QA — Quality Assurance
Guides, checklists and case studies for testers. No fluff — concrete steps and links.
Recent articles
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Classical QA is dying. What replaces it
The classical QA approach was built on a simple idea — if we test thoroughly before release, we can trust the system after release. Today that no longer works. Here's what needs to change.
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Visual Regression testing: a complete guide
Functional test is green, button clicks, form submits — and the user looks at the screen and sees the icon shifted 4 pixels left and overlapping the text. Visual regression closes that gap.
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Claude for QA engineers: 10 real scenarios and prompts
AI assistants have moved from 'novelty' to legitimate working tool. For QA, this is especially powerful — routine tasks like test-case generation, log triage, prompt-shaped data.
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Push notifications: a 10-section testing checklist
Push notifications are one of the most under-tested features in mobile apps. A QA checklist usually says 'arrived / not arrived'. But there are dozens of real cases hiding behind it.
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Testing In-App Purchases in a mobile game: 9 sections and a checklist
IAP is the most expensive code segment for a bug. One missed case of 'money charged, item not granted' means support tickets, refunds, bad reviews, and retention at risk.
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Proxyman for QA: guide to inspecting and rewriting HTTP traffic
HTTP/HTTPS traffic between an app and a server is the single biggest source of mobile bugs that are hard to reproduce: analytics, IAP, ads, remote config, A/B tests, push notifications.