Applied QA, Android automation, mobile traffic analysis tutorials, projects, and courses. https://yarygintech.com/ Mon, 24 Aug 2026 00:00:00 GMT en-us The analysis of what happened to the development in the era of AI. https://yarygintech.com/articles/ai-development-testing-bottleneck/ https://yarygintech.com/articles/ai-development-testing-bottleneck/ Mon, 24 Aug 2026 00:00:00 GMT How to analyze your mobile applications statically and dynamically https://yarygintech.com/articles/static-dynamic-analysis-mobile-appsec/ https://yarygintech.com/articles/static-dynamic-analysis-mobile-appsec/ Mon, 24 Aug 2026 00:00:00 GMT An engineer guide on how macOS has changed over the years. https://yarygintech.com/articles/how-macos-evolved-from-tiger-to-modern-macos/ https://yarygintech.com/articles/how-macos-evolved-from-tiger-to-modern-macos/ Wed, 08 Jul 2026 00:00:00 GMT A practical guide to safely debloating the Lenovo Idea Tab TB336FU and modern Lenovo tablets using ADB, without root or bootloader unlock. https://yarygintech.com/articles/lenovo_idea_tab_debloat_guide/ https://yarygintech.com/articles/lenovo_idea_tab_debloat_guide/ Thu, 02 Jul 2026 00:00:00 GMT Let's compare which package manager works the best for macOS. https://yarygintech.com/articles/nix_packages_on_macos_vs_homebrew/ https://yarygintech.com/articles/nix_packages_on_macos_vs_homebrew/ Wed, 01 Jul 2026 00:00:00 GMT A practical introduction to D-Bus using Windows Registry analogies, with terminal examples and Linux internals. https://yarygintech.com/articles/dbus-explained-for-windows-users/ https://yarygintech.com/articles/dbus-explained-for-windows-users/ Wed, 24 Jun 2026 00:00:00 GMT A practical Linux article explaining what XDG Desktop Portals are, how they work with Flatpak and Wayland, and how to debug them from the terminal. https://yarygintech.com/articles/understanding-xdg-portals-linux/ https://yarygintech.com/articles/understanding-xdg-portals-linux/ Wed, 24 Jun 2026 00:00:00 GMT A practical QA-focused guide to mocking in 2026: when to use Jest, Vitest, Sinon, MSW, Nock, WireMock, Mockoon, Cypress intercepts, Pact, and Testcontainers. https://yarygintech.com/articles/best-mocking-tools-for-test-engineers/ https://yarygintech.com/articles/best-mocking-tools-for-test-engineers/ Thu, 18 Jun 2026 00:00:00 GMT A practical QA-focused guide to JavaScript test frameworks in 2026: when to use Jest, Vitest, Testing Library, MSW, Cypress, WebdriverIO, Mocha, and Node's built-in test runner. https://yarygintech.com/articles/javascript-testing-frameworks-beyond-playwright/ https://yarygintech.com/articles/javascript-testing-frameworks-beyond-playwright/ Thu, 18 Jun 2026 00:00:00 GMT A practical Android testing guide focused only on AVD and emulator commands: creating devices, launching them, resetting state, tuning performance, testing networks, using snapshots, and keeping emulator setups repeatable. https://yarygintech.com/articles/android_emulator_avd_testing_guide/ https://yarygintech.com/articles/android_emulator_avd_testing_guide/ Tue, 16 Jun 2026 00:00:00 GMT A practical look at Apple's open-source container CLI and Containerization framework: what it is, how it works, basic commands, where it fits, and why it is not simply Docker Desktop with an Apple logo. https://yarygintech.com/articles/apple_container_macos_article/ https://yarygintech.com/articles/apple_container_macos_article/ Tue, 16 Jun 2026 00:00:00 GMT A practical comparison of macOS, Windows, and Linux for video editing, thumbnails, screen recording, audio, writing, publishing, and creator workflows. https://yarygintech.com/articles/best-os-for-content-creators/ https://yarygintech.com/articles/best-os-for-content-creators/ Tue, 16 Jun 2026 00:00:00 GMT A practical guide for QA engineers and mobile testers: creating, booting, resetting, installing apps, launching apps, setting permissions, simulating location, recording video, and managing iOS Simulator devices from the command line. https://yarygintech.com/articles/ios_simulator_testing_guide/ https://yarygintech.com/articles/ios_simulator_testing_guide/ Tue, 16 Jun 2026 00:00:00 GMT Objective-C is not the main language for new Apple apps anymore, but it still matters for legacy iOS/macOS code, runtime behavior, Swift interop, SDKs, debugging, QA, and reverse