Allowing your users to upload images to your application is not an unusual feature but I had to pull some of my hair before I found an approach I liked when trying to do it with Ember.
Apache vs Nginx. Passenger vs Unicorn vs Puma. I’ve personally been running Apache with Passenger as I got a lot more of Apache experience then with Nginx but when setting up the servers for a recent Rails project I was not really happy about the number of requests I could serve.
I've just spent a few days at Europa Park attending the World Hosting days. The days were filled with interesting talks and I'll try to summarize the major themes in this post.