31: Crawling the Web using Elixir with Oleg Tarasenko and Tze Yiing
Thinking Elixir Podcast
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Exploring Web Crawling for Public and Login-Protected Data
Exploring the implementation of automatic cookie management for crawling behind logins and discussing the legality and public availability of data despite being behind logins.
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Transcript
Transcript
Episode notes
We talk with Oleg Tarasenko and Tze Yiing about crawling the web using Elixir. Oleg created the crawly project to help solve this problem and Tze Yiing joined him as a contributor and maintainer. We cover how Elixir is well suited to orchestrate crawling, how to deal with login pages, understanding the legal concerns, building a codeless scraper and much more!
Show Notes online - http://podcast.thinkingelixir.com/31
Elixir Community News
- https://dashbit.co/blog/ten-years-ish-of-elixir – January 9th marked the 10th year since the first commit to the Elixir repository
- https://github.com/elixir-lang/elixir/commit/337c3f2d569a42ebd5fcab6fef18c5e012f9be5b – First commit on the repository
- https://twitter.com/josevalim/status/1349010127270129670 – Jose Valim reveals the name of his secret project is called 'Nx'
- https://remote.com/blog/welcoming-elixir-creator-jose-valim – Jose Valim joins Remote as a Technical Adivsor
- https://twitter.com/josevalim/status/1347858475267854336 – ExUnit will catch SIGQUIT message from CTRL+\ and shows the tests that were running
- https://github.com/elixir-lang/elixir/blob/master/lib/mix/lib/mix/tasks/test.ex#L34 – ExUnit will print how much time the test suite spent on async tests vs sync tests
- https://twitter.com/fhunleth/status/1348092050487570433 – Nerves support on the M1 is looking good
- https://www.youtube.com/playlist?list=PLqj39LCvnOWZl_Pb0Y7wGWijKbTvL4gJg – Elixir Conf 2020 videos have all been publicly released!
Do you have some Elixir news to share? Tell us at @ThinkingElixir or email at show@thinkingelixir.com
Discussion Resources
- https://oltarasenko.medium.com/web-scraping-with-elixir-and-crawly-extracting-data-behind-authentication-a52584e9cf13
- https://oltarasenko.medium.com/using-elixir-and-crawly-for-price-monitoring-7364d345fc64 – Using Elixir for price monitoring
- https://hex.pm/packages/crawly
- https://github.com/oltarasenko/crawly
- https://www.erlang-solutions.com/blog/web-scraping-with-elixir.html – Oleg's older web scraping with Elixir article
- https://www.erlang-solutions.com/blog/how-to-build-a-machine-learning-project-in-elixir.html – Building a machine learning projects with Elixir, Tensorflow and Crawly
- https://oltarasenko.medium.com/what-is-web-scraping-and-why-you-might-want-to-use-it-a0e4b621f6d0 – What is web scraping, and why you might want to use it?
- https://www.pillowskin.com – Ziinc's project using scraping and aggregation
- https://www.tensorflow.org/
- https://oltarasenko.medium.com/the-unofficial-guide-to-extracting-google-search-results-in-2021-with-elixir-7a6ef80d0f5b
- https://scrapy.org/
- https://github.com/fredwu/crawler
- https://www.eff.org/deeplinks/2019/09/victory-ruling-hiq-v-linkedin-protects-scraping-public-data – EFF legal interpretation of LinkedIn vs HiQ scraping case
- https://github.com/scrapinghub/splash/
- https://www.joinhoney.com/
- https://hexdocs.pm/crawly/readme.html#quickstart – Crawly quickstart guid
- https://hexdocs.pm/crawly/tutorial.html – Crawley tutorial
- https://github.com/oltarasenko/crawly_ui – Crawly UI project
- http://crawlyui.com/ – Crawly UI project page
- Data is the new gold
- https://t.me/elixir_crawly – Crawley Telegram group
Guest Information
- https://github.com/oltarasenko – Oleg on Github
- https://oltarasenko.medium.com/ – Oleg's Blog
- https://twitter.com/tzeyiing – Lee TzeYiing on Twitter
- https://github.com/Ziinc – Lee TzeYiing on Github
- https://www.tzeyiing.com – Lee TzeYiing Blog
Find us online
- Message the show - @ThinkingElixir
- Email the show - show@thinkingelixir.com
- Mark Ericksen - @brainlid
- David Bernheisel - @bernheisel
- Cade Ward - @cadebward
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