engineering. https://yarygintech.com/articles/is-objective-c-still-relevant-in-2026/ https://yarygintech.com/articles/is-objective-c-still-relevant-in-2026/ Tue, 16 Jun 2026 00:00:00 GMT A practical guide to what you can actually run on old PowerPC Macs and other PPC machines today: Mac OS 9, Mac OS X Tiger and Leopard, Debian, Adélie Linux, MorphOS, BSD, and other weird options. https://yarygintech.com/articles/best-operating-systems-for-old-powerpc-computers/ https://yarygintech.com/articles/best-operating-systems-for-old-powerpc-computers/ Mon, 15 Jun 2026 00:00:00 GMT A practical guide to ChromeOS-like operating systems for non-technical users, old laptops, family PCs, kiosks, and people who just want the computer to work. https://yarygintech.com/articles/best-os-for-non-technical-users/ https://yarygintech.com/articles/best-os-for-non-technical-users/ Mon, 15 Jun 2026 00:00:00 GMT A practical guide to using Flatpak on Linux without turning your system into a messy pile of duplicate apps, broken permissions, and mystery problems. https://yarygintech.com/articles/flatpak-best-practices-linux-apps/ https://yarygintech.com/articles/flatpak-best-practices-linux-apps/ Mon, 15 Jun 2026 00:00:00 GMT A practical comparison of Flatpak, Snap, and AppImage for Linux users who want to install apps without turning their system into a package-format disaster. https://yarygintech.com/articles/flatpak-vs-snap-vs-appimage/ https://yarygintech.com/articles/flatpak-vs-snap-vs-appimage/ Mon, 15 Jun 2026 00:00:00 GMT A practical look at Haiku OS, the open-source successor to BeOS, and why this weird fast desktop system still matters to OS nerds, retro computing fans, and people tired of bloated modern desktops. https://yarygintech.com/articles/haiku-os-beos-legacy/ https://yarygintech.com/articles/haiku-os-beos-legacy/ Mon, 15 Jun 2026 00:00:00 GMT A practical look at old-school test automation: desktop tools, macro recorders, object repositories, Sikuli, AutoIt, WinRunner, QTP, Robot Framework, and why modern web automation feels so different. https://yarygintech.com/articles/how-automation-worked-before-selenium-playwright/ https://yarygintech.com/articles/how-automation-worked-before-selenium-playwright/ Mon, 15 Jun 2026 00:00:00 GMT A practical look at using Linux for YouTube, blogging, screen recording, video editing, audio work, thumbnails, and publishing without pretending everything is perfect. https://yarygintech.com/articles/linux-for-content-creators-edit-record-publish/ https://yarygintech.com/articles/linux-for-content-creators-edit-record-publish/ Mon, 15 Jun 2026 00:00:00 GMT A practical comparison of Homebrew, MacPorts, Nix, and Setapp for macOS users who want to install apps and tools without turning their Mac into a messy experiment. https://yarygintech.com/articles/best-package-managers-for-macos/ https://yarygintech.com/articles/best-package-managers-for-macos/ Mon, 15 Jun 2026 00:00:00 GMT A practical history of reversing and debugging on Mac OS, from Classic Mac OS tools like MacsBug and ResEdit to Mach-O, LLDB, Instruments, SIP, Apple Silicon, and modern macOS reverse engineering. https://yarygintech.com/articles/reversing-mac-os-history-debugging/ https://yarygintech.com/articles/reversing-mac-os-history-debugging/ Mon, 15 Jun 2026 00:00:00 GMT A practical look at the real improvements Apple announced at WWDC 2026 for iOS 27 and macOS 27 Golden Gate: Siri AI, better performance, smarter apps, design fixes, and the end of Intel Mac support. https://yarygintech.com/articles/wwdc-2026-ios-27-macos-27-improvements/ https://yarygintech.com/articles/wwdc-2026-ios-27-macos-27-improvements/ Mon, 15 Jun 2026 00:00:00 GMT A geek-friendly tour of macOS internals, from APFS volumes and system directories to app bundles, launchd, Library folders, permissions, SIP, and sandboxing. https://yarygintech.com/articles/inside-macos-under-the-hood/ https://yarygintech.com/articles/inside-macos-under-the-hood/ Sun, 14 Jun 2026 00:00:00 GMT macOS is more secure, connected, and polished than ever, but the modern privacy-first, AI-heavy, mobile-inspired direction also made the Mac feel less like a focused desktop operating system. https://yarygintech.com/articles/5-ways-macos-improved-and-regressed/ https://yarygintech.com/articles/5-ways-macos-improved-and-regressed/ Fri, 12 Jun 