How to Capture a Screenshot of a Specific App Window with Puppeteer
Puppeteer screenshots page content and elements, not arbitrary native app windows. Choose the right capture scope, configure the browser window, and troubleshoot reliable captures.
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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 Scrape Website Data into Excel in 2026
Import website tables into Excel with Power Query, handle pages without tables, and troubleshoot refreshes when the data loads dynamically.
How to Get Request Headers and Cookies from Headless Chrome
Capture transmitted headers and cookies from headless Chrome with CDP, Playwright, Puppeteer, and Python, plus fixes for common edge cases.
How to Capture a Screenshot of a Notion Page
Learn how to capture a visible Notion page, save a whole page as PDF, handle long pages, and automate clean screenshots with ScreenshotNeo.
How to Convert HTML to PNG Online
Convert raw HTML or a hosted page to a PNG with an online renderer, browser automation, or ScreenshotNeo. Covers sizing, JavaScript, full-page capture and troubleshooting.
How to Record Capybara Headless Chrome Tests
Capture screenshots when Rails system tests fail, or record Capybara interactions as WebM or MP4. Configure headless Chrome locally and in CI.
How to Remove the Gray Bar in Chromium Kiosk Mode with Puppeteer
Use Puppeteer’s kiosk flag, verify the active command line, and diagnose whether the gray bar belongs to Chromium, your desktop, or the page.
How to Run Headless Chrome from a Rails Server
Configure Selenium, ChromeDriver, Docker and remote browsers for Rails system tests, with troubleshooting, security guidance and a hosted screenshot alternative.
How to Insert a Screenshot into Google Docs
Insert a saved screenshot into Google Docs from your computer or Android, then resize, wrap, position, and troubleshoot it.
How to Fix Puppeteer PDF Generation on a Deployed Server
Puppeteer works locally but fails in production? Follow this diagnostic path for browser installs, Linux libraries, sandboxes, Docker, and PDF options.
How to Download Files to a Temporary Location with Python Playwright
Save Playwright downloads into a Python temporary directory with reliable sync and async patterns, cleanup rules, timeouts, and troubleshooting.
How to Fix Node.js Hanging During Puppeteer PDF Generation
Find the exact Puppeteer stage that hangs, fix navigation, fonts, PDF timeouts, and cleanup with a production-ready Node.js workflow.
How to Scrape ImmobilienScout24.de Real Estate Data in 2026
ImmoScout24 terms prohibit automated scraping. Learn the licensed API route, German database-right issues, compliant workflows, and practical code.
How to Support page-break-after: Avoid and target-counter in CSS PDFs
Keep headings with their content and add destination page numbers to a CSS-generated PDF table of contents. Learn the CSS, renderer requirements, and common fixes.
Why Watir Headless Chrome Says Not Clickable at Point and How to Fix It
“Other element would receive the click” means the target’s center is covered or unreachable. Find the overlay, viewport mismatch, or scroll issue and fix the underlying state.
How to Wait for Login Before Generating PDFs With Playwright for Java
Wait for a reliable post-login signal and the report content before calling Playwright’s page.pdf() in Java. Includes runnable patterns, PDF options, and fixes for common failures.
TLS Supported Groups: Elliptic Curves and Key Exchange
Understand TLS supported_groups, key_share, elliptic curves, finite-field groups, negotiation flow, configuration, errors, and interoperability.
How to Fix Image Breaks in Puppeteer Screenshots and PDFs
Find out why images disappear or break in Puppeteer screenshots and PDFs, then use targeted checks and waits to fix the specific cause.