nl
stringlengths 13
387
| bash
stringlengths 1
532
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|---|---|
Find smallest file in the current directory with find commad
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find . -type f -printf "%s\t%p\n" | sort -n |head -1
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Find SQL files with text `expression'
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find . -name "*.sql" -print0 -type f | xargs -0 grep "expression"
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Find string "STRING" in files residing in the current directory tree, case insensitive
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find . -type f -print | xargs grep -ni "STRING"
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Find the string 'joomla' case insensitively in all the php and html files under current directory tree and display the matched lines along with the file names and line numbers
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find . \( -name "*.php" -o -name "*.html" \) -print0 | xargs -0 grep -Hin "joomla"
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Finds strings having text "searched-string" in all files recursively in a current folder.
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find . | xargs grep "searched-string"
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Find strings with 'Features' in /var/run/dmesg.boot' file
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cat /var/run/dmesg.boot | grep Features
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Finds strings with 'TEXT' from *.log files and prints all but first field from any space-delimited string.
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grep -e TEXT *.log | cut -d' ' --complement -s -f1
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Finds strings with text "searched-string" recursively in all files of current folder and prints names of files with matched strings.
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grep -r -l "foo" .
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Finds string with text "string to be searched" in any cased files like "*.cs" recursively in a current folder.
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find ./ -type f -iname "*.cs" -print0 | xargs -0 grep "content pattern"
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Finds strings with text "text" in all files named "string to be searched" recursively in a current folder.
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find . -name "string to be searched" -exec grep "text" "{}" \;
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Find StringBuffer in all *.java files
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find . -type f -name "*.java" -exec grep -l StringBuffer {} \;
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find StringBuffer in all *.java files
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find . -type f -name "*.java" -exec grep -l StringBuffer {} \;
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find StringBuffer in all *.java files, ignoring case
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find . -type f -name "*.java" -exec grep -il string {} \;
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find suffix tcl files under all directories started with 'n'
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find ./n* -name "*.tcl"
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Find SUID files
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find / -perm +4000
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Find SUID files
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find / -perm +u=s
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Find suspicious PHP files
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find . -type f -name "*.php" -exec grep --with-filename "eval(\|exec(\|base64_decode(" {} \;
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find symbolic link file that name match '*sysdep.c'
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find . -lname '*sysdep.c'
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Find symbolic links in /usr/lib and /usr/lib64 to files whose pathnames contain "libstdc++"
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find /usr/lib/ /usr/lib64/ -lname "*libstdc++*"
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Find symbolic links in /usr/sbin and /usr/bin to files whose pathnames end in "*/systemctl"
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find /usr/sbin /usr/bin -lname "*/systemctl"
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Find symbolic links in directory /etc and below
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find /etc -type l
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Find symbolic links in lpi104-6 and research/lpi104-6 to files whose pathnames end in "file1"
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find lpi104-6 research/lpi104-6 -lname "*file1"
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Find symbolic links under /etc/
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find /etc -type l
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find symbolic links with pattern` '*sysdep.c'
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find . -lname '*sysdep.c'
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Find symlinks under and below the "test" directory and replace them with the content of the linked files
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find test -type l -exec cp {} {}.tmp$$ \; -exec mv {}.tmp$$ {} \;
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Find text in whole directory tree
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find . -type f | xargs grep "text"
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Find things changed today
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find /path/to/search -daystart -ctime -1
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Find the top 25 files according to their size in the current directory and its subdirectories
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find . -type f -exec ls -al {} \; | sort -nr -k5 | head -n 25
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find the top 25 files in the current directory and its subdirectories
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find . -type f -exec ls -al {} \; | sort -nr -k5 | head -n 25
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Find the top 5 big files
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find . -type f -exec ls -s {} \; | sort -n -r | head -5
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Find the top 5 biggest files
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find . -type f -exec ls -s {} \; | sort -n -r | head -5
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Find the top 5 small files
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find . -type f -exec ls -s {} \; | sort -n | head -5
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Find the total size of *.jpg files within the current directory tree
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find . -type f -iname '*.jpg' -print0 | du -c --files0-from=-
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Find the total size of *.jpg files within the directory tree ./photos/john_doe
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find ./photos/john_doe -type f -name '*.jpg' -exec du -ch {} + | grep total$
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find the type & description of all the regular/normal files in the home folder
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find /home -type f -print0 | xargs -0 file
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find the type of all the regular/normal files in the current folder
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find . -type f -exec file {} \;
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find the type of all the regular/normal files in the current folder
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find . -type f | xargs file
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find the type of all the regular/normal files in the current folder (plus takes bulk of files as input to the file command)
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find . -type f -exec file {} \+;
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Find user daniel's files of type jpeg
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find . -user daniel -type f -name *.jpg
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Find user daniel's files of type jpeg without `autumn' in the name
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find . -user daniel -type f -name *.jpg ! -name autumn*
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Find users whose names begin with "ab" and ends with "1"
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who | cut -d ' ' -f 1 | grep -e '^ab' -e '1$'
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Find users whose names begin with "ab" or whose terminal from which they are logged in ends with "1"
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who | grep -e '^ab' -e '1$'
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Find which ruby files under current directory contain the string 'jump'
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find . -name '*.rb' -exec grep -H jump {} \;
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Find with combine multiple search criterias , in this command serach files that begin with abc in there name and dont have .py extension .
