prabhanshubhowal/natural_language_to_linux

nl_command stringlengths 14 387	bash_code stringlengths 0 532
Find the first file/directory in ... directory and quit	find ... -print -quit
find all the "error_log" files in the folder "/home" which are bigger than 5MB and force delete them	find /home -size +5000000b -name "error_log" -exec rm -rf {} \;
Execute md5sum command on files found by the find command	find -iname "MyCProgram.c" -exec md5sum {} \;
Print lines of 'file' reverted order, and reverted characterwise	tac file \| rev
Remove all files with names like "vmware-*.log" from the current directory tree	find . -name vmware-*.log -delete
find all files in current folder having the name pattern "some_pattern" and move them to the folder target_location	find . -name some_pattern -print0 \| xargs -0 -i mv {} target_location
Print the absolute path of "$path"	readlink -f "$path"
Search the current directory tree for executable regular files	find . -executable -type f
list all samba files in /var/l* directory ( /var/lib or /var/log )	find /var -path /l??/samba
Lists all subdirectories in a current folder, removing trailing slash.	ls -d */\|sed 's\|[/]\|\|g'
Print a list of each file with the full path prefix in the current directory tree excluding symbolic links	tree -fi \|grep -v \>
get all files in a current directory modified in the last 7 days	find . -mtime -7 -print0 \| xargs -0 tar -rf /foo/archive.tar
find regular files under the current directory, whose name ends in .mbox and rename each file, to the same name without .mbox at the end	find . -type f -wholename \.mbox \| sed 's/\(.\)\.mbox/mv "\1.mbox" "\1"/' \| sh
Find all aliencoders.[0-9]+ files under /home/jassi/ directory	find /home/jassi/ -type f -name "aliencoders.[0-9]+"
Report all files in /mydir1 and /mydir2 larger than 2000 blocks and accessed in over 30 days	find /mydir1 /mydir2 -size +2000 -atime +30 -print
Find all regular files in .git and replace every occurrences of 'subdomainB.example.com' with 'subdomainA.example.com' in those files	find .git -type f -print0 \| xargs -0 sed -i 's/subdomainB\.example\.com/subdomainA.example.com/g'
prevents curl from returning error (23) Failed writing body when grepping for foo	curl "url" \| tac \| tac \| grep -qs foo
Find all .svn directories under current directory and delete them	find . -type d -name ".svn" -print \| xargs rm -rf
Recursively finds files like '*.js', and filters out files with 'excludeddir' in path.	find . -name '*.js' \| grep -v excludeddir
Find all 400 permission files under /data directory	find /data -type f -perm 400 -print
Find files which were changed in the past 1 hour	find . -cmin -60
Continuously write "Hidden" over the entire "/dev/sdb" disk	yes "Hidden" \| dd of=/dev/sdb
Copy the standard output of a "bash" session to "/var/log/bash.out.log"	bash \| tee /var/log/bash.out.log
create symbolic links in current directory to all files located in directory "/original" and have filename extension ".processname"	ln -s $(echo /original/*.processme) .
Search the current directory tree for hidden files skipping .htaccess	find . -type f \( -iname ".*" ! -iname ".htaccess" \)
Pipe content of 'somedata.txt' file to the input of command "$outfile"	cat somedata.txt \| "$outfile"
List all files in entire file system that are newer than the file $newerthan and older than the file $olderthan and sort them according to file modification time	find / -type f -name "" -newermt "$newerthan" ! -newermt "$olderthan" -printf '%T@ %p\n' \| sort -k 1 -n \| sed 's/^[^ ] //'
Merge colon-separated information from standard input and file1.txt where the first field of both files matches, print unpairable lines from both files, replace missing fields with "no-match", and output the second field from standard input and the second and third field from file1.txt	join -t, -o 1.2,2.2,2.3 -a 1 -a 2 -e 'no-match' - <(sort file1.txt)
Find all files of the user with UID=1000	find -user 1000
List all files in the /var directory tree whose size is greater than 10 megabytes	find /var/ -size +10M -ls
Recursively change ownership of "~/.npm" to the current user	sudo chown -R `whoami` ~/.npm
