WebServer (3)


Error 1016 (DNS)

Sometimes, it happens to go on a website and to see this error. This occurs when the website is on the Cloudflare network (improves the performance of websites), and Cloudflare is unable to resolve your requested domain (maybe for a temporary error on the website’s server).




PHP sessions

A session is a way to store information, on the server, with the purpose to use them across multiple pages.




Error 522: connection timed out

When you go on a website, and you see this error: it means that your request to connect to the web server (of the website) reached it, but the request didn’t finish, because of a problem on the web server.