Search Engine overlap is a favorite topic, since the last of the famous 10 Steps is to try the search in another search engine. The first four of the links below deal with that and closely related topics.
The last two links deal with making an email address visible on a Web page, but hiding it from an email-address-scraper.
- An Analysis of Factors Used in Search Engine Ranking (tags: search engine Ranking)
- How Searching the Web Works
“Search Engines are searchable databases generated by software “robots” or spiders that roam the World Wide Web looking for pages. With the returns from these spiders a database is created that attempts to provide a picture of what material is available” (tags: search engine rankings) - Search Engine Overlap and Divergence
“A lot of people like to think search engines aren’t that different. They index the same internet, and they return mostly the same results, right? Not at all. A new study shows once again that search engines index mostly unique pages and rank common on..” (tags: search engine overlap) - Agreeing to Disagree: Search Engines and Their Public Interfaces
“Google, Yahoo and MSN all provide both web user interfaces (WUIs) and application programming interfaces (APIs) to their collections.” (tags: search engine overlap) - A List Apart: Articles: Graceful E-Mail Obfuscation
Cloaking email addresses on a Web page using Apache 2 and PHP. Includes a review of some other techniques. (tags: email cloaking spam) - Anti-spam techniques (e-mail) - Wikipedia, the free encyclopedia
“To prevent e-mail spam, both end users and administrators of e-mail systems use various anti-spam techniques. Some of these techniques have been embedded in products, services and software to ease the burden on users and administrators.” (tags: ant-spam email) - Address munging - Wikipedia, the free encyclopedia
“Address munging is the practice of disguising, or munging, an e-mail address to prevent it being automatically collected and used as a target for people and organizations who send unsolicited bulk e-mail.” (tags: address email)