolic link creation process on "/tmp/output.txt" file
strace -o /tmp/output.txt ln -s -f .bash_aliases test
find all the php files in current folder and search for multiple patterns in these files and display the file names
find -name '*.php' -exec grep -in "fincken" {} + | grep TODO | cut -d: -f1 | uniq
Set variable "MAVEN_DEBUG_OPTS" to "-Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000" on Windows machines
set MAVEN_DEBUG_OPTS=-Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
Ping hostname, grep for 192.168.11 and print the IP from the output
ping -c 1 hostname | grep 192.168.11 | grep 'bytes from' | awk '{print $4}' | sed 's/://g'
Recursively changes group ownership of every folder in a current directory to the name of that folder.
find . -type d | sed -e 's/^\.\///g' -e 's/^\./avoid/g' | grep -v avoid | awk '{print $1"\t"$1}' | xargs chgrp
Find the file in the current directory tree with inode number $inum and delete it
find . -inum $inum -exec rm {} \;
Print the full path prefix for all files in the current directory tree as a list
tree -fi
recursively change owner and group of the directory and all files into it to user "user" and group "www-data"
chown -R user:www-data yourprojectfoldername
create directory tata
mkdir tata
Shuffles strings of text received by 'awk' command on the input.
awk 'BEGIN{srand;} {printf "%06d %s\n", rand*1000000, $0;}' | sort -n | cut -c8-
Find all php files whose name is tecmint.php in a current working directory
find . -type f -name tecmint.php
List all files/directories in entire file system
find / -print
Find all *.ext files/directories under current directory and print their path and parent directory path
find . -name '*.ext' | parallel echo {} '`dirname {}`'
Compress a file named '{}' in the current directory
gzip "{}"
Delete all hidden files in the directory tree given as variable $FOLDER
find $FOLDER -name ".*" -delete
Find all files/directories under current directory with null character as the delimiter
find -print0
Copy "/new/x/y/z/" over the network to "user@remote:/pre_existing/dir/" preserving the directory hierarchy
rsync -a --relative /new/x/y/z/ user@remote:/pre_existing/dir/
Copy the directory hierarchy from "original" to "new"
find original -type d -exec mkdir new/{} \;
Find all files under current directory that were modified more than 1 day ago
find -mtime +1
list directories owned by group ID 100 in the file system
find / -type d -gid 100
change the ownership of all the files in the file system from edwarda to earnestc
find / -user edwarda -exec chown earnestc "{}" \;
Changes group ownership of 'myprogram' to ${USER} (the current user)
chgrp "${USER}" myprogram
Extract the second-to-last slash-separated path component, ie. "90_2a5" in this case.
echo 'test/90_2a5/Windows' | xargs dirname | xargs basename
Remount root filesystem "/"
mount -oremount /
Exclude directory from find . command
find . -name '*.js' -and -not -path directory
find all the files in the current directory which have been modified in the last 30 days and display the contents.
find . -atime +30 -exec ls \;
Finds IP addresses of all network interfaces.
ifconfig | grep -v '127.0.0.1' | sed -n 's/.*inet addr:\([0-9.]\+\)\s.*/\1/p'
Print the list of regular files in the current directory and all subdirectories
find . -type f
Displays a tree of all process alongside their command line arguments.
pstree -a
Gets IP address of 'eth0' network interface.
ifconfig eth0 | awk '/inet addr/{sub; print $1}'
Starts new tmux session, assuming the terminal supports 256 colours.
tmux -2
Change permissions to 644 for all files in the current directory tree
find . -type f | xargs chmod -v 644
Find the password file between sub-directory level 2 and 4
find -mindepth 3 -maxdepth 5 -name passwd
remove all files that's older than 30 days in '/tmp'
find /tmp -type f -mtime +30 -exec rm -f {} \;
find all normal/regular files in current folder and display the total lines in them
find . -type f -exec wc -l {} +
Decompress "/file/address/file.tar.gz" to standard output
gzip -dc /file/address/file.tar.gz
Print characters in variable "$a" that exist in variable "$b"
echo "$(comm -12 < < | tr -d '\n')"
List all files and directories in the /home directory tree whose names are "Trash"
find /home -name Trash -exec ls -al {} \;
Remove files cart4, cart5, cart6 in directory ~/junk
find ~/junk -name 'cart[4-6]' -exec rm {} \;
Search for 'Processed Files' in all $srch* files under current directory run the sed script 'N;s/\n/\2 \1/' on the output and redirect the final output to temp2 file
find . -iname "$srch*" -exec grep "Processed Files" {} \; -print| sed -r 'N;s/\n/\2 \1/' > temp2
Find all files starting from / that belong to user1
find / -user user1
Find recursively the latest modified file in the current directory
find . -type f -printf '%T@ %p\n' | sort -n | tail -1 | cut -f2- -d" "
Find files whose content was modified at least 1 minute ago
find ./ -mmin +1
Remove all but 5 last comma-separated fields from each line in 'data.csv'
cat data.csv | rev | cut -d, -f-5 | rev
Find all directories in /var/www/html/zip/data/*/*/*/*/* that are older than 90 days and print only unique paths
find /var/www/html/zip/data -type d -mtime +90 | uniq
Prints process tree, showing only strings with 'MDSImporte', and chopping output after ${WIDTH} characters.
