$ ls -l /periodic/
drwxr-sr-x 7 http http    4096 Jul 26  2017 ../          
drwxr-sr-x 2 http http    4096 Feb  1  2017 assets/      
-rw-r--r-- 1 http http    7120 Feb  1  2017 bundle.js    
-rw-r--r-- 1 http http   13095 Feb  1  2017 bundle.js.map
-rw-r--r-- 1 http http     782 Jul 23  2017 index.html   
-rw-r--r-- 1 http http 2184948 Feb  1  2017 sql.js       
-rw-r--r-- 1 http http     649 Feb  1  2017 style.css