2026 00:00:00 GMT How to install, search, update, remove, and manage Flatpak apps on Linux without turning your system into a mess. https://yarygintech.com/articles/flatpak-practical-guide-linux/ https://yarygintech.com/articles/flatpak-practical-guide-linux/ Thu, 11 Jun 2026 00:00:00 GMT A practical Linux guide to Flatpak sandbox permissions, Flatseal, and udev rules for USB devices when the sandbox is not the real problem. https://yarygintech.com/articles/flatpaks-permissions-udev-usb/ https://yarygintech.com/articles/flatpaks-permissions-udev-usb/ Thu, 11 Jun 2026 00:00:00 GMT A practical guide to using Kaspresso for Android UI automation, when to pick it over Espresso, Appium, or Robolectric, and how to actually write and run tests. https://yarygintech.com/articles/kaspresso-android-ui-tests-guide/ https://yarygintech.com/articles/kaspresso-android-ui-tests-guide/ Thu, 11 Jun 2026 00:00:00 GMT A practical guide to active macOS package managers: Homebrew, MacPorts, Nix, pkgx, Conda/Mamba, and mas-cli. https://yarygintech.com/articles/macos-package-managers/ https://yarygintech.com/articles/macos-package-managers/ Thu, 11 Jun 2026 00:00:00 GMT A practical guide for QA engineers who want to survive modern interviews without pretending that AI is magic. https://yarygintech.com/articles/passing_qa_interview_ai_era/ https://yarygintech.com/articles/passing_qa_interview_ai_era/ Thu, 11 Jun 2026 00:00:00 GMT A practical overview of popular reverse engineering tools, what each one is good at, and how to choose the right tool for binary, Android, .NET, malware, and low-level analysis. https://yarygintech.com/articles/popular-reverse-engineering-tools/ https://yarygintech.com/articles/popular-reverse-engineering-tools/ Thu, 11 Jun 2026 00:00:00 GMT A practical guide to active Windows package managers: WinGet, Chocolatey, Scoop, Ninite, UniGetUI, MSYS2, vcpkg, Conda/Mamba, and language-specific tools. https://yarygintech.com/articles/windows-package-managers/ https://yarygintech.com/articles/windows-package-managers/ Thu, 11 Jun 2026 00:00:00 GMT A practical QA strategy for testing a voice-based AI research product: speech recognition, intent handling, retrieval, citations, latency, edge cases, privacy, and automation. https://yarygintech.com/articles/how-i-would-test-ai-research-speech-recognition/ https://yarygintech.com/articles/how-i-would-test-ai-research-speech-recognition/ Wed, 10 Jun 2026 00:00:00 GMT A practical list of Linux terminal utilities for monitoring network usage, Wi-Fi quality, bandwidth, processes, and system information without turning your setup into a bloated mess. https://yarygintech.com/articles/linux-network-monitoring-tools-fastfetch/ https://yarygintech.com/articles/linux-network-monitoring-tools-fastfetch/ Tue, 09 Jun 2026 00:00:00 GMT A practical explanation of how SSL/TLS certificates work in browsers across Android, iOS, Windows, macOS, and Linux — and why certificate behavior is not the same everywhere. https://yarygintech.com/articles/certificates-browsers-mobile-desktop/ https://yarygintech.com/articles/certificates-browsers-mobile-desktop/ Mon, 08 Jun 2026 00:00:00 GMT A practical, slightly opinionated guide to Playwright from the point of view of someone who spent years with Selenium, waits, drivers, flaky tests, and browser drama. https://yarygintech.com/articles/playwright-after-selenium-modern-ui-testing/ https://yarygintech.com/articles/playwright-after-selenium-modern-ui-testing/ Mon, 08 Jun 2026 00:00:00 GMT A critical look at WWDC 2026, Siri AI, Liquid Glass, Apple Intelligence, child safety features, and why modern Apple events feel more like ecosystem maintenance than real innovation. https://yarygintech.com/articles/wwdc-2026-apple-boring-ai/ https://yarygintech.com/articles/wwdc-2026-apple-boring-ai/ Mon, 08 Jun 2026 00:00:00 GMT A hands-on guide to installing Linux on an old Intel iMac, fixing boot and partition problems, adding a macOS-like dock with Plank, and turning outdated Apple hardware into a simple modern browsing machine. https://yarygintech.com/articles/old-imac-linux-browser-machine-guide/ https://yarygintech.com/articles/old-imac-linux-browser-machine-guide/ Sun, 07 Jun 2026 00:00:00 GMT A practical Android security lab article showing how Frida can hook Java methods at runtime, bypass simple root