pstree | grep MDSImporte | cut -c 1-${WIDTH}
Find all .zip files in the current directory tree and unzip them
find . -depth -name '*.zip' -exec /usr/bin/unzip -n {} \;
Print the path names of all files and directories in the current directory tree
find -printf '"%h/%f" '
Save in QUEUE_PIDS variable only pid numbers that stored in $NEW_PIDS variable
QUEUE_PIDS=$(comm -23 < < | grep -v '^$')
Give a long listing of all the *.pl files beneath the current directory.
find . -name "*.pl" -exec ls -ld {} \;
List all leaf directories of the current directory tree
find . -type d | sort | awk '$0 !~ last "/" {print last} {last=$0} END {print last}'
search all the files in the current folder using name patterns
find . -name 'a(b*' -print
Prompt user to type a list of cron jobs directly at the terminal, then use these replacing previously existing cron jobs.
crontab
Find out all *.sh owned by user vivek
find / -user vivek -name "*.sh"
find all the files in the current folder which end with "ext1" or "ext2" or "ext3"
find -E . -regex ".*ext1|.*ext2|.*ext3"
Set the permissions of all directories inside the current directory tree to u=rwx,g=rx,o=x
find . -type d -exec chmod u=rwx,g=rx,o=x {} \;
Find all *.txt files/directories under current directory
find . -name "*.txt" -print
Change the owner to "user" and group to "group" of files "file ..."
chown user:group file ...
Search for 'some string' in all *.axvw files under current directory and show the matched lines with line numbers
find . -name '*.axvw' -exec grep -n 'some string' {} +
Find all directories under /path/to/base/cache, /path/to/base/tmp, /path/to/base/logs and change their permission to 755
find /path/to/base/cache /path/to/base/tmp /path/to/base/logs -type d -exec chmod 755 {} +
find all text files in the current directory and display them page wise
find . -name "*.txt" -print
find all of the files that are readable
find / -readable
Find all files in the current directory tree whose size is greater than 1MB, and move them to the "files" folder
find . -size +1M -exec mv {} files \+
Counts all *.mod files in a /boot/grub/ folder.
ls -l /boot/grub/*.mod | wc -l
Interpret in the current shell all lines in config.sh which contain the word "marker"
source <( grep "marker" config.sh )
Find disk used space of only the target directory
du --max-depth=0 ./directory
Find all .txt files in the current directory tree and edit them with `vim'
find . -name "*.txt" | parallel -j1 --tty vim
Make all the bugzilla subdirectories permission 775
find bugzilla -type d -exec chmod 775 {} \;
Find all .gif files in the /var/www directory tree
find /var/www -name *.gif
Display all variables with names starting with "derby" in a Window's command line
set derby
Print details for all files in the ./work directory tree with extension .sh that were modified less than 20 days ago
find ./work/ -type f -name "*.sh" -mtime -20 | xargs -r ls -l
Update timestamps of all files (not directories) under current directory.
find . -exec touch {} \;
Find "*prefs copy" files in the /mnt/zip directory tree and remove them
find /mnt/zip -name "*prefs copy" -print0 | xargs rm
Remount "/mnt/mountpoint" with read and write permission
mount /mnt/mountpoint -oremount,rw
Find all files/directories named 'articles.jpg' under 'images' directory tree
find images -name "articles.jpg"
Sort and compare files "$def.out" and "$def-new.out"
diff < <
display all the files having the word "searched phrasse" in their name in the current folder excluding those from the paths "/tmp/" and "./var/log"
find . -type f -name "*searched phrasse*" ! -path "./tmp/*" ! -path "./var/log/*"
Find all sample*_1.txt files/directories under current directory and print 'program sample*-out sample*_1.txt sample*_2.txt' for each of them
find . -name "sample*_1.txt" | sed -n 's/_1\..*$//;h;s/$/_out/p;g;s/$/_1.txt/p;g;s/$/_2.txt/p' | xargs -L 3 echo program
Automatically log into "SOME_SITE.COM" as user "YOUR_USERNAME" using password "YOUR_PASSWORD"
sshpass -p "YOUR_PASSWORD" ssh -o StrictHostKeyChecking=no YOUR_USERNAME@SOME_SITE.COM
Clean the current directory from all subversion directories recursively
find . -type d -name ".svn" -print | xargs rm -rf
Find regular files larger than 500MB in the current directory tree
find . -type f -size +500M
Prints long listing of file 'file.ext'.
ls -al file.ext
Replace "," with "\r\n" in "a,b"
echo "a,b"|sed 's/,/\r\n/'
Find all files and directories whose names end in ".rpm" and change their permissions to 755
find / -name *.rpm -exec chmod 755 '{}' \;
Send 5 ping requests to address 12.34.56.78 and print only the last 2 lines of the summary output.
ping -c 5 -q 12.34.56.78 | tail -n 2
Archive "/path/to/application.ini" on host "source_host" to current directory.
rsync -avv source_host:path/to/application.ini ./application.ini
Filnd all directory in root directory with 777 permission and change permision755 with chmod commad .
find / -type d -perm 777 -print -exec chmod 755 {} \;
find directory which case-insensitive name is too in currect directory
find . -iname foo -type d
display all the files in the folder "/home/mywebsite" which have been changed in the last 7*24 horus
find /home/mywebsite -type f -ctime -7
display all the regular files in current folder that belong to the user "tom"
find . -type f -user tom