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Counts total line number of all *.php file in a current folder and subfolders. | cat `/gnuwin32/bin/find.exe . -name *.php` | wc -l |
prints the last non-empty line of a file | tac $FILE | grep -m 1 '.' |
Search for 'example' in all regular files under current directory tree and also print the filenames | find . -type f -exec grep "example" '{}' \; -print |
Wrap each line in "yourfile" to fit in 79 characters and right pad any lines shorter with spaces | fold -w79 yourfile | sed -e :a -e 's/^.\{0,78\}$/& /;ta' |
Print a minimal set of differences between files in directories "a" and "b", ignore the first 3 lines of output, and print any line starting with "-" with the first character removed | diff -dbU0 a b | tail -n +4 | grep ^- | cut -c2- |
display all the empty files in the current folder | find . -empty |
Lists content of compressed text file. | zless MyFile |
Replace all occurrence of "subdomainA.example.com" with "subdomainB.example.com" in all files under /home/www and below | find /home/www/ -type f -exec sed -i 's/subdomainA\.example.com/subdomainB.example.com/g' {} + |
Search the entire file hierarchy for files ending in '.old' and delete them. | find / -name "*.old" -delete |
Change permissions to 644 for all regular files under the /path/to/dir/ tree unless these permissions are already set | find /path/to/dir ! -perm 0644 -exec chmod 0644 {} \; |
display all the files in the current folder | find . |
Find all .js files in the $d directory tree whose pathnames do not contain whitespaces | find $d -name '*.js' | grep -v " " |
Exclude directory from find . command | find . -name '*.js' | grep -v excludeddir |
Print the IP address of your SSH session | who am i|awk '{ print $5}' |
Print the list of files changed within the last minute | find / -newerct '1 minute ago' -print |
Search for 'string-to-find' in all files under current directory tree matching the regex 'filename-regex.\*\.html' in their paths and show the matched lines along with the filenames | find . -regex filename-regex.\*\.html -exec grep -H string-to-find {} \; |
Find all *.rb files under current directory and print them on stdout putting the file name/path in-between two string literals 'Hello,' and '!' | find . -name "*.rb" -type f | xargs -I {} echo Hello, {} ! |
Save the directory of the full path to the current script in variable "dir" | dir=$(dirname $) |
List all *.c files in entire file system | find / \! -name "*.c" -print |
Assign the alias rm5g to a find command that removes any .tar file larger than 5 gigabytes. | alias rm5g="find / -type f -name *.tar -size +5G -exec rm -i {} \;" |
Calculate the md5 sum of "submission.cpp" with less sensitivity to superficial changes like comments or whitespace | cat submission.cpp | astyle -bj | cpp - | md5sum |
Search for 'mystring' in all *.txt files under current directory | find . -name "*.txt" -exec egrep mystring {} \; |
find all the files that have been changed exactly 24 hours ago | find . -ctime 1 -type f |
Returns exit code 1. | false |
Search the .log files in the current directory tree for string "The SAS System" | find `pwd` -name "*.log" -exec grep "The SAS System" {} \; |
Display differences between files dir1.txt and dir2.txt. | diff dir1.txt dir2.txt |
List all *.txt files/directories under /etc | find /etc -name "*.txt" -exec ls -l {} \; |
display the commands to force delete all jpg files in current directory which are less than 50KB and do not search in the sub directories | find . -maxdepth 1 -name "*.jpg" -size -50k | xargs echo rm -f |
SSH into "hostname" on port 22 as user "myName" | ssh -p 22 myName@hostname |
Find all .txt files in the current directory tree on a BSD system and edit them with `vim' | find . -name "*.txt" | xargs -o vim |
Measure the disk space taken up by all *.txt files in directory trees folder1 and folder2 | find folder1 folder2 -iname '*.txt' -print0 | du --files0-from - -c -s | tail -1 |
Print a detailed list of all regular files from the current directory tree | find . -type f -ls |
Search directory tree `foo' for files named `Headers' | find foo -name Headers |
Print the current shell | ps -p $$ | tail -1 | awk '{print $NF}' |
