The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Website using the £ symbol on their website - meaning it may accept payment in this British currency.
websites using the ₪ symbol on their website - meaning it may accept payment in this currency used in Israel.
Website using the ₩ symbol on their website - meaning it may accept payment in this South Korean currency.
Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.