Author: xyu

  • Proxies & IP Spoofing

    Back in the good old days of client-server architectures you had one person sitting in front of a browser connecting directly to your server. So if you ever wanted to know who that person is all you needed to do was to take a look at the REMOTE_ADDR of your requests.

  • Building Modules on Heroku

    I’ve run this site on Heroku for a while now but something has always bothered me, the default Apache install on the Cedar stack does not come with mod_deflate forcing us to send everything sent to clients uncompressed. Now I get that bandwidth is cheap but CPU time with zlib is cheaper and there’s no reason to […]

  • Caching in the Clouds

    When it comes to running content management systems there are always more reads then writes (hopefully) so caching becomes of utmost importance for a successful WordPress install. With a product as mature as WordPress there are tons of options out there, from APC object caching to static HTML file generation to caching with CDN distribution management.

  • WordPress on Heroku

    With 18% of the internet running off WordPress and between 50–100k sites launching on it every day using WordPress seemed the obvious choice. Where to host it however, was a more difficult decision. With such a large market share comes a myriad of deployment options. From large turnkey blog as a service providers like WordPress.com […]