Compress every file in the current directory tree with gzip and keep file extensions the same | find folder -type f -exec gzip -9 {} \; -exec mv {}.gz {} \; |
List all files/directories under $dir_name with size $sizeFile and print them according to the format string '%M %n %u %g %s %Tb %Td %Tk:%TM %p\n' | find $dir_name -size $sizeFile -printf '%M %n %u %g %s %Tb %Td %Tk:%TM %p\n' |
Find files/directories that belong to user 'ian' under '/tmp' directory tree | find /tmp -user ian |
Display a dump of "file" as floating point values of double size | od -t fD file |
Split "file.txt" into files of at most 1 MiB in size with a numeric suffix and prefix "file" | split -b 1M -d file.txt file |
remove all the files with the name "Trash" in the folder /home | find /home -name Trash -exec rm {} \; |
Read a single character from standard input with prompt "Is this a good question (y/n)? " and timeout of 3 seconds and save the response to variable "answer" | read -t 3 -n 1 -p "Is this a good question (y/n)? " answer |
Print command line of process with pid 17709 | cat /proc/17709/cmdline | xargs -0 echo |
Go to directory named "~" | cd `echo -n "~"` |
Find all files under current directory that match the case insensitive regex .\|./.git and replace the text matching the case insensitive regex expanded by $1 with $upper2 in these files | find . -type f \! -iregex '.\|./.git' -exec perl -i'' -pe "s/$1/$upper2/gi" {} + |
Find all files and directories in the current directory tree with "linkin park" in their names and copy them to /Users/tommye/Desktop/LP | find . -iname "*linkin park*" -exec cp -r {} /Users/tommye/Desktop/LP \; |
Find all *FooBar* files/directories under current directory and copy them to ~/foo/bar | find . -name '*FoooBar*' | sed 's/.*/"&"/' | xargs cp ~/foo/bar |
Count the number of files in the directory trees whose pathnames match pattern '/dev/sd*[a-z]' | find /dev/sd*[a-z] -printf . | wc -c |
search for the file "file_name" in the folder /path | find /path -name file_name |
bind word "foobar" to key code "\e[24~" | bind '"\e[24~":"foobar"' |
Pass numbers 1 to 100000 as arguments to "/bin/true" | /bin/true $ |
Print all lines from the last occurrence of the regex 'pattern' to the end of the file 'file' | tac file | awk '/pattern/{print;exit}1' | tac |
Prints total number of lines of all *.c files in a current folder and subfolders. | find . -name '*.c' -print0 |xargs -0 wc -l|grep -v total|awk '{ sum += $1; } END { print "SUM: " sum; }' |
find all the directories with the name "some-dir" in the current folder and move them to another folder and do not search in subfolders | find ./ -maxdepth 1 -name "some-dir" -type d -print0 | xargs -0r mv -t x/ |
Prints folder where current script is located | echo "dirname: `dirname $0`" |
Scan every file in /etc for IPV4 addresses. | find /etc -exec grep '[0-9][0-9]*[.][0-9][0-9]*[.][0-9][0-9]*[.][0-9][0-9]*' {} \; |
Search the src/ directory recursively for .c and .h files | find src/ -name '*.[ch]' |
Set permissions to ug=rwx,o= for directories under the $d directory tree | find $d -type d -exec chmod ug=rwx,o= '{}' \; |
Find the 5 largest regular files in the current directory and below. | find -type f -exec du -Sh {} + | sort -rh | head -n 5 |
search for a directory in a folder taking name as argument and assign the first instance of it to a variable | DIR='find $HOME -type d -name $1 | head 1' |
Delete all files in the TBD directory that were modified more than 1 day ago | find /TBD/* -mtime +1 | xargs rm -rf |
Print the line with most consecutive repeats prefixed with its count from standard input | uniq -c | sort -n | tail -n1 |
Find all files under current directory with their size and paths, reverse sort them numerically, then print the 2nd field (with space as the delimiter) of the first 4 entries | find -type f -printf "%s %p\n" | sort -nr | head -n 4 | cut -d ' ' -f 2 |
search for all the mp3 files in the current folder and change the character encoding of them to EUR-KR | $ find . -name "*mp3" -print0 | xargs -0 mid3iconv -e EUR-KR -d |
Find all files named "foo_bar" in the current directory recursively | find -name foo_bar |
find all the files in the current folder which have the name net or comm in them | find . -regex '.*\(net\|comm\).*' |
Find and show all files in the current directory tree that are exactly 2000 kB | find . -size 2000k |