detection, and deliberately crash a test app for learning purposes. https://yarygintech.com/articles/trying-out-frida-scripts/ https://yarygintech.com/articles/trying-out-frida-scripts/ Sat, 06 Jun 2026 00:00:00 GMT Mobile Traffic Interception and Analysis: Learn why Android traffic interception matters, how proxy-based HTTPS inspection works, and where CA certificates, SSL pinning, Frida, and Objection fit in a safe mobile security lab. https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-1/ https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-1/ Sat, 06 Jun 2026 00:00:00 GMT Mobile Traffic Interception and Analysis: Build a repeatable Android testing workflow by launching emulators from the terminal, routing app traffic through Charles Proxy, editing requests, simulating network failures, and inspecting APK behavior with ADB, Objection, APKTool, and JADX. https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-2/ https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-2/ Sat, 06 Jun 2026 00:00:00 GMT Mobile Traffic Interception and Analysis: Install and verify Android system-level CA certificates for HTTPS interception, including hash filenames, permissions, SELinux contexts, Chrome warnings, and emulator version pitfalls. https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-3/ https://yarygintech.com/courses/mobile-traffic-interception-and-analysis/lesson-3/ Sat, 06 Jun 2026 00:00:00 GMT A practical guide to Android-focused reverse engineering and mobile security tools from my GitHub star lists: static analysis, dynamic analysis, APK patching, traffic inspection, Frida workflows, emulators, and vulnerable labs. https://yarygintech.com/articles/android-reverse-engineering-toolkit/ https://yarygintech.com/articles/android-reverse-engineering-toolkit/ Thu, 04 Jun 2026 00:00:00 GMT A simple practical explanation of SELinux in Android: mandatory access control, domains, contexts, app sandboxing, enforcing mode, audit logs, and what it means for QA and Android security research. https://yarygintech.com/articles/android_selinux_explained/ https://yarygintech.com/articles/android_selinux_explained/ Thu, 04 Jun 2026 00:00:00 GMT A practical guide to using Linux for creative work: video editing, graphic design, photography, audio production, 3D, streaming, writing, publishing, and the utilities that make a Linux creator workstation powerful. https://yarygintech.com/articles/linux-for-creators/ https://yarygintech.com/articles/linux-for-creators/ Thu, 04 Jun 2026 00:00:00 GMT A practical guide for bringing old Intel Macs back to life with Linux: MX Linux, Linux Mint, Zorin OS Lite, Lubuntu, Debian, antiX, and what actually makes sense in 2026. https://yarygintech.com/articles/linux_for_old_macs_which_distro_to_choose/ https://yarygintech.com/articles/linux_for_old_macs_which_distro_to_choose/ Thu, 04 Jun 2026 00:00:00 GMT A practical story about troubleshooting Pop!_OS with encrypted root, Btrfs subvolumes, systemd-boot, kernelstub, EFI entries, and the infamous missing rootflags=subvol=@ boot option. https://yarygintech.com/articles/pop-os-encryption-boot-fight/ https://yarygintech.com/articles/pop-os-encryption-boot-fight/ Thu, 04 Jun 2026 00:00:00 GMT A practical explanation of how SELinux policy works on regular Linux distributions compared to Android phones, why Android uses SELinux differently, and what it means for QA, AppSec, reverse engineering, and system debugging. https://yarygintech.com/articles/selinux-linux-vs-android/ https://yarygintech.com/articles/selinux-linux-vs-android/ Thu, 04 Jun 2026 00:00:00 GMT A practical Android guide explaining how adb shell helps with app testing, debugging, emulator control, logs, packages, permissions, network checks, screenshots, file access, and mobile security research. https://yarygintech.com/articles/adb_shell_for_cyber_security_researchers/ https://yarygintech.com/articles/adb_shell_for_cyber_security_researchers/ Wed, 03 Jun 2026 00:00:00 GMT A practical Android security guide explaining system CAs, user-installed certificates, Network Security Config, TLS trust, certificate pinning, and what this means for mobile app testing. https://yarygintech.com/articles/where-android-certificates-are-stored/ https://yarygintech.com/articles/where-android-certificates-are-stored/ Wed, 03 