root@ubuntu:/opt/tomcat/webapps/test/chapter01# ls -la
total 20
drwxr-xr-x  2 root root 4096 Sep 19 14:32 .
drwxr-xr-x 14 root root 4096 Sep 19 14:32 ..
-rw-r--r--  1 root root    0 Sep 19 14:32 gnash-dbg.log
-rwxr-xr-x  1 root root  675 Sep 19 14:32 project3.jsp
-rwxr-xr-x  1 root root  670 Sep 19 14:32 project3.jsp~
-rwxr-xr-x  1 root root   43 Sep 19 14:32 toast.html
-rwxr-xr-x  1 root root    0 Sep 19 14:32 toast.html~