Online stores and businesses have a hard time tracking what their customers are doing. This lack of knowledge about customer activity can result in thousands of dollars lost in the sales pipeline.

This second excerpt from Advanced PHP Programming: A practical guide to developing large-scale Web sites and applications with PHP 5 by George Schlossnagle is reprinted with permission of Sams ...

The AI coding tool Warp has a plan for making coding agents more comprehensible — and it looks an awful lot like pair programming. Today, the company is releasing Warp Code, a new set of features ...