NumPy linspace(): Create Arrays of Evenly Spaced Numbers
Learn how NumPy linspace creates evenly spaced arrays, controls endpoints, returns step sizes, handles dtypes and dimensions, and compares with arange.
Blog
Guides for capturing the web
How to take clean screenshots, turn HTML into images and PDFs, run headless browsers, and give AI agents eyes. Written by the team that builds ScreenshotNeo.
How to Monitor Usage of a Screenshot API
Track screenshot API requests, quota, errors, and latency. Learn how to reconcile application metrics with provider usage and avoid unexpected limits.
How to Customize Export Filenames with an API
Set a useful name for API downloads with Content-Disposition, handle Unicode safely, and save responses correctly in browsers, Python, and Node.js.
How to Extract HTML or JSON from Websites with a Crawling API
Choose a content, scrape, or crawl endpoint based on what you need. This guide covers rendered HTML, schema-guided JSON, JavaScript waits, runnable requests, and common failure fixes.
How to Select Elements by Attribute Value in XPath
Use XPath predicates to match exact attribute values, substrings, prefixes, suffixes, and class tokens. Includes runnable Selenium examples and fixes for common no-match errors.
Best Cloud-Based Web Scraping Tools and APIs
Compare cloud scraping APIs, platforms, and visual tools by rendering, reliability, workflow, cost, and target-site fit.
Why Screenshot API Results Return Out of Order
Concurrent screenshot requests finish at different times. Learn why results appear reordered and how to preserve input order reliably.
How to Find Elements Without a Specific Attribute in BeautifulSoup
Use a tag-level predicate with has_attr() to find BeautifulSoup elements that lack an attribute, with examples, edge cases, and debugging tips.
How to Automate Social Publishing from Design APIs
Build a reliable pipeline from Canva or Adobe Express designs to scheduled social posts with asynchronous exports, channel adapters, retries, and monitoring.
How to Implement Passkeys (FIDO2) in Your Applications
Implement passkeys with WebAuthn: configure registration and sign-in ceremonies, verify them on your server, and plan for recovery and credential management.
Migrating From ScraperAPI to a Web Scraping API
A practical migration guide: inventory ScraperAPI usage, map API contracts, benchmark candidates, recalculate cost, and roll out safely.
How to Scrape Sreality Listings with an API
Learn the community-documented Sreality listing endpoints, filters, pagination, Python code, legal limits, and safer production practices.
How to Attach Metadata to Browser Sessions
Learn what Playwright browser metadata attaches to, how to bind it safely, isolate contexts, connect to running browsers, and troubleshoot sessions.
How to Turn a Script Into an App With a Schema
Turn a Python script into a reliable UI, REST endpoint, or worker by separating core logic, validating JSON Schema, and choosing the right adapter.
Understanding Remaining Screenshot API Captures
Learn how to check remaining screenshot API captures, separate quotas from rate limits, understand resets, and monitor usage reliably.
Screenshot Webpages as PNG in Python
Capture reliable webpage PNGs in Python with Playwright, then compare full-page, element, async, and API-based workflows.
How to Compress Website Screenshots and API Responses
Learn how to shrink screenshot files without losing more detail than you can accept, and how to compress JSON responses with gzip or Brotli.
GPS vs. Geolocation: Understanding Their Impact on Your App
GPS is one location signal; geolocation is the broader process that combines GPS, Wi-Fi, cellular, sensors and sometimes IP data.