Find all files/directories under ./var/log directory	find ./var/log
search for the word hello in all the text files in the temp folder and delete them	find /tmp -type f -name ‘.txt’ \| sed -e ‘s/./\”&\”/’ \|xargs -n 1 grep -l hello\|sed -e ‘s/./\”&\”/’\|xargs -n 1 rm -f
Create a symbolic link in the current directory for each file .dbf under the directories matching "/home/michael/foxpro/mount/A[1FV]/[12][0-9][0-9][0-9]"	find /home/michael/foxpro/mount/A[1FV]/[12][0-9][0-9][0-9] -name '*.dbf' -type f -exec ln -s {} \;
Find all regular files in the current directory tree and print a command to move them to the current directory	find . -type f -exec echo mv -t . {} +
Save all entries that are wrapped around with opening and closing square brackets in file 'FILENAME' to variable 'var'	var=`egrep -o '\[.*\]' FILENAME \| tr -d ][`
Report total file systems disk usage.	df --total \| tail -n 1
Search the current directory recursively for regular files last accessed more than 2 minutes ago	find . type -f -amin +2
Installs 'packagename' package.	yum install packagename
find the file "foo.txt" in the current folder and assign the output to a variable	OUTPUT=`find . -name foo.txt`
Prints process tree, showing only strings with 'MDSImporte', and chopping output after ${WIDTH} characters.	pstree \| grep MDSImporte \| cut -c 1-${WIDTH}
Create compressed archive of all the files in the current directory tree that have been modified in the last 7 days	find . -type f -mtime -7 -print -exec cat {} \; \| tar cf - \| gzip -9
Find all PHP files under current directory that contain only one line	find -name *.php -print \| xargs -L1 awk 'NR>1{exit} END{if print FILENAME}'
Counts all files in a current folder and in subfolders one-level lower and sorts result by number of files within.	find . -maxdepth 1 -type d -print0 \| xargs -0 -I {} sh -c 'echo -e $ "{}"' \| sort -n
Find all files and directories whose names end in ".rpm" and change their permissions to 755	find / -name *.rpm -exec chmod 755 '{}' \;
prevents curl from returning error Failed writing body when grepping for foo	curl "url" \| tac \| tac \| grep -qs foo
Print percentage of the space used on the $FILESYSTEM.	df -k $FILESYSTEM \| tail -1 \| awk '{print $5}'
Check if a drive is mounted to nfs	mount \|grep nfs
display all the regular/normal files in the entire file system	find / -type f -exec echo {} \;
search for a word in all files in a directory	find /directory/containing/files -type f -print0 \| xargs -0 grep "test to search"
Recursively copy directory "/path/to/data/myappdata" to "user@host:/remote/path/to/data/myappdata"	rsync -rvv /path/to/data/myappdata user@host:/remote/path/to/data/myappdata
Search directory /Users/david/Desktop/ recursively for regular files with extensions .txt, .mpg, .jpg	find /Users/david/Desktop -type f \
Find all files that belongs to user root under / directory and show a few lines of output from the beginning	find / -user root \| head
Find all regular files under and below /home/user/demo/	find /home/user/demo -type f -print
Counts lines in each *.php file.	find . -name '*.php' -type f \| xargs wc -l
removes the 4th-from to 6th-from last lines in file	tac filename \| sed 4,6d \| tac
List environment variables whose name matches '^\wX\w'	set \| grep -oP '^\wX\w'
Changes group ownership of /sys/class/gpio/export and /sys/class/gpio/unexport to 'gpio'.	sudo chgrp gpio /sys/class/gpio/export /sys/class/gpio/unexport
Store N symbols of input into variable 'buffer'	read -N $BUFSIZE buffer
Find all .bak files starting from the current directory and delete them	find . -iname "*.bak" -type f -print \| xargs /bin/rm -f
Print the login time and user of the first person who logged in	who \| awk '{print $3 " " $4 " "$1}' \| sort \| head -1
find the type of all the regular/normal files in the current folder	find . -type f -exec file {} \;
unzip and search for a word in all the jar files in the current folder and display the matched file name	find . -iname '*.jar' -printf "unzip -c %p \| grep -q '<stringWithOrWithoutSpacesToFind>' && echo %p\n" \| sh
Delete all shared memory and semaphores for the current user on sun	ipcs \| nawk -v u=`whoami` '/Shared/,/^$/{ if print "ipcrm shm",$2,";"}/Semaphore/,/^$/{ if print "ipcrm sem",$2,";"}' \| /bin/sh
