Knowledge base
Practical QA, Android testing, Linux, and security-focused articles sorted from newest to oldest. Use the tag filters to narrow the archive.
API Testing · May 27, 2026
A short practical guide for test engineers who want to understand REST API testing with Postman: requests, parameters, authorization, assertions, and running collections from the command line.
Maestro · May 26, 2026
A neutral and practical introduction to Maestro as a YAML-based UI automation tool for mobile and web testing, including use cases, strengths, limitations, and when it makes sense.
Operating Systems · May 26, 2026
Operating systems may feel less exciting than they used to, but trying Linux, macOS, Windows, Haiku, ChromeOS, and even retro systems still teaches you how computers really work.
Android · May 25, 2026
A practical Android reverse-engineering guide based on static APK patching: finding root checks, modifying smali code, rebuilding the APK, and verifying the result in a lab environment.
Android · May 25, 2026
A practical lab guide explaining Android root detection, dynamic bypass with Frida, and static APK analysis with JADX and smali.
Android · May 25, 2026
A short practical guide for installing a custom CA certificate into the Android system trust store for traffic interception and security testing.
Android · May 24, 2026
A practical Android reverse-engineering playlist covering APKTool, Jadx, Frida, smali patching, traffic interception, emulator workflows, and Android internals.
Automation · May 24, 2026
Principles, locators, simple examples, and unit tests for practical QA automation.
Mobile · May 23, 2026
A practical workflow for intercepting, inspecting, and modifying mobile app traffic.
QA · May 20, 2026
A short personal article about real software testing work: unfinished features, design gaps, missed deadlines, QA teamwork, and why AI still does not replace test engineers.
Linux · Apr 20, 2026
A practical, opinionated guide for people who are tired of macOS and Windows restrictions and want to understand which Linux distro and desktop actually fits their workflow.
Android · Mar 27, 2026
A short practical article about what reverse engineering Android apps reveals: hardcoded secrets, weak storage, risky logging, network mistakes, and why Android security is not only about permissions.