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Search the regular files of the current directory tree for string "whatever" | find . -type f | xargs -L 100 grep whatever |
Rename "file.txt" in directories "v_1", "v_2", and "v_3" each to "v_1.txt", "v_2.txt", and "v_3.txt" respectively and print the conversion | rename -v 's#/file##' v_{1,2,3}/file.txt |
Page through the contents of 'file', but excess from lines that don't fit within the screen/window width is cut. | less -S file |
Recursively changes group ownership of every file in '/var/tmp/jinfo' to 'www-data'. | chgrp -R www-data /var/tmp/jinfo |
Copy all files from the current directory tree to /path/to/destination/dir preserving their times, permissions, and ownership | find . | cpio -pdumv /path/to/destination/dir |
display all the directories in the current folder for the files which have not been accessed in the last 48 hours | find . -type d -atime +2 |
Move files older than 1 day to directory TMP | find . -atime +1 -type f -exec mv {} TMP \; |
Find *.avi and *.flv files in /path/to/your/directory and below and copy them to /path/to/specific/folder | find /path/to/your/directory -regex '.*\.\(avi\|flv\)' -exec cp {} /path/to/specific/folder \; |
Md5sum the last 5 files in /directory1/directory2/ | find /directory1/directory2/ -maxdepth 1 -type f | sort | tail -n 5 | xargs md5sum |
Find all files in current directory excluding hidden files, archive them and put the output into variable full_backup_dir | full_backup_dir="$(find . -depth \ -prune -o -print | cpio -oav)" |
force remove all the regular/normal files which begin with sess in the temp folder | find /tmp -type f -name sess* -exec rm -f {} \; |
Find all *.jpg files in */201111 paths | find */201111 -name "*.jpg" |
Find files with pattern "*[!0-9][1-9].txt" and execute chmod and ls command with AND condition then sort the output | sudo find -name "*[!0-9][1-9].txt" -exec chmod 744 '*' {} \; -a -exec ls -l {} \; | sort | parallel ls -l |
Find all catalina* files/directories under /path/to/search/in | find /path/to/search/in -name 'catalina*' |
download content from "http://127.0.0.1:8000" and output to "index.html" | curl http://127.0.0.1:8000 -o index.html |
Archive "/source/backup" to "/destination" with compression during transfer | rsync -ravz /source/backup /destination |
display all the .sh scripts in the folder /usr | find /usr -name \*.sh |
List all files/directories under current directory matching the posix-egrep type regex ".+\.$" in their names excluding the files that contain 'generated' or 'deploy' in their paths | find . -regextype posix-egrep -regex '.+\.$' -print0 | grep -vzZ generated | grep -vzZ deploy | xargs -0 ls -1Ld |
List all files under current directory matching the regex '.*\.\' | find . -type f -regex '.*\.\' -exec ls {} \; |
Gets list of folders containing files with changes. | git diff --name-only | xargs dirname | uniq |
Calculate the total size of all *.jpg files in the directory tree | find . -name "*jpg" -exec du -k {} \; | awk '{ total += $1 } END { print total/1024 " Mb total" }' |
Copy all files matching "*.sh" in "$from/*" to "root@$host:/home/tmp/" compressing data during transmission | rsync -zvr --include="*.sh" --exclude="*" $from/* root@$host:/home/tmp/ |
display all files which have been modified between two dates in current folder | find . -type f -newermt "2014-01-01" ! -newermt "2014-06-01" |
Force create a symbolic link without dereferencing named "alpha" to "alpha_2" | ln -nsf alpha_2 alpha |
change owner of the file /home/bob to user root | sudo chown root /home/bob |
Find all files/directories under '/home/user/' directory tree whose status were changed 10 minutes ago | find /home/user/ -cmin 10 -print |
Find all *.mov files under current directory and run an ffmpeg command with the path and the name for each file | find . -iname "*.mov" -print0 | xargs -0 -i sh -c 'ffmpeg -i {} -f flv `basename {}`' |
Find all regular files with name pattern $filename under $fileloc directory tree | find "$fileloc" -type f -prune -name "$filename" -print |
Find files on the system created during the last 50 days | find / -ctime -50 |
