nl_command
stringlengths 14
387
| bash_code
stringlengths 0
532
|
|---|---|
List all cron jobs which contain "word". | crontab -l | egrep "word" |
DNS lookup of the current host | nslookup `hostname` |
create a symbolic link in current directory named "environments" to file "../config/environments" | ln -s "../config/environments" |
Display the entire file system in a tree-like format | tree / |
search for all Scala files under the current directory that contain the string null | find . -type f -name "*.scala" -exec grep -B5 -A10 'null' {} \; |
create a tar file of all the songs on my system that have been modified in the last 180 days | find . -name -type f '*.mp3' -mtime -180 -print0 | xargs -0 tar rvf music.tar |
Find recursively regular files in the current directory tree | find -type f -print0 |
Make directory "aaa/bbb" | mkdir aaa/bbb |
create directory aaa | mkdir aaa |
Recursively rename all files under /your/target/path replacing 'special' with 'regular' - all file/diretory names may not include spaces, and directory names containing such files may not contain the word 'special' in their name. | find /your/target/path/ -type f -exec rename 's/special/regular/' '{}' \; |
display the count of all directories in a folder excluding hidden files | find /path/to/directory -type d \! -name . -prune -exec printf x \; | wc -c |
Print full path of command "c++" | which c++ |
Execute find with "$@" arguments | exec /usr/bin/find "$@" |
Find all files named 'Makefile' in the /usr/ports directory tree and count the number of lines in them matching regular expression '^MASTER_SITE_SUBDIR.*\.\./.*authors' | find /usr/ports/ -name Makefile -exec grep '^MASTER_SITE_SUBDIR.*\.\./.*authors' '{}' '+' | wc -l |
find all the regular/normal files in the current direcoty which have not been accessed in the last 30 days. | find . -type f -atime +30 -print |
Reattach a session and if necessary detach or even create first | screen -d -R -S test |
Move "phantomjs-1.8.1-linux-x86_64.tar.bz2" to "/usr/local/share/" directory | sudo mv phantomjs-1.8.1-linux-x86_64.tar.bz2 /usr/local/share/. |
List the drive of each "/dev/" disk mount point | mount | grep '^/dev/' | sed -E 's/ on .*/"\2" is located on "\1"/' |
Sets shell option 'dotglob'. | shopt -s dotglob |
display all the files in the file system which do not belong to the user "wnj" and which are modified before the file "ttt" | find / \! \ -print |
Connect to host "${HOSTNAME}" as user "${USERNAME}" and execute "${SCRIPT}" non-interactively | ssh -l ${USERNAME} ${HOSTNAME} "${SCRIPT}" |
Delete all .svn directories under current directory | find . -type d -name .svn -print0|xargs -0 rm -rf |
search for the regular/normal file firefox or thunderbird or seamonkey in the entire file system excluding search in the directories share and those starting with 10_Recommended and discard all the errors | find / \ -prune -o -type f \ -print 2>/dev/null |
Read first column of each row, find all other first columns which have a difference less than 10, and append that comma separated list to the row | awk 'FNR==NR { array[$1]++; next } { n = asorti; for if line = sort[i]; print $0, line; line = "" }' file.txt{,} | column -t |
Turns on network interface eth0. | ifconfig eth0 up |
Search for 'mystring' in all *.txt (case insensitive) files under current directory | find . -iname *.txt -exec egrep mystring \{\} \; |
Silently read a single character into variable "REPLY" | read -n1 -s |
Find all regular files under '/home/john/scripts' directory tree excluding files with '.ksh' extension | find /home/john/scripts -type f -not -name "*.ksh" -print |
find all the html files in the current folder and delete a line | find ./ -type f -name '*.html' | xargs sed -i '1,/sblmtitle/d' |
Find & replace broken symbolic links | find -L . -type l -delete -exec ln -s new_target {} \; |
Find all regular files in the current directory tree that have been modified within the last 10 minutes | find . –type f -mmin -10 |
Find all filenames ending with .c in the current directory tree | find -name "*.c" |
