| chsh -s /bin/bash |
change terminal to bash |
| chsh -s /usr/bin/zsh |
change terminal to zsh |
| echo $0 |
see type of shell running |
| bash --version |
bash version running |
| curl -O www.me.com |
downloads file from Link |
| dscl . list /dir/location/path | grep -v "^_" |
list all users on this Mac |
| sudo chown -R username /dir/location/path |
change all permissions recursively |
| find . -name 'mystring*' |
find a file |
| find /dir/location/path -type d -name "99966" -print |
find a directory :-type d means "Directory" |
| grep -lr "text to find" /dir/location/path |
find string in file |
| ps aux | grep node |
find all node process running |
| source ~/.bash_profile |
save bash changes |
| top |
shows all running programes CPU cycle |
| ps -acx |
find all programs running on Machine |
| ps -A |
Show all process running |
| ps -ax | head -20 |
a: option shows process for all users x: shows process not connected with a Terminal |
| ps kill 1234 |
number used to kill application running |
| cd |
go to directory or return to home director if you /file/file/ is listed |
| ls -a |
show all files in directory |
| cd ~ or cd /dir/location/path |
go to home directory |
| open filename.css |
open a file |
| open . |
opens dictory in finder |
| cp |
copy file |
| mv filename dir-name |
move file into a directory |
| mv oldname newname |
rename a file |
| rm |
delete file (does not go to trash, just goes away for ever) |
| pwd |
shows what directory your in |
| man ls |
shows documentation for command must us q to escape command |
| sw_vers -productVersion |
shows product version running |
| mkdir /dir/location/path |
Makes a directory |
| touch new_file.html |
create a new file |
| xattr -rc "/path/to/directory" |
To recursively remove extended attributes on all files in a directory |
| du -sh / | du -sh /path/to/dir// |
Show all the directories in current folder |
| chmod +x myfile |
make file executible |
| chmod +r myfile |
make file readable |
| chmod +w myfile |
make file writable |
| chmod g+w myfile |
give group write permission to "myfile", leaving all other permission flags alone |
| chmod g-rw myfile |
remove read and write access to "myfile", leaving all other permission flags alone |
| chmod g+rwxs /dir/location/path |
give full group read/write access to directory "mydir", also setting the set-groupID flag so that directories created inside it inherit the group |
| chmod u=rw,go= privatefile |
explicitly give user read/write access, and revoke all group and other access, to file 'privatefile' |
| chmod -R g+rw |
give group read write access to this directory, and everything inside of it (-R = recursive) |
| chgrp -R medi . |
change the ownership of this directory to group 'medi' and everything inside of it (-R = recursive). The person issuing this command must own all the files or it will fail. |
| ipconfig getifaddr en0 |
local address on ethernet |
| ipconfig getifaddr en1 |
local address on wifi |
| ifconfig |
local address |
| netstat -i |
ip addresses assigned to interfaces |
| netstat |
ip addresses http://pcsupport.about.com/od/commandlinereference/p/netstat-command.htm |
| delete all trash |
sudo rm -rf ~/.Trash/* |
| ln -s | ln -s /dir/location/path ~/SymlinkDirectory |
Create a symlink command takes target location “/Usr/Directory/Destination/” and creates the link file inside of “~/SymlinkDirectory” |
