== RubyURL
This project is the source code for the application that powers Rubyurl.com.
Feel free to start your own URL-shortening service!
(Link: GitHub rubyurl – open source ruby url shortener)
== RubyURL
This project is the source code for the application that powers Rubyurl.com.
Feel free to start your own URL-shortening service!
(Link: GitHub rubyurl – open source ruby url shortener)
1. CNAMEs.
2. Shared data.
(Link: How to fix URL-shorteners (Scripting News))
* Can shorten over 4 billion unique URLs in 8 or less characters (4,294,967,295 URLs to be exact)
* Super duper fast—uses very little server resources
* Includes an API so you can create your own short URLs on the fly
* Option to turn clickthru tracking on and off
* Option to limit usage to 1 IP address for personal use and to prevent spamming from others
* Only uses alphanumeric characters so all browsers can interpret the URL
* Secure—several data filters in place to prevent SQL injection hacks
* Uses 301 redirects for SEO and analytics yumminess (thanks Nicolas)
(Link: PHP URL shortener script that can shorten over 4 billion URLs)
the URLs which wouldn’t grow up
(Link: Twitter Pan – Url Shortener)
shortenurl finally added shw.me today, thanks guys.
(Link: Shorten URL Firefox Extension)
For other Amazon products that don’t have an ISBN, you use the ASIN number (Amazon Standard Identification Number), also on the product page. The tool also works for Amazon Wishlists. You type “amzn.com/w/” plus the Wishlist ID number, which is usually at the end of a person’s Wishlist URL.
(Link: Amazon creates its own URL shortener for products)
Tired of receiving feedback all over? I post links on Twitter, a few different forums, IRC, and in other places. It’s hard to follow all of the different respones. Using a super tini, I can view all of these responses in one place. This makes my life much easier!
(Link: tini.us – create tini urls)
Here it is: Tiny Tiny URL
This is my first Ruby code ever, so please be nice.
The basic idea is to have the user enter a URL, then store that URL in the database. The only columns in the database are the auto-incrementing primary key and the URL. To create fancy short URLs, the id is base36 encoded/decoded. That’s all people.
(Link: Leah Culver » Tiny Tiny URL – the tiny tiny url thing)
datamining.typepad.com carried out a simple experiment: grab a good chunk of Twitter data; pull out all the URLs, rank the domains and then track the trends in Compete.com. Below is the head of the list:

via Data Mining: Text Mining, Visualization and Social Media: Twitter the tide raises all boats.
Auto-discovery for short URLs
The proposed solution is to provide a mechanism to auto-discover if a long URL url that is entered in by a user has a canonical short URL that is prefered over bit.ly, tinyurl.com, etc.