How do the tools change every month? If you're starting projects from scratch, pick one tool and stick with it. If you're jumping on different projects, well t

How do the tools change every month? If you're starting projects from scratch, pick one tool and stick with it. If you're jumping on different projects, well the people that set them up used different tools. It's no different than jumping between a .NET C# app, a Rails app, or a Spring MVC app.