Whiteboard Picture Cleaner - Shell one-liner/script to clean up and beautify photos of whiteboards!
convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2"
whiteboard  image  cleaup 
august 2018
pfcarrier/debian-locale - Docker Hub
/usr/sbin/update-locale LANG=en_US.UTF-8
debian  docker  locale  ubuntu 
august 2017
www redirect for root (naked) domain [wwwizer.com clone]
server {
listen 80;
server_name "~^(?<domain>.+)$";

# Floating IP
if ($domain = "my_floating_ip") {
return 301 http://www.example.com;

# Droplets IP
if ($domain = "my_droplet_public_ip") {
return 301 http://www.example.com;

return 301 $scheme://www.$domain$request_uri;
expires 1y;

nginx  wwwizer 
may 2017
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