Compress all directories found in $LOGDIR wherein a file's data has been modified within the last 24 hours | find $LOGDIR -type d -mtime +0 -exec compress -r {} \; |
Save the numerically greater value of "$kf" and "$mp" into variable "gv" | gv=$ |
Print the first 5 decompressed lines of compressed file "$line" | zcat "$line" | head -n5 |
Copies defined file to the target folder without overwriting existing files. | cp -n |
Search /var/tmp for files larger than 30 MB modified 31 days ago | find /tmp /var/tmp -size +30M -mtime 31 -ls |
Make directories for each line in "folder_list.txt" | cat folder_list.txt | xargs mkdir |
find all the symbolic links in the current folder and check the file type and display the output of those files which are broken | find ./ -type l -exec file {} \; |grep broken |
Remove all *~ files under dir | find dir -name \*~ | xargs echo rm | ksh -s |
Remove all directories called "test" from the current directory tree | find -path "*/test" -type d -delete |
Execute zcat on every file matching "*20120805.gz" in the current directory and subdirectories | find . -name *20120805.gz -exec zcat {} \; |
Prefix each non-blank line in "filename" with a line number | nl filename |
Create tar archive "foo.tar" and copy all files from directory tree /tmp/a1 to it | find /tmp/a1 | xargs tar cvf foo.tar |
Copy a comlex directory tree from one machine o another while preserving copy permissions and ownership | find . -depth -print | cpio -o -O /target/directory |
Read a line from standard input into the variable "yn" using the first argument as the prompt ("$1 ") | read -p "$1 " yn |
Find all files named 'aaa.txt' under current directory tree and display their contents | cat `find . -name aaa.txt` |
Update timestamps of all files and directories under directory /path/to/dir. | find /path/to/dir -print0 | xargs -0 touch |
display all the php files in the current folder which do not have the permission 644 | find . -type f -name "*.php" ! -perm 644 |
find all the files that were modified two days ago | find . -daystart -ctime 1 -type f |
Give all directories in the /path/to/base/dir tree read and execute privileges | find /path/to/base/dir -type d -print0 | xargs -0 chmod 755 |
Count the number of lines in "testfile" wrapped to fit in a width of "$COLUMNS" characters | fold -w "$COLUMNS" testfile | wc -l |
display all the php files in the entire file system | find / -name "*.php" |
find all files that match "[a-f0-9\-]{36}\.jpg" of grep | find . * | grep -P "[a-f0-9\-]{36}\.jpg" |
Find the total size of *.jpg files within the current directory tree | find . -iname "*.jpg" -ls |perl -lane '$t += $F[6]; print $t/1024/1024/1024 . " GB"' |
create directory log into home directory | mkdir ~/log |
create directory /data/db | sudo mkdir /data/db |
Go to first directory specified in PATH which contains the command 'oracle' | cd $(dirname $) |
Print which files differ between "folder1" and "folder2" treating all files as text | diff -arq folder1 folder2 |
Find all pdf files under /dir/containing/unsigned with null character as the delimiter | find /dir/containing/unsigned -name '*.pdf' -print0 |
Rename "Tux.png" to ".Tux.png" | mv Tux.png .Tux.png |
Search the home directory tree for files modified less than 7 days ago | find $HOME -mtime -7 |
search for all the files in current folder which start with "file2015-0" and move them to frst 400 fiiles to another folder | find . -name "file2015-0*" | head -400 | xargs -I filename mv filename |
Remove sequence like '\xEF\xBB\xBF' from first string of every '*.js' file in a current folder and subfolders, creating backup file with .bak extension for every changed file, and removing backup on success. | find . -iname *.js -type f -exec sed 's/^\xEF\xBB\xBF//' -i.bak {} \; -exec rm {}.bak \; |
find files under the current directory called "foo" or "bar" | find . \ |
Creates detached tmux session named 'cf'. | tmux new-session -ds cf |
Recursively change the owner and group of all files in "public_html" to "owner" | chown -R owner:owner public_html |
