{"product_id":"9781488805387","title":"Web crawler 183 Success Secrets - 183 Most Asked Questions On Web crawler - What You Need To Know","description":"Take Web crawler one step further. There has never been a Web crawler Guide like this. \u003cp\u003e\u003c\/p\u003e\u003cp\u003eIt contains 183 answers, much more than you can imagine; comprehensive answers and extensive details and references, with insights that have never before been offered in print. Get the information you need--fast! This all-embracing guide offers a thorough view of key knowledge and detailed insight. This Guide introduces what you want to know about Web crawler. \u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eA quick look inside of some of the subjects covered: HTTrack, Digital time capsule - Wayback Machine, Nutch - Scalability, OAI-PMH - Uses, Googlebot, Secure server - Limitations, User agent - User agent identification, Social bookmarking - Comparison with search engines, Robots Exclusion Standard - History, Lynx (web browser) - Web design and robots, Spamdexing - Cloaking, The Internet Archive - Wayback Machine, Web directories, Spokeo - Technology, Library for WWW in Perl - History, Semantic Web - Current state of standardization, Ajax (programming) Drawbacks, Lèse majesté in Thailand - Internet blocking measures, POST (HTTP) - Affecting server state, TkWWW - The TkWWW Robot, Email address harvesting - Methods, HTTP Secure - Limitations, Webserver - Overview, Robots.txt, Spamdexing - Page hijacking, Web crawling - Examples, HPCC - Introduction, Nutch - Features, IRC - Bots, Alexa.com - Operations and history, Canonical link element, Web spider - Open-source crawlers, Digital library - Searching, Video search, Open Directory Project Maintenance, Video search engine, Index (search engine) - Challenges in parallelism, Heritrix, Web crawler - Academic-focused crawler, Wget - Recursive download, DARPA balloon - Tenth-place strategy, HTML element Document head elements, Web archiving - Remote harvesting, Distributed web crawler, Site map - XML Sitemaps, and much more...\u003c\/p\u003e","brand":"Emereo Publishing","offers":[{"title":"Default Title","offer_id":47174765478128,"sku":"9781488805387","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781488805387_p0.jpg?v=1763639255","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781488805387","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}