Calculate the MD5 checksums of all files from directory tree //path/to/source/Directory and save them as Output.txt	find //path/to/source/Directory -type f -exec md5sum {} + \| awk '{print $0}' > Output.txt
Finds out what groups a current user has.	groups
Search the /path tree for all executables	find /path -perm /ugo+x
ssh into default vagrant host without running "vagrant ssh" by passing the configuration parameters vagrant uses for ssh	ssh [email protected] -p 2222 -o Compression=yes -o DSAAuthentication=yes -o LogLevel=FATAL -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o IdentitiesOnly=yes -i ~/.vagrant.d/less_insecure_private_key -o ForwardAgent=yes
Print characters in variable "$a" that exist in variable "$b"	echo "$(comm -12 <(echo "$a" \| fold -w1 \| sort \| uniq) <(echo "$b" \| fold -w1 \| sort \| uniq) \| tr -d '\n')"
Print each line that is found only once in "file1" and "file2" combined	sort file1 file2 \| uniq -u
Gets IP addresses of all active network interfaces.	ifconfig \| grep -oP "(?<=inet addr:).*?(?=Bcast)"
search in the current folder for all the regular/normal file with the name "test"	find . -type f -name test
unsafed rm all file which name start with '#'	find / -name '#*' -atime +7 -print \| xargs rm
Find all files under current directory	find . -type f
sleep for 500 seconds	sleep 500
delete all the files in the file system which belong to the user edwarda after user confirmation	find / -user edwarda -ok rm "{}" \;
Write output and error of "update-client" to standard output and to "my.log"	update-client 2>&1 \| tee my.log
Saves location of file $1 in 'dir' variable.	dir=$(dirname -- "$1")
Find all regular files in the current directory tree last modified between 1 and 3 days ago and list them using format '%TY %p\n'	find ./ -daystart -mtime -3 -type f ! -mtime -1 -printf '%TY %p\n'
Search for line number 111 in file "active_record.rb"	nl -ba -nln active_record.rb \| grep '^111 '
Create a gzip archive file of all *.log files under $sourcePath	find $sourcePath -type f -name "*.log" -exec tar -uvf $tarFile {} \;
Print file type of the executable file of command "file"	which file \| file -f -
change the owner of all the files in the current directory	find . -exec chown myuser:a-common-group-name {} +
Print file extension assuming there is only one dot in the file name.	echo "$FILE" \| cut -d'.' -f2
search for the file "process.txt" in the entire file system (case insensitive search)	find / -iname 'process.txt' -print
search for the files "foo.txt" in the current folder and rename it to foo.xml	find -name foo.txt -execdir rename 's/\.txt$/.xml/' '{}' ';'
Convert Unix `cal` output to latex table code.	cal -h 02 2012\| cut -c4-17 \| sed -r 's/\s/\0\t\&/g' \| sed 's/$/\t\\\\/' \| head -n-1 \| tail -n +2
Replace "version.old" with "version.new" in the symbolic link target of "SomeLibrary"	ln -f -s -T `readlink SomeLibrary \| sed 's/version.old/version.new/'` SomeLibrary
Find the total size of *.jpg files within the current directory tree	find . -type f -iname '*.jpg' -print0 \| du -c --files0-from=-
Find all files in the current directory tree whose path names match pattern './sr*sc'	find . -path './sr*sc'
Output the system host name and date to the console	echo Hostname=$(hostname) LastChecked=$(date)
Find all SUID files in entire file system	find / -perm +4000
Find files that were accessed in less than a day ago	find / -atime -1
Find all files under current directory and set read permission for group and other for these files	find . -type f -print0 \| xargs -0 chmod go+r
Getting a detailed list of files/dirs	find / -name "apt" -ls
Run /bin/true with 1 to 100000 as arguments	/bin/sh -c "/bin/true $"
Search the current directory tree for regular files whose names end in ".shtml" or ".css"	find . -type f \ -print
create a gzip of all the files in the current folder excluding the already gzipped files	gzip `find . \! -name '*.gz' -print`
Set the system date to Sat May 11 06:00:00 IDT 2013	sudo date --set="Sat May 11 06:00:00 IDT 2013"
Print timestamp as HH:MM:SS	date +"%T"

