nl stringlengths 13 387 | bash stringlengths 1 532 |
|---|---|
download a file "http://download.oracle.com/otn-pub/java/jce/8/jce_policy-8.zip" using cookies "oraclelicense=accept-securebackup-cookie" | curl -L -C - -b "oraclelicense=accept-securebackup-cookie" -O http://download.oracle.com/otn-pub/java/jce/8/jce_policy-8.zip |
download content from "http://127.0.0.1:8000" and output to "index.html" | curl http://127.0.0.1:8000 -o index.html |
download contents from "https://raw.github.com/creationix/nvm/master/install.sh" and execute | curl https://raw.github.com/creationix/nvm/master/install.sh | sh |
download contents from "https://www.npmjs.com/install.sh" and execute | curl https://www.npmjs.com/install.sh | sh |
download contents of a website "https://get.scoop.sh" | curl -L https://get.scoop.sh |
Dump "/dev/ttySomething" in both hex and text | od -t x1 -t a /dev/ttySomething |
Dump "filename" as 2 byte wide hexadecimal and printable characters | od -xc filename |
Dump "testscript.sh" as 2 byte hexadecimale, printable characters, and octal values | od -xcb testscript.sh |
Dump the character output of "echo 'hi'" | echo 'hi' | od -c |
Dump the character output of 'echo `echo "Ho ho ho"`' | echo `echo "Ho ho ho"` | od -c |
Duplicate directory tree under /mnt/usr/lib to /usr but creating symlinks to files instead of copying them. | cp -rs /mnt/usr/lib /usr/ |
Edit the cron job list for user 'wwwrun' using default editor specified by the EDITOR environment variable, or /usr/bin/editor if no default editor is specified. | sudo crontab -u wwwrun -e |
Edit current user's cron job list with editor specified by EDITOR environment variable, or default /usr/bin/editor if EDITOR is not set. | crontab -e |
Eliminates partially duplicate lines by column, keeping the last occurrence | tac temp.txt | sort -k2,2 -r -u |
Enables 'dotglob' shell option. | shopt -s dotglob |
Enables 'globstar' (recursive globbing) shell option. | shopt -s globstar |
Enables 'nullglob' shell option. | shopt -s nullglob |
Enables shell option 'autocd'. | shopt -s autocd |
Enables shell option 'cdable_vars'. | shopt -s cdable_vars |
Enables shell option 'cmdhist'. | shopt -s cmdhist |
Enables shell option 'compat31'. | shopt -s compat31 |
Enables shell option 'expand_aliases'. | shopt -s expand_aliases |
Enables shell options 'expand_aliases', 'extglob', 'xpg_echo'. | shopt -s expand_aliases extglob xpg_echo |
Enables shell options 'extglob' and 'progcomp' | shopt -s extglob progcomp |
Enables shell option 'failglob'. | shopt -s failglob |
Enables shell option 'lastpipe'. | shopt -s lastpipe |
Enables shell option 'nullglob'. | shopt -s execfail |
Enables shell options 'nullglob' and 'dotglob'. | shopt -s nullglob dotglob |
Enables shell option 'promptvars'. | shopt -s promptvars |
Ensure all 5 of UEDP0{1..5}_20120821.csv files exist, creating empty files for any missing ones (updates the file's timestamps) | touch -a UEDP0{1..5}_20120821.csv |
Erase user's cron jobs and add one cron job to run "script" every minute. | echo "* * * * * script" | crontab - |
ERROR - this is for DOS | ping -n 1 %ip% | find "TTL" |
ERROR - Probably means -pgoDt (capital D) | sudo rsync -pgodt /home/ /newhome/ |
ERROR - will overwrite the executable if it's not a symlink. | sudo ln -sf /usr/local/ssl/bin/openssl `which openssl` |
Evaluate the output of recursively changing the owner and group of "/data/*" to "mongodb" | `sudo chown -R mongodb:mongodb /data/*` |
Exclude directory from find . command | find ! -path "dir1" -iname "*.mp3" |
Exclude directory from find . command | find -iname example.com | grep -v beta |
Exclude directory from find . command | find -name "*.js" -not -path "./directory/*" |
Exclude directory from find . command | find . -name '*.js' -and -not -path directory |
Exclude directory from find . command | find . -name '*.js' | grep -v excludeddir |
Exclude directory from find . command | find . -path ./misc -prune -o -name '*.txt' -print |
Exclude directory from find . command | find . -type d -name proc -prune -o -name '*.js' |
Exclude directory from find . command | find ./ -path ./beta/* -prune -o -iname example.com -print |
Exclude directory from find . command | find build -not \( -path build/external -prune \) -name \*.js |
exclude vendor and app/cache dir, and search name which suffixed with php | find . -name *.php -or -path "./vendor" -prune -or -path "./app/cache" -prune |
Execute "${MD5}" on all files found under "${1}", numerically sort the results, and save to variable "DATA" | DATA=$( find "${1}" -type f -exec ${MD5} {} ';' | sort -n ) |
Execute "date" every second | watch -n 1 date |
Execute "du -s path" every 300 seconds | watch -n 300 du -s path |
Execute "ls -l data.temp" every 2 seconds | watch ls -l data.temp |
Execute "ls -l" every 0.5 seconds | watch -n 0.5 ls -l |
Execute "ls -l" every 2 seconds | watch 'ls -l' |
Execute "ls -l" every 2 seconds | watch ls -l |
Execute "ls -l" every 2 seconds and highlight the differences in runs | watch -d ls -l |
Execute "ls -l" on host "something" as user "root" | ssh root@something 'ls -l' |
Execute "ls" every 2 seconds | watch ls |
Execute "ls" every second | watch -n 1 ls |
