RSS Feed Basics
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Tim Gocken October 09, 2006
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In a world heaving under the weight of billions of web pages, keeping up to date with the information you want can be a drag.
Wouldn't it be better to have the latest news and features delivered directly to you, rather than clicking from site to site?
Before RSS, several similar formats already existed for syndication,
but none achieved widespread popularity or are still in common use
today, as most were envisioned to work only with a single service.
These originated from push and pull technologies. Two of the earliest
examples are Backweb and Pointcast.
There is some discussion as to what RSS stands for, but most people
plump for 'Really Simple Syndication'. RSS feeds are just a special
kind of web page, designed to be read by computers rather than people.
It might help to think of them as the free, internet version of the
old-fashioned ticker-tape news wire machines.
Really Simple Syndication (RSS) provides an easy way to monitor
fresh content. RSS feeds highlight new material so you don't have to
repeatedly check a site yourself for updates.
RSS is a simple XML-based system that allows users to subscribe to
their favorite websites. Using RSS, webmasters can put their content
into a standardized format, which can be viewed and organized through
RSS-aware software.
In general, the first thing you need is a news reader. This is a
piece of software that checks RSS feeds and lets you read any new
articles that have been added to them.
A program known as a feed reader or aggregator can check a list of
feeds on behalf of a user and display any updated articles that it
finds. It is common to find web feeds on major websites and many
smaller ones. Some websites let people choose between RSS or Atom
formatted web feeds; others offer only RSS or only Atom.
RSS-aware programs are available for various operating systems.
Client-side readers and aggregators are typically constructed as
standalone programs or extensions to existing programs such as web
browsers. Many browsers have integrated support for RSS feeds.
There also are other applications that can convert a RSS feed into
several usenet articles, viewable through the major newsreader software
such as Mozilla Thunderbird or Forte‘ Agent: an example of such
applications are nntp//rss, a Java coded program, or RSS Feed Converter
a script for the popular mail-newsserver Hamster.
Some aggregators combine existing web feeds into new feeds, e.g.,
taking all football related items from several sports feeds and
providing a new football feed.
On Web pages, web feeds (RSS or Atom) are typically linked with the
word "Subscribe", an orange rectangle, ?, or with the letters ?or ?.
Many news aggregators such as My Yahoo publish subscription buttons for
use on Web pages to simplify the process of adding news feeds.
If you click on the button you can subscribe to the feed in various
ways, including by dragging the URL of the RSS feed into your news
reader or by cutting and pasting the same URL into a new feed in your
news reader
Most sites that offer RSS feeds use a similar orange RSS button, but some may just have a normal web link to the feed.
Some browsers, including Firefox, Opera and Safari, automatically
check for RSS feeds for you when you visit a website, and display an
icon when they find one. This can make subscribing to RSS feeds much
easier. For more details on these, please check their websites.
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