Find all files/directories in entire file system that have "write" bit set for either the owner, the group, or others | find / -perm /222 |
Get the current shell's executable name from the output of 'ps'. | ps | grep `echo $$` | awk '{ print $4 }' |
Delete files in /var/tmp/stuff and below that have not been modified in over 90 days | find /var/tmp/stuff -mtime +90 -print | xargs /bin/rm |
Report file system containing path to the current working directory inodes usage. | df -i $PWD |
Compare each file in "repos1/" and "repos2/", treat absent files as empty, ignore differences in whitespace and tab expansions, and print 3 lines of unified context | diff -ENwbur repos1/ repos2/ |
find out what group a given user has | groups user |
Delete everything in the current directory | find -mindepth 1 -maxdepth 1 -print0 | xargs -0 rm -rf |
Write differences between files "file1" and "file2" to "file3". | diff -u file1 file2 > file3 |
Find all your text files | find . -name "*.txt" -print |
Print the current date in '%H:%M:%S' format followed by the string ': done waiting. both jobs terminated on their own or via timeout; resuming script' | echo "$(date +%H:%M:%S): done waiting. both jobs terminated on their own or via timeout; resuming script" |
find all the normal/regular files in current folder and delete all the files which are not present in /some/dir | find . -type f -print0 | grep -Fxvz -f < | xargs -0 echo rm |
Find all files on the system that have been modified in the last 10 minutes | find / -mmin -10 |
Sort "," delimited lines in "file" by the first field preserving only unique lines | sort -u -t, -k1,1 file |
Find all directories whose status were changed $FTIME days ago | find . -type d -ctime $FTIME |
Find all files in "/home/" which contain "string1", "string2" or the host name in its filename | find /home/ -type f -regextype posix-extended -regex ".*(string1|string2|$(hostname)).*" |
Find recursively the latest modified file in the current directory | find . -type f -print0 | xargs -0 stat -f "%m %N" | sort -n | tail -1 | cut -f2- -d" " |
Recursively print all files and directories in the current directory tree | tree . |
Sort a file 'file' preserving only unique lines and change the file in-place | sort -u -o file !#$ |
find al the files that are modified exactly 2 days ago | find -daystart -mtime 2 |
Find all *.txt files/directories under current directory and execute process for each of them | find . -name \*.txt -exec process {} \; |
Get the grandparent directory of each found 'pattern' file in $SEARCH_PATH | find "$SEARCH_PATH" -name 'pattern' | rev | cut -d'/' -f3- | rev |
Prints long listing of directories '/tmp', '/tnt' themselves. | ls -ld /tmp /tnt |
Find directory "/some/dir" if it is empty | find /some/dir/ -maxdepth 0 -empty |
Find all files under $1 not matching the regex '.*/\..*' and execute hashmove on each of them with the file path as its argument | find $1 -type f -not -regex '.*/\..*' -exec $0 hashmove '{}' \; |
Search for all files with either "sitesearch" or "demo" in their path names | find . -ipath '*sitesearch*' -ipath '*demo*' |
find all the files in the file system which have the permission 777 and with the name "dateiname" | find / -perm 777 -iname "Dateiname" |
Find all files/directories under current directory tree that start with 'R' and end with 'VER' in their names and were modified more than 1 day ago | find . -name "R*VER" -mtime +1 |
Find all *.so files under current directory and search for mysymbol in their symbol tables | find . -type f -name "*.so" -exec sh -c "echo {} && readelf -s {} | grep mysymbol" \; |
set alias jump for command "cd $" | alias jump="cd $" |
Go to directory /cygdrive/c/Program Files (x86) using quotes to escape special characters | cd "/cygdrive/c/Program Files (x86)" |
Searches the manual page names and descriptions | apropos |
Unsets shell option 'extglob'. | shopt -u extglob |
Remove all non-hidden files in the current directory tree | find -name "*" | xargs rm -f |
Subsets and Splits