/ Memcache
Memcache is special system daemon to cache items in RAM to increase speed of web applications.
Vertippdich.de
Amazing consumer-related web service developed to allow people to search cheap auctions on eBay. Provides fuzzy search tools to find the auctions with typos. The system was designed more than two years ago and was the pioneer of such solutions for eBay. After more than one year of production usage the system was reimplemented using modern technologies and extended functionality.
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