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The Gopher protocol (/ ˈ ɡ oʊ f ər /) is a communication protocol designed for distributing, searching, and retrieving documents in Internet Protocol networks. The design of the Gopher protocol and user interface is menu-driven, and presented an alternative to the World Wide Web in its early stages, but ultimately fell into disfavor, yielding to Hypertext Transfer Protocol ().
Nutch is coded entirely in the Java programming language, but data is written in language-independent formats. It has a highly modular architecture, allowing developers to create plug-ins for media-type parsing, data retrieval, querying and clustering. The fetcher ("robot" or "web crawler") has been written from scratch specifically for this ...
A meta search engine for 50 major bioinformatic databases and projects. Project appears to be not available anymore. Free Liebel-Lab KIT from Karlsruhe Institute of Technology: citeULike: Computer science: Not available. Ceased operations as of March 30, 2019 Free Oversity Ltd. ChemXSeer: Chemistry: The project seems abandoned in 2018 Free
Apache License 2.0. Website. lucene .apache .org. Apache Lucene is a free and open-source search engine software library, originally written in Java by Doug Cutting. It is supported by the Apache Software Foundation and is released under the Apache Software License. Lucene is widely used as a standard foundation for production search applications.
Download QR code; Wikidata item; Print/export ... The most used search engine in the world. Facebook: ... *data on programming languages is based on:
Search engine indexing is the collecting, parsing, and storing of data to facilitate fast and accurate information retrieval. Index design incorporates interdisciplinary concepts from linguistics, cognitive psychology, mathematics, informatics, and computer science. An alternate name for the process, in the context of search engines designed to ...
A simple Entity–Component–System layout. Entity–component–system ( ECS) is a software architectural pattern mostly used in video game development for the representation of game world objects. An ECS comprises entities composed from components of data, with systems which operate on the components. ECS follows the principle of composition ...
DuckDuckGo was founded by Gabriel Weinberg and launched on February 29, 2008, in Valley Forge, Pennsylvania. [2] [13] Weinberg is an entrepreneur who previously launched Names Database, a now-defunct social network. Self-funded by Weinberg until October 2011, DuckDuckGo was then "backed by Union Square Ventures and a handful of angel investors ."