PHP In Action writes on the use of comments in code, specifically citing Eli White’s Commenting on Commenting over at PHP Advent. They are critical of Eli’s advice, saying that comments should be unnecessary, and that code should be clean enough to easily understand it.

Have you ever written code like this?

Hey you…yeah you PHP developer, stop doing this:

This past week I had to deal with a new concept: a client site that failed due to excessive load. Most of the week was spent optimizing the site by doing the critical components: installing APC, ensuring that our caching (Akamai) was satisfactory and properly configured, and making performance improvements.

As a developer I’m often torn between the concept of “it works” and the concept of “it’s right.” This is no less true than in the following example…