This comprehensive guide explains how to build web scrapers using Python and JavaScript, covering fundamental concepts like how browsers and scrapers work, then providing step-by-step tutorials for both languages. The article demonstrates extracting data from Wikipedia using BeautifulSoup (Python) and Cheerio (JavaScript), including CSS selector techniques and CSV export methods. It also addresses common challenges such as dynamic content, server restrictions, and CAPTCHA handling, offering practical solutions for each obstacle.
Discovery
Learnings
- auto_storiesStories
- categoryAreas
- helpFAQ
- forumConversations
- descriptionPapers
- mailNewsletters
- video_libraryVideos
- timelineTimeline
Guidance
- codeTechnology of APIs
- business_centerBusiness of APIs
- campaignEvangelism of APIs
- gavelGovernance of APIs
- historyHistory of APIs
- account_balancePolitics of APIs
Toolbox
- domainProviders
- apiAPIs
- cloudSolutions
- buildTools
- verifiedStandards
- gavelRegulations
- horizontal_ruleHeaders
- layersOverlays
- extensionExtensions
- schemaSchema
- policyPolicies
- ruleRules