display all files in the current folder which do not match the regular expression | find . -not -regex ".*test.*" |
Show the list of user wnj's files that are newer than file `ttt' | find / -newer ttt -user wnj -print |
Delete all files in directory $DIR that have not been accessed in at least 5 days | find "$DIR" -type f -atime +5 -exec rm {} \; |
Search for all files and directories named foo, FOO, or any other combination of uppercase and lowercase characters beneath the current directory. | find . -iname foo |
Format "input" as alternating rows in a table | | paste - - - | column -s' ' -t |
Remove all regular files from the current directory tree whose names do not end with "txt" | find . -type f -not -name '*txt' -print0 | xargs -0 rm -- |
Remove trailing spaces from all files under current directory ignoring directories wtih *.git* in their paths | find . -type f -not -iwholename '*.git*' -print0 | xargs -0 perl -pi -e 's/ +$//' |
Find files/directories under '/dir' directory tree that are newer than 'yesterday.ref' file and older than 'today.ref' file by modification time | find /dir -newer yesterday.ref -a \! -newer today.ref -print |
Print numbers from 1 to 10 with 2 values per line | seq 10 | sed '2~2G' | awk -v RS='' '{$1=$1; print}' |
Find all empty directories under /tmp | find /tmp -type d -empty |
Connect to host "$USER_AT_HOST" in master mode in the background without executing any commands and set the ControlPath to "$SSHSOCKET" | ssh -M -f -N -o ControlPath="$SSHSOCKET" "$USER_AT_HOST" |
Find all *foo files/directories under current directory | find . name *foo |
find all the files in the entire file system which belong to the user "roger" | find / -user roger -print |
find all log files larger then 100MB in /home directory and delete them . | find /home -type f -name *.log -size +100M -exec rm -f {} \; |
Find all files/directories under 'A' directory tree excluding the paths containing the directory 'a' | find A \! -path "A/a/*" |
find the top 25 files in the current directory and its subdirectories | find . -type f -exec ls -al {} \; | sort -nr -k5 | head -n 25 |
Find all files recursively starting from / that have been modified in the past 30 minutes and list them | find / -mmin -30 -ls |
Copy all directories recursively from "source/" to "destination/" excluding all files | rsync -a --include='*/' --exclude='*' source/ destination/ |
Find the passwd file under root and two levels down | find / -maxdepth 3 -name passwd |
Uncompress "archive.tar.gz" and extract the archive to "/destination" | gzip -dc archive.tar.gz | tar -xf - -C /destination |
search for a file "file" in current folder and if the file is found quit ! | find -name file -quit |
Execute 'echo -e "\033[31mHello World\033[0m"' every without color support 2 seconds | watch 'echo -e "\033[31mHello World\033[0m"' |
Find all files/directories that belong to the group 'accts' under '/apps' directory tree | find /apps -group accts -print |
Change directory to the alphabetically last path under the current directory | cd "$" |
display all regular files in current folder which have spaces in their name | find -type f -name "* *" |
Lists all files in a current folder, separating names with space. | ls -1 | awk 'ORS=" "' |
search for all the directories in a folder and limit the search to current folder and give them as input to the python script | script.py $ |
Create symbolic links in the current directory for all files excluding "CONFIGFILE" located in "/your/project" | find /your/project -maxdepth 1 ! -name "CONFIGFILE" -exec ln -s \{\} ./ \; |
Search for all zero-byte files and move them to the /tmp/zerobyte folder | find test -type f -size 0 -exec mv {} /tmp/zerobyte \; |
Search directory tree $DIR for *.txt files | find $DIR -name "*.txt" |
Find grub.conf files in entire file system | find / -name grub.conf |
Save the current working directory and the directory name of the current script to variable "DIR" | DIR=`pwd`/`dirname $0` |
Calculate md5 sum of files $source_file and $dest_file | md5sum "$source_file" "$dest_file" |
Display the 'bash' manpage, going to the first occurence of \' sequence of characters. | man bash | less -Ip "\\\'" |
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