Execute "ps -C java -o pcpu,state,cputime,etimes" every second | watch -n 1 ps -C java -o pcpu,state,cputime,etimes |
Execute "wget -qO- http://fake.link/file.txt" every 5 seconds | watch -n 5 wget -qO- http://fake.link/file.txt |
Execute 'echo -e "\033[31mHello World\033[0m"' every without color support 2 seconds | watch 'echo -e "\033[31mHello World\033[0m"' |
Execute 'echo -e "\tHello World"' every 2 seconds | watch 'echo -e "\tHello World"' |
Execute `echo' for each file found | find . | xargs -n 1 echo |
Execute `find -type f | egrep -i "(jpg|bmp|png|gif)$"` every 300 seconds and display without title | watch -n 300 -t `find -type f | egrep -i "(jpg|bmp|png|gif)$"` |
Execute /usr/bin/find with $* arguments | /usr/bin/find $* |
Execute /usr/bin/find with $* arguments where current directory is the first argument | /usr/bin/find ./ $* |
execute command "who" when key "\eW" is pressed | bind -x '"\eW":"who"' |
Execute the file utility for each file found under /etc and below | find /etc -print0 | xargs -0 file |
Execute the file utility for each file found under /etc or below that contains "test" in its pathname | find /etc -print0 | grep -azZ test | xargs -0 file |
Execute the first instance of "parallel" found in the PATH, passing it all parameters received by the script/function | `which parallel` "$@" |
Execute md5sum command on files found by the find command | find -iname "MyCProgram.c" -exec md5sum {} \; |
Execute python script "test.py" with "LD_PRELOAD=./linebufferedstdout.so" and write the output to console and append to "test.out" | LD_PRELOAD=./linebufferedstdout.so python test.py | tee -a test.out |
Execute zcat on every file matching "*20120805.gz" in the current directory and subdirectories | find . -name *20120805.gz -exec zcat {} \; |
explicitly list all files in the current directory | find . -print |
extract "backup.tar.gz" with verbose output | tar -xzvf backup.tar.gz |
extract "filename.tar.xz" with verbose output | $ tar xvfJ filename.tar.xz |
extract "passwd.tar.gz" with verbose output | tar -xvzf passwd.tar.gz |
extract "phantomjs-1.9.0-linux-x86_64.tar.bz2" | sudo tar xvf phantomjs-1.9.0-linux-x86_64.tar.bz2 |
extract 'archive.tar.gz' to /destination | gzip -dc archive.tar.gz | tar -xf - -C /destination |
extract 'archive.tar.gz' to /destination | tar xzf archive.tar.gz -C /destination |
extract /path/to/my_archive.tar.xz to /path/to/extract and preserve permissions. | tar xpvf /path/to/my_archive.tar.xz -C /path/to/extract |
Extract five digits sequence from a filename with x number of alphanumeric characters followed by the five digit sequence surrounded by a single underscore on either side then another set of x number of alphanumeric characters. | echo 'someletters_12345_moreleters.ext' | cut -d'_' -f 2 |
Extracts a bz2 file. | bunzip2 file.bz2 |
Extract and print hostname and protocol part from URL like "http://www.suepearson.co.uk/product/174/71/3816/". | echo "http://www.suepearson.co.uk/product/174/71/3816/" | cut -d'/' -f1-3 |
Extract any line in "f1" or "f2" which does not appear in the other | comm -3 <(sort -un f1) <(sort -un f2) |
Extract any line in "file1" or "file2" which does not appear in the other | comm -3 <(sort file1) <(sort file2) |
Extract any line in "file1.txt" which does not appear as the first ";" delimited entry in "file2.txt" | comm -23 <(sort file1.txt) <(grep -o '^[^;]*' file2.txt | sort) |
Extract any line in "fileA" which does not appear as the first word of any line in "fileB" | comm -23 <(sort fileA) <(cut -d' ' -f1 fileB | sort -u) |
Extract any line in "set1" which does not appear in "set2" | comm -23 <(sort set1) <(sort set2) |
extract archive stored in $1 | tar -zxvf $1 |
Extract the contents of "Input.txt.gz", list the unique first comma separated field prefixed by the number of occurrences | zcat Input.txt.gz | cut -d , -f 1 | sort | uniq -c |
Extract files from archive 'archive.tar' | cat archive.tar | tar x |
Extract path and query part from URL | echo "$url" | cut -d'/' -f4- |
Extract protocol and host name from URL. | echo "$url" | cut -d'/' -f1-3 |
Extract protocol part from URL. | echo "$url" | cut -d':' -f1 |
Extracts single file 'filename' from bzip2-compressed tarball archive.tbz. | bzip2 -dc archive.tbz | tar xvf - filename |
Extract, sort and print only group names from /etc/group. | cut -d: -f1 /etc/group | sort |
Fetch 'stackoverflow.com' domain IP addresses from dig DNS lookup | dig stackoverflow.com | grep -e "^[^;]" | tr -s " \t" " " | cut -d" " -f5 |
File "files.txt" contains a list of files, copy all files listed to host "remote", connecting as ssh user "user", and copying the files to this user's home directory - this will not work with files/directory names containing spaces. | cat files.txt | xargs scp user@remote: |
The file "files_to_find.txt" contains a list of filenames, create each file or update its timestamp if it exists. | touch `cat files_to_find.txt` |
File 'save_pid.txt' contains a process ID, instantly kill this process with SIGKILL signal. | kill -9 `cat save_pid.txt` |
file all the Sticky Bit set files whose permission are 551 | find / -perm 1551 |
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