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find . -type f -name 'abc*' ! -name '*.py'
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Find writable regular files in the current directory
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find -type f -maxdepth 1 -writable
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Find writable regular files in the current directory
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find . -maxdepth 1 -type f -writable
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Find writable regular files omitting those that contain sites/default/files in their names
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find . -type f -writable | grep -v sites/default/files
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Find x* files/directories under /tmp directory whose status was changed less than 1 day ago
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find /tmp/ -ctime -1 -name x*
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Find x* files/directories under /tmp directory whose status was changed less than 1 day ago and move them to ~/play
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find /tmp/ -ctime -1 -name "x*" -exec mv '{}' ~/play/
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Find x* files/directories under /tmp directory whose status was changed less than 1 day ago and move them to ~/play
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find /tmp/ -ctime -1 -name "x*" | xargs -I '{}' mv '{}' ~/play/
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Find x* files/directories under /tmp directory whose status was changed less than 1 day ago and move them to ~/play
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find /tmp/ -ctime -1 -name 'x*' -print0 | xargs -r0 mv -t ~/play/
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Fix files to default permissions 644
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find . -type f -exec chmod 644 {} \;
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Fix permissions for a group of files with given extension
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find /usr/local -name "*.html" -type f -exec chmod 644 {} \;
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Follows symbolic link $BASH_SOURCE, and prints path to its target.
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$(dirname $(readlink -f $BASH_SOURCE))
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Follow symbolic links for the full path of "lshw"
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readlink -f $(which lshw)
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For each item in array "alpha", display the basename, that is the part following the last slash, or the whole item if no slash is present.
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basename -a "${alpha[@]}"
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For each line in file2 whose first field appears as a first field in file1, print an output line constructed following the specified -o format.
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join -11 -21 -o1.1,1.2,1.3,2.3 file1 file2
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For each line of colon-separated information in files 'empsal' and 'empname' whose first field matches in both files, output: first field of empname, second field of empname, fourth field of empname, and third field of empsal.
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join -j 1 -t : -o 2.1,2.2,2.4,1.3 <(sort empsal) <(sort empname)
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For each line of the sorted output of both file1 and file2, print lines whose first field of file2 does not appear as first field of file1.
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join -v1 <(sort file1) <(sort file2)
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For each line which has a common first field in file1.csv and file2.txt, output the first 4 fields of file1.csv
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join -o 1.1,1.2,1.3,1.4 -t, <(sort file1.csv) <(sort file2.txt)
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For each line which has a common first field in file1.csv and file2.txt, output the first 4 fields of file1.csv - both files must be sorted first.
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join -o 1.1,1.2,1.3,1.4 -t, file1.csv file2.txt
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For each line which has a common first field in test.1 and test.2, output the first 2 fields of test.2 and the field 2 and 3 of test.1
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join -j1 -o 2.1,2.2,1.2,1.3 <(sort test.1) <(sort test.2)
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For each line whose first field is the same in file1 and file2, output the common first field followed by all other fields in file1 and file2.