Find the first file/directory in ... directory and quit

find ... -print -quit

find all the "error_log" files in the folder "/home" which are bigger than 5MB and force delete them

find /home -size +5000000b -name "error_log" -exec rm -rf {} \;

Execute md5sum command on files found by the find command

find -iname "MyCProgram.c" -exec md5sum {} \;

Print lines of 'file' reverted order, and reverted characterwise

tac file | rev

Remove all files with names like "vmware-*.log" from the current directory tree

find . -name vmware-*.log -delete

find all files in current folder having the name pattern "some_pattern" and move them to the folder target_location

find . -name some_pattern -print0 | xargs -0 -i mv {} target_location

Print the absolute path of "$path"

readlink -f "$path"

Search the current directory tree for executable regular files

find . -executable -type f

list all samba files in /var/l* directory ( /var/lib or /var/log )

find /var -path */l??/samba*

Lists all subdirectories in a current folder, removing trailing slash.

ls -d */|sed 's|[/]||g'

Print a list of each file with the full path prefix in the current directory tree excluding symbolic links

tree -fi |grep -v \>

get all files in a current directory modified in the last 7 days

find . -mtime -7 -print0 | xargs -0 tar -rf /foo/archive.tar

find regular files under the current directory, whose name ends in .mbox and rename each file, to the same name without .mbox at the end

find . -type f -wholename \*.mbox | sed 's/$.*$\.mbox/mv "\1.mbox" "\1"/' | sh

Find all aliencoders.[0-9]+ files under /home/jassi/ directory

find /home/jassi/ -type f -name "aliencoders.[0-9]+"

Report all files in /mydir1 and /mydir2 larger than 2000 blocks and accessed in over 30 days

find /mydir1 /mydir2 -size +2000 -atime +30 -print

Find all regular files in .git and replace every occurrences of 'subdomainB.example.com' with 'subdomainA.example.com' in those files

find .git -type f -print0 | xargs -0 sed -i 's/subdomainB\.example\.com/subdomainA.example.com/g'

prevents curl from returning error (23) Failed writing body when grepping for foo

curl "url" | tac | tac | grep -qs foo

Find all .svn directories under current directory and delete them

find . -type d -name ".svn" -print | xargs rm -rf

Recursively finds files like '*.js', and filters out files with 'excludeddir' in path.

find . -name '*.js' | grep -v excludeddir

Find all 400 permission files under /data directory

find /data -type f -perm 400 -print

Find files which were changed in the past 1 hour

find . -cmin -60

Continuously write "Hidden" over the entire "/dev/sdb" disk

yes "Hidden" | dd of=/dev/sdb

Copy the standard output of a "bash" session to "/var/log/bash.out.log"

bash | tee /var/log/bash.out.log

create symbolic links in current directory to all files located in directory "/original" and have filename extension ".processname"

ln -s $(echo /original/*.processme) .

Search the current directory tree for hidden files skipping .htaccess

find . -type f $ -iname ".*" ! -iname ".htaccess" $

Pipe content of 'somedata.txt' file to the input of command "$outfile"

cat somedata.txt | "$outfile"

List all files in entire file system that are newer than the file $newerthan and older than the file $olderthan and sort them according to file modification time

find / -type f -name "*" -newermt "$newerthan" ! -newermt "$olderthan" -printf '%T@ %p\n' | sort -k 1 -n | sed 's/^[^ ]* //'

Merge colon-separated information from standard input and file1.txt where the first field of both files matches, print unpairable lines from both files, replace missing fields with "no-match", and output the second field from standard input and the second and third field from file1.txt

join -t, -o 1.2,2.2,2.3 -a 1 -a 2 -e 'no-match' - <(sort file1.txt)

