webcrawler web search

to Web content: Features include the initial page content acquisition, and URL settings and other functions. This process requires mutual exclusion, so the content of the Singletone class is introduced.Code:Http.h#ifndef http_h#define http_h#include "curl/curl.h" #include "pthread.h" #include #include "Http.h" #include "SingleTone.h" #include "mutex.h" http::http (void) {m_pcurl=singletone::instance () Getpcurl ();} Http::~http (void) {}bool http::in

In the implementation of web crawler also involved in some basic functions, such as the acquisition of the system's current time function, process hibernation and string substitution function.We write the procedure-independent functions of these multiple invocations into a class utilities.Code:utilities.h//*************************//functions associated with the operating system//************************* #ifndef Utilities_h#define utilities_h#if defi

1, the meaning of the search boxUsers are always not the same as you think, users often do not follow the guidance you set to go, they are more often come up on the direct input keyword search. For shoppers, if you know exactly what you want, they will use the search box explicitly, in which case the shopper shows a clear intent to purchase, so the

Server|web| Program | full-Text Search Build a WEB Search application using Microsoft SQL Server 2000 Full-text search capabilities Andrew B. Cencinimicrosoft Corporation December 2002 applies To: NBSP;NBSP;NBSP;N Bsp Microsoft®sql™server 2000 Summary: Learn how to take adva

resources are syntactic and semantic well-structured text fragments, such as news corpus, Web document; 2) extraction process is generated from some prior knowledge of the bootstrap. Open Information Extraction (openinformation extraction, OIE) is a newly emerging paradigm of information extraction that relaxes assumptions (2) and extracts entities and relationships from web-scale corpus in a focused fiel

be used as a Boolean module or a Vector module, and Egothor has some special features not available to other search engines: it uses new dynamic algorithms to effectively improve the Index Update speed and supports parallel queries, which can effectively improve the query efficiency. In the released version of Egothor, many ease-of-use applications, such as crawlers and text parsers, are added, and multiple efficient compression methods such as Golom

With the development of the Internet, the Internet is called the main carrier of information, and how to collect information in the Internet is a major challenge in the Internet field. What is web crawler technology? In fact, network crawler technology refers to the crawl of the network data, because the crawl data in the network is a related crawl, it is like a spider crawling in the Internet, so we are very vividly called it is the network crawler t

　　 360 News search in the navigation has been replaced by Baidu for 360 of their own comprehensive search Sina Science and technology news August 29 Noon, for Baidu large-scale reverse system 360, to 360 with the flow of forced jump to Baidu home page practice, 3,601 side to respond to the Web site navigation search