webpagescraping

Error in using Python/mechanize select_form()?

Hello, I am trying to scrap some data from a website. The scripts I am trying to write, should get the content of the page: http://www.atpworldtour.com/Rankings/Singles.aspx Should simulate the user going trough every option for Additional Standings and the dates and simulate clicking on Go then after fetching the data should use the...

Python,multi-threads,fetch webpages,dowload webpages

Hi,I want to batch dowload webpages in one site. There are 5000000 urls links in my 'urls.txt' file. It's about 300M. How make a multi-threads link these urls and dowload these webpages? or How batch dowload these webpages? my ideas: with open('urls.txt','r') as f: for el in f: ##fetch these urls or twisted? Is there a go...

Scraping with multiple IP, in java.

Well basically I have a scraping application. It scrapes around n items per minute. currently i have only one IP. The site i'm scraping allows me 3 connections per IP. I'm thinking about getting another IP. so i'll be able to get 6 connections. in theory i should be able to get n items in 40 seconds, more or less. currently i'm usin...

PHP and curl for fetching currency rate from Yahoo Finance

Hello, I wrote the following php snippet to fetch the currency conversion rate from Yahoo Finance.Im using curl to fetch the data. Suppose, i want to convert from US dollars (USD) to Indian National Rupee (INR),then the url is http://in.finance.yahoo.com/currency/convert?amt=1&from=USD&to=INR&submit= and the Indian Rupee val...

What is the fastest way to scrape HTML webpage in Android?

I need to extract information from an unstructured web page in Android. The information I want is embedded in a table that doesn't have an id. <table> <tr><td>Description</td><td></td><td>I want this field next to the description cell</td></tr> </table> Should I use Pattern Matching? Use BufferedReader to extract the information...

Get web results from HttpClient for Android

For example: Say I searched something on the Walmart homepage. Like this. How would I retrieve the information from the first product listed. Information like product name, price, details, rating, model. And how would I search in the box. The only way it seems like to me is to replace http://www.walmart.com/search/search-ng.do?search_con...