Read a "Last N hours M most clickable topic" pipe. Convert the first http link in item.description to a tiny url using is.gd service. Rewrite title. Items are sorted by pubDate (y:published fixed)

Emit single item. Result of date arithmetic in item.description as date object and in item.title as utime.

Compute factorial. Put result in item.description

Shorten given long url using http://is.gd. Emit shorten url in the title attribure of the only item. On error return nothing.

Format given date time string according to rfc 822 (rfc 1123).

Convert given url to a tiny url which can be used to tweet and track given url.

Template: Apply Pipe/Module to an attribute. Pipe/Module must put result in `title' attribute of the only returning item.

Template: if item.title matches given regex then loop over the feed else leave the feed as is