this script will automatically set up tables in a database upon pushing the install button, it's great for developers who want to make the instalations for users fast, easy, quick, and totally painless.
A very easy tutorial with code included that shows you how to convert keyboard chars input to icon or image output. For instance how to make :) a smiley face.
Setup your own RSS feed that pulls data from your PHP/MySQL-driven web site. Use PHP to create the XML/RSS document RSS Readers require to inform visitors of your web site database's content updates.
What is the biggest time saver for a programmer? Good specs definitely help. A well-architected framework doesn't hurt either. Add your favorite here: a competent debugger? Extreme Programing? Whatever. At the end of the day, the largest gain comes from writing less code for the same task...