Download Handwritten digit recognition in a highly constrained microcontroller

Figure 5: Web drawing panel
Figure 6: Web thank you page
2.1.3
Hosting
At the beginning, in order to see development progress as well as checking and testing
the web application, it was hosted in a Raspberry Pi of my own that I transformed into a
local web server. For that purpose I installed the Nginx HTTP server, the PHP scripting
language and a MySQL database server in it.
But later, in order to make the web application accessible to anyone at any time, it had
to be hosted in a public domain. Hosting the web application in a domain was one of my
biggest concerns because depending on the application’s requirements I would need to
hire a hosting and a domain for some months.
The application’s requirements were not big at all. I did not expect many people to use
it, so assuming that I was going to publish it on Facebook the expected people would be
some of my contacts, and potentially some contacts of my contacts. This means that the
traffic would not be a problem. As for the storage requirements, the application made
use of exactly to tables, one for samples’ data storage and another one for user login
control. The amount of needed space would be determined by the number of samples
gathered, so this was an important aspect to take into account.
After a thorough search, I ended up on a one year of free hosting and domain offer at
30