Find all files of the user with UID=1000

find -user 1000

List all files in the /var directory tree whose size is greater than 10 megabytes

find /var/ -size +10M -ls

Recursively change ownership of "~/.npm" to the current user

sudo chown -R `whoami` ~/.npm

Find all files/directories under ./var/log directory

find ./var/log

search for the word hello in all the text files in the temp folder and delete them

find /tmp -type f -name ‘*.txt*’ | sed -e ‘s/.*/\”&\”/’ |xargs -n 1 grep -l hello|sed -e ‘s/.*/\”&\”/’|xargs -n 1 rm -f

Create a symbolic link in the current directory for each file .dbf under the directories matching "/home/michael/foxpro/mount/A[1FV]/[12][0-9][0-9][0-9]"

find /home/michael/foxpro/mount/A[1FV]/[12][0-9][0-9][0-9] -name '*.dbf' -type f -exec ln -s {} \;

Find all regular files in the current directory tree and print a command to move them to the current directory

find . -type f -exec echo mv -t . {} +

Save all entries that are wrapped around with opening and closing square brackets in file 'FILENAME' to variable 'var'

var=`egrep -o '\[.*\]' FILENAME | tr -d ][`

Report total file systems disk usage.

df --total | tail -n 1

Search the current directory recursively for regular files last accessed more than 2 minutes ago

find . type -f -amin +2

Installs 'packagename' package.

yum install packagename

find the file "foo.txt" in the current folder and assign the output to a variable

OUTPUT=`find . -name foo.txt`

Prints process tree, showing only strings with 'MDSImporte', and chopping output after ${WIDTH} characters.

pstree | grep MDSImporte | cut -c 1-${WIDTH}

Create compressed archive of all the files in the current directory tree that have been modified in the last 7 days

find . -type f -mtime -7 -print -exec cat {} \; | tar cf - | gzip -9

Find all PHP files under current directory that contain only one line

find -name *.php -print | xargs -L1 awk 'NR>1{exit} END{if print FILENAME}'

Counts all files in a current folder and in subfolders one-level lower and sorts result by number of files within.

find . -maxdepth 1 -type d -print0 | xargs -0 -I {} sh -c 'echo -e $ "{}"' | sort -n

Find all files and directories whose names end in ".rpm" and change their permissions to 755

find / -name *.rpm -exec chmod 755 '{}' \;

prevents curl from returning error Failed writing body when grepping for foo

curl "url" | tac | tac | grep -qs foo

Print percentage of the space used on the $FILESYSTEM.

df -k $FILESYSTEM | tail -1 | awk '{print $5}'

Check if a drive is mounted to nfs

mount |grep nfs

display all the regular/normal files in the entire file system

find / -type f -exec echo {} \;

search for a word in all files in a directory

find /directory/containing/files -type f -print0 | xargs -0 grep "test to search"

Recursively copy directory "/path/to/data/myappdata" to "user@host:/remote/path/to/data/myappdata"

rsync -rvv /path/to/data/myappdata user@host:/remote/path/to/data/myappdata

Search directory /Users/david/Desktop/ recursively for regular files with extensions .txt, .mpg, .jpg

find /Users/david/Desktop -type f \

Find all files that belongs to user root under / directory and show a few lines of output from the beginning

find / -user root | head

Find all regular files under and below /home/user/demo/

find /home/user/demo -type f -print

Counts lines in each *.php file.

find . -name '*.php' -type f | xargs wc -l

removes the 4th-from to 6th-from last lines in file

tac filename | sed 4,6d | tac

List environment variables whose name matches '^\w*X\w*'

set | grep -oP '^\w*X\w*'

Changes group ownership of /sys/class/gpio/export and /sys/class/gpio/unexport to 'gpio'.

sudo chgrp gpio /sys/class/gpio/export /sys/class/gpio/unexport

Store N symbols of input into variable 'buffer'

read -N $BUFSIZE buffer

Find all .bak files starting from the current directory and delete them

find . -iname "*.bak" -type f -print | xargs /bin/rm -f

Print the login time and user of the first person who logged in

who | awk '{print $3 " " $4 " "$1}' | sort | head -1

find the type of all the regular/normal files in the current folder

find . -type f -exec file {} \;

unzip and search for a word in all the jar files in the current folder and display the matched file name

find . -iname '*.jar' -printf "unzip -c %p | grep -q '<stringWithOrWithoutSpacesToFind>' && echo %p\n" | sh