Copy recursively "tata/" to "tata2/" and remove read, write, and execute permission for other | rsync -avz --chmod=o-rwx -p tata/ tata2/ |
find all the findme.txt files in the file system | find / -name findme.txt -type f -print |
Count all the lines of all files with names ending with 'php' in current directory recursively | find -name '*php' | xargs cat | wc -l |
Search for all the directories in directories taken from the glob pattern '/path/to/folders/*' and add the extension ".mbox" to all and create directories named 'Messages' inside them | find /path/to/folders/* -type d -exec mv {} {}.mbox \; -exec mkdir {}.mbox/Messages \; |
search for all text files in the directory "/path/to/inputfiles" and pass them as input to the shell script in exec command and save the output to the file out.txt | find /path/to/inputfiles -name "*.txt" -exec /path/to/myprogram.sh {} \; > Out.txt |
Look for `regexp' in binary files | find . -type f -print|xargs file|grep -i text|cut -fl -d: | xargs grep regexp |
search for all regular/normal files in current folder and display all the files which contain 16 lines | find . -type f -print0 | xargs -0 grep -cH '' | awk -F: '$2==16' |
Check if process ID 1 exists and current user has permission to send it signals. | kill -0 1 |
display all the text and pdf files in the current folder | find . -regex ".*\(\.txt\|\.pdf\)$" |
Print the contents of "${SPOOL_FILE}" file to the console and append to "${LOG_FILE}" file | cat ${SPOOL_FILE} | tee -a ${LOG_FILE} |
Find all files that have wrong permission | find / \ \ -ls |
Print the type of the current shell | echo $ |
Mount "proc" file system on "/var/snmp3/proc" | mount -t proc none /var/snmp3/proc |
Find all *.mp3 files in entire file system greater than 10MB and delete them | find / -type f -name *.mp3 -size +10M -exec rm {} \; |
find all the video files in the home folder | find ~ -type f -exec file -i {} + | grep video |
Set 644 permission to all regular files under current directory | find . -type f -exec chmod 644 {} \; |
Creates temporary file and saves path to it in 'fif2' variable. | fif2=$(mktemp -u) |
Save the full path of command "~/f" to variable "foo" | foo=`which ~/f` |
Test if files named 'something' were found in YOUR_DIR | [[ ! -z `find 'YOUR_DIR/' -name 'something'` ]] && echo "found" || echo "not found" |
looks for all files larger than 10 megabytes within /home | find /home -type f -size +10485760c -print |
search for MP3 files in the current folder and subfolders exclude dir1 AND dir2 | find ! -path "dir1" ! -path "dir2" -iname "*.mp3" |
search for all the regular/normal files in the /etc folder which have been modified in the last 24 hours | find /etc/ -type f -mtime -1 |
Display PHP info one page at a time, pausing for user interaction after each page. | php -i | more |
Print input "your, text, here" formatted to fit 70 characters per line breaking at spaces | echo 'your, text, here' | fold -sw 70 |
Change all directories under "./storage/" to owner "apache" and group "laravel" | sudo find ./storage/ -type d -exec chown apache:laravel {} \; |
Search for .bam files anywhere in the current directory recursively | find . -name "*.bam" |
Look for any files that have not been modified in the last two days | find -mtime +2 |
Finds recursively and following symlinks from root folder all files that contain "text-to-find-here" and prints files names. | grep -Ril "text-to-find-here" / |
Print lines containing string TEXT from all log files in the current directory. | grep -e TEXT *.log | cut -d':' --complement -s -f1 |
Find all regular files in the current directory tree ignoring GIT and SVN directories | find . \( -type d -regex '^.*/\.\(git\|svn\)$' -prune -false \) -o -type f -print0 |
find all the jpg files in the entire file system and discard all the errors. | find / -name *.jpg 2>/dev/null |
Find all directories starting from root that contain the string "99966" in their names | find / -type d -name "*99966*" -print 2>/dev/null |
Find empty files and directories | find . -empty |
search for the host "slc02oxm.us.oracle.com" in all the xml files in the current folder and display the files which has the matched content | find -name “*.xml” -exec grep -l “slc02oxm.us.oracle.com” {} \; |
