SSH and Linux Stuff
Permission Stuff
Get current user
whoami
echo get_current_user();
or
id -u
or
echo posix_getuid();
Get group
id -g
user:~$ chown -R www-data:www-data /full/path/to/htdocs/target-folder
File Stuff
All files changed in last 24h
$ find . -mtime -1