Talk about web components has been going for quite some time now: the term was coined in 2011. In this blog post, I will discuss the basics of what they are and what they do, and introduce the primary technological foundations for them. In future articles, I'll dig into the specifics and sample code - as they are currently supported or else poly-filled for today.
Chris Thompson's blog
When continuing development of a web site, big changes occur every so often. One such change that may occur, frequently as a result of another change, is a bulk update of URLs. When this is necessary, you can greatly improve the response time experienced by your users—as they are redirected from the old path to the new path—by using a handy directive offered in Apache's mod_rewrite called RewriteMap.