Let’s take a look at php|architect’s latest book, “php|architect’s guide to Web Scraping with PHP”. Click on in, I’ll tell what’s in it and what’s not. I’ll cover the good, the bad and the ugly. In short, I’ll give you enough information to make the decision to buy or not to buy but I won’t give away the ending.

In this article I’ll show you a simple approach to enable your Zend Framework application with support for conditional http requests, effectively saving bandwidth for your web server and your website visitors.

Conditional GET, being a feature of HTTP protocol, allows browsers to cache website pages locally, checking with webserver for updates when necessary.

Ben Ramsey has an ongoing series of articles discussing the various HTTP status codes that exist in depth. He just released the latest in the series, focusing on the 400 series of codes.