Find files in /var/tmp/stuff and below that have not been modified in over 90 days | find /var/tmp/stuff -mtime +90 -print |
find the oldest normal file in the current directory | find . -type f -print0 | xargs -0 ls -ltr | head -n 1 |
Exclude directory from find . command | find . -type d -name proc -prune -o -name '*.js' |
set alisa "py" for command "$EDITOR" | alias -s py=$EDITOR |
Find all orm* files/directories under current directory | find . -name 'orm*' |
Add execute permission to all files ending in ".sh" | chmod +x *.sh |
Perform white space safe deletion of files named core under /tmp | find /tmp -name core -type f -print0 | xargs -0 /bin/rm -f |
Find all regular files under ${S} directory | find "${S}" -type f |
Search for 'ireg' in all PHP files under 'project' directory tree and show only the files that match | find project -name '*.php' -type f -print0 | xargs -0 grep -l ireg |
Print numbers from 1 to 10 with 2 values per line | seq 10 | paste -sd" \n" - |
Lists enabled repositories along with debugging information. | yum -v repolist enabled |
display all the files on the current folder excluding those that are present in the folder "./src/emacs" | find . -path ./src/emacs -prune -o -print |
Recursively change the owner of all files in "/home/test" to "test" | sudo chown -R test /home/test |
Finds every folder with file 'header.php' within, and copies file 'topscripts.php' to every one of them. | find -type f -name 'header.php' | xargs -n 1 dirname | xargs -n 1 cp -f topscripts.php |
find all files in the current folder which have only the write permission for the others | find . -perm -0002 -print |
Rename "new" to "old" and backup to "old.old" if "old" exists | mv new old -b -S .old |
Find all files under current directory | find . -type f -print |
Set 644 permission to all regular files under current directory | find . -type f -exec chmod 644 {} \; |
find all the files in the file system that belong to the user www | find / -user www -print |
Print file type of the executable file of command "file" | file `which file` |
search for the word "search-pattern" in all the regular/normal files in the current folder and display the matched file name | find . -type f | xargs grep -l "search-pattern" |
Write a random list of numbers to /tmp/lst and stdout. | seq 1 10 | sort -R | tee /tmp/lst |cat <(cat /tmp/lst) <(echo '-------') **...** |
Show all lines as they are executed and stop at the first command returning nonzero | set -ex |
Find all *.txt files/directories under current directory | find -name '*.txt' |
Create a tar file containing all the files in ~/Library folder that contain spaces in their names | find ~/Library -name '* *' -print0 | xargs -0 tar rf blah.tar |
change group of the file myfile to group friends | chown :friends myfile |
Find all *.so files/directories under current directory and run myCommand with the file/directory paths as its argument then search for ExpectedResult in the output of myCommand | find . -name *.so -print0 | xargs -0 -I % sh -c 'echo % ; myCommand "%" | grep ExpectedResult' |
Executes 'echo "$ret"' in a subshell that is opened by command 'true'. | true | echo "$ret" |
Append "deb blah ... blah" to "/etc/apt/sources.list" as root | echo 'deb blah ... blah' | sudo tee --append /etc/apt/sources.list > /dev/null |
display all the files in the current directory excluding the paths "targert", "tools", "git" | find . \( ! -path "*target*" -a ! -path "*tools*" -a ! -path "*.git*" -print \) |
Compress the base64 encoded first 200 characters of "/dev/urandom" as input to uuencode | uuencode < |
Remove all .mpg files in the /home/luser directory tree | find /home/luser -type f -name '*.mpg' -print0 | xargs -0 rm -f |
Moves window from 4 place to 3. | tmux movew -s 4 -t 3 |
Send SIGKILL signal to all processes using TCP port 8080, terminating them instantly. | kill -9 $ |
List files in the current directory tree using echo | find . -exec echo {} ; |
Find all the SGID bit files whose permissions set to 644 in the file system | find / -perm 2644 |
Lists content of compressed text file. | zless MyFile |
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