scraping tool

Scraping HTML graphic elements: possibilities and limits

Question: “How do I set up a daily automatic scraping of www.pollen.com data into a Google sheet?” (link)

Answer: Originally I doubted if svg HTML elements are scrapable. After some trial and error experience I realized, that svg elements are indeed scrapable; one can get their xPath, children nodes. Yet, they are scrapable by importXML() when being static html. more…

Octoparse 7.0 – a free web scraping tool for non-developers

Octoparse LogoOctoparse has recently launched a brand new version 7.0, which has turned out to be the most revolutionary upgrade in the past two years, with not only a more user-friendly UI, but also some of the advanced features make web scraping even easier. In this post, I will walk through some of the new features/changes made available in this new version, with respect to how a beginner, even one without any coding background, can approach this web scraping tool. more…

Hotel: scrape prices, Q&A

Question

I want to extract the hotel name and the current room price of some hotels daily from https://www.expedia.ca/Hotel-Search?#&destination=Quebec,%20Quebec,%20Canada&startDate=06/11/2016&endDate=07/11/2016&regionId=&adults=2

I am a small hotel owner and want those info quite often, and hope I can do it with codes automatically in someway.  You are expert in this field, what is the easiest ways to get those information?  Can you give me some example codes? more…

Dexi.io – how to improve performance

dexi-improve-speedIntro

Some may argue that extracting 3 records per minute is not fast enough for an automated scraper (see my last post on Dexi multi-threaded jobs). However, you should realize that Dexi extractor robots behave like a full-blown modern browser and fetch all the resources that crawled pages load (CSS, JS, fonts, etc.).
In terms of performance, an extractor robot might not be as fast as a pure HTTP scraping script, but its advantage is the ability to extract data from dynamic websites which require running JavaScript code in order to generate a user-facing content. It will also be harder for anti-bot mechanisms to detect and block it. more…

Octoparse – March 2017 Release

octoparse-logoOctoparse is a new, modern, visual web data extraction software. It has always committed itself to providing users with a more professional data scraping service and to becoming one of the most popular web scraper tools.

It has released a new version of the tool, 6.4.1, in March 2017 with some new features and a much faster and better user experience. more…

Dexi Pipes: multi-threaded web scraping of site aggregators

Today I want to share my experience with Dexi Pipes. Pipes is a new kind of robot introduced by Dexi.io to integrate web data extraction and web data processing into a single seamless workflow. The main focus of the testing is to show how Dexi might leverage multi-threaded jobs for extraction of data from a retail website.

more…

Content Grabber with free proxy account integration for business directories scrape

content grabber free nohodoProfessional data extraction requires adequate proxying to keep anonymity of scraping robots. When attempting to extract large data sets (over 1M records, ex. business directories) reliable and fast proxy service is needed.

Sequentum has released the Nohodo proxy service integration for Content Grabber. Nohodo provides a free account for Content Grabber users (up to 5000 requests monthly for free). The feature is available for both trial users and regular customers. Here’s how it works… more…

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