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join -j1 file2 file1
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Force create a hard link in "/usr/local/bin" to "findpdftext"
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sudo ln -f "findpdftext" /usr/local/bin
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Force create a hard link named "non_secret_file.txt" to "secret_file.txt"
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ln -f secret_file.txt non_secret_file.txt
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Force create a hard link named '/home/user/Musik/youtube converted/aesthesys~ I Am Free, That Is Why I'"'"'m Lost..mp3' with target '/home/user/Musik/mix-2012-13/aesthesys~ I Am Free, That Is Why I'"'"'m Lost..mp3'
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ln -f '/home/user/Musik/mix-2012-13/aesthesys~ I Am Free, That Is Why I'"'"'m Lost..mp3' '/home/user/Musik/youtube converted/aesthesys~ I Am Free, That Is Why I'"'"'m Lost..mp3'
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Force create a symbolic link as a file named "/usr/lib/jvm/default-java" to "$default_java_dir" with verbose output
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sudo ln -sTfv "$default_java_dir" "/usr/lib/jvm/default-java"
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Force create a symbolic link named "$*" to the canonical absolute path of "$1"
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ln -sf "$(readlink -f "$1")" "$*"
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Force create a symbolic link named "$lines" to "$c" without dereferencing "$lines"
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ln -sfn "$c" "$lines"
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Force create a symbolic link named "$pdir" to "$pluginpath" with verbose output
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sudo ln --symbolic --verbose --force "$pluginpath" "$pdir"
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Force create a symbolc link named "/usr/local/bin/fpt" to "/usr/local/bin/findpdftext"
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sudo ln -s -f "/usr/local/bin/findpdftext" "/usr/local/bin/fpt"
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Force create a symbolic link named "currentDir" to "newDir" without dereferencing "currentDir"
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ln -sfn newDir currentDir
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Force create a symbolic link named "id_rsa" to "$keyname"
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ln -sf $keyname id_rsa
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Force create a symbolic link named "mylink" with target "/apps/myapps/new/link/target"
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ln -f -s /apps/myapps/new/link/target mylink
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Force create a symbolic link to "$f" in "~/my-existing-links/" with name the basename of "$f"
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ln -sf "$f" "~/my-existing-links/$(basename $f)"
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Force create a symbolic link without dereferencing named "$SYMLINK_PATH" to "$lastModified"
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ln -nsf $lastModified $SYMLINK_PATH
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Force create a symbolic link without dereferencing named "alpha" to "alpha_2"
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ln -nsf alpha_2 alpha
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Force create a symbolic link without dereferencing named "mylink" to "dir2"
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ln -nsf dir2 mylink
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force create hard link between $GIT_DIR/../apresentacao/apresentacao.pdf and $GIT_DIR/../capa/apresentacao.pdf
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ln -f $GIT_DIR/../apresentacao/apresentacao.pdf $GIT_DIR/../capa/apresentacao.pdf
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Force decompress all files into '/etc'
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gzip -d --force * /etc
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force delete all the core files in the home folder
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find $HOME -name core -exec rm -f {} \;
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force delete all the directories the folder "test folder"
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find 'Test Folder' -type d -print0 | xargs -0 rm -rf
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Forcefully delete all files in the current directory that begin with spam-
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find . -name 'spam-*' | xargs rm
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Force delete all files in the current folder
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find . | xargs -i rm -f "{}"
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force delete all the files in the current folder expect xml files
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find . | grep -v xml | xargs rm -rf {}
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Force delete all files in the temp folder which have not been accesses in the last 240 hours
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find /tmp/* -atime +10 -exec rm -f {} \;
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Force delete all jpg files in current directory which are less than 50KB and do not search in the sub directories
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find . -maxdepth 1 -name "*.jpg" -size -50k -exec rm {} \;
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Force delete all jpg files in current directory which are less than 50KB and do not search in the sub directories
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find . -maxdepth 1 -name "*.jpg" -size -50k | xargs rm -f
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force delete all the regular/normal files in the current folder
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find . -type f -exec rm -fv {} \;
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Force delete all the regular/normal files in the current folder and do not search in the sub folders
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find . -maxdepth 1 -type f -exec rm -f {} \;
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Force delete all the regular/normal files in the current folder and do not search in the sub folders (print0 is used to handle files which have newlines in their names or files with the name only as spaces )
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find . -maxdepth 1 -type f -print0 | xargs rm -f
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force delete all the regular files with the name "test.txt"
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find /home -type f -name test.txt -exec rm -f {} \
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force delete all the temp files which are of size 0 bytes and which have not been accessed in the last 10 days
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find /tmp -size 0 -atime +10 -exec rm -f {} \;
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Force the group stickiness for directories under /var/www
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find /var/www -type d -print0 | xargs -0 chmod g+s
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Force pseudo tty allocation on connection to "somehost" and execute "~/bashplay/f"
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ssh -t somehost ~/bashplay/f
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force remove all the c files in the current folder
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find . -name "*.c" | xargs rm -rf
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force remove all the c files in the current folder, print0 is used to handle all files with new lines in their names or files with only spaces in their name
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find . -name "*.c" -print0 | xargs -0 rm -rf
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force remove all the directories with the name logs in the folder /var/www
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find /var/www -type d -mtime 0 -name logs -exec sudo rm -fr {} \;
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Force remove all files and folders in the physical current working directory
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rm -rf "$(pwd -P)"/*
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force remove all the regular/normal files which begin with sess in the temp folder
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find /tmp -type f -name sess* -exec rm -f {} \;
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