Nowadays, it is easy to get an TLS certificate to create HTTPS website (Ref), but it requires the full control of server and configuration to maintain. However, for the casual user, like me this blog, I host my content on a third party server (Github Pages), which strictly forbids to customize server settings. To bypass those limits on server side, we need a middle layer to control all traffics, the Cloudflare is the best tool.     Continue Reading

I have been planing to come up a list of games that teach people to program. Luckily with the chance got requested to answer on Quora, I spent some time to organize the list.     Continue Reading