Delete all shared memory and semaphores for the current user on sun

ipcs | nawk -v u=`whoami` '/Shared/,/^$/{ if print "ipcrm shm",$2,";"}/Semaphore/,/^$/{ if print "ipcrm sem",$2,";"}' | /bin/sh

Calculate the MD5 checksums of all files from directory tree //path/to/source/Directory and save them as Output.txt

find //path/to/source/Directory -type f -exec md5sum {} + | awk '{print $0}' > Output.txt

Finds out what groups a current user has.

groups

Search the /path tree for all executables

find /path -perm /ugo+x

ssh into default vagrant host without running "vagrant ssh" by passing the configuration parameters vagrant uses for ssh

ssh [email protected] -p 2222 -o Compression=yes -o DSAAuthentication=yes -o LogLevel=FATAL -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o IdentitiesOnly=yes -i ~/.vagrant.d/less_insecure_private_key -o ForwardAgent=yes

Print characters in variable "$a" that exist in variable "$b"

Print each line that is found only once in "file1" and "file2" combined

sort file1 file2 | uniq -u

Gets IP addresses of all active network interfaces.

ifconfig | grep -oP "(?<=inet addr:).*?(?=Bcast)"

search in the current folder for all the regular/normal file with the name "test"

find . -type f -name test

unsafed rm all file which name start with '#'

find / -name '#*' -atime +7 -print | xargs rm

Find all files under current directory

find . -type f

sleep for 500 seconds

sleep 500

delete all the files in the file system which belong to the user edwarda after user confirmation

find / -user edwarda -ok rm "{}" \;

Write output and error of "update-client" to standard output and to "my.log"

update-client 2>&1 | tee my.log

Saves location of file $1 in 'dir' variable.

dir=$(dirname -- "$1")

Find all regular files in the current directory tree last modified between 1 and 3 days ago and list them using format '%TY %p\n'

find ./ -daystart -mtime -3 -type f ! -mtime -1 -printf '%TY %p\n'

Search for line number 111 in file "active_record.rb"

nl -ba -nln active_record.rb | grep '^111 '

Create a gzip archive file of all *.log files under $sourcePath

find $sourcePath -type f -name "*.log" -exec tar -uvf $tarFile {} \;

Print file type of the executable file of command "file"

which file | file -f -

change the owner of all the files in the current directory

find . -exec chown myuser:a-common-group-name {} +

Print file extension assuming there is only one dot in the file name.

echo "$FILE" | cut -d'.' -f2

search for the file "process.txt" in the entire file system (case insensitive search)

find / -iname 'process.txt' -print

search for the files "foo.txt" in the current folder and rename it to foo.xml

find -name foo.txt -execdir rename 's/\.txt$/.xml/' '{}' ';'

Convert Unix `cal` output to latex table code.

Replace "version.old" with "version.new" in the symbolic link target of "SomeLibrary"

ln -f -s -T `readlink SomeLibrary | sed 's/version.old/version.new/'` SomeLibrary

Find the total size of *.jpg files within the current directory tree

find . -type f -iname '*.jpg' -print0 | du -c --files0-from=-

Find all files in the current directory tree whose path names match pattern './sr*sc'

find . -path './sr*sc'

Output the system host name and date to the console

echo Hostname=$(hostname) LastChecked=$(date)

Find all SUID files in entire file system

find / -perm +4000

Find files that were accessed in less than a day ago

find / -atime -1

Find all files under current directory and set read permission for group and other for these files

find . -type f -print0 | xargs -0 chmod go+r

Getting a detailed list of files/dirs

find / -name "apt" -ls

Run /bin/true with 1 to 100000 as arguments

/bin/sh -c "/bin/true $"

Search the current directory tree for regular files whose names end in ".shtml" or ".css"

find . -type f \ -print

create a gzip of all the files in the current folder excluding the already gzipped files

gzip `find . \! -name '*.gz' -print`

Set the system date to Sat May 11 06:00:00 IDT 2013

sudo date --set="Sat May 11 06:00:00 IDT 2013"

Print timestamp as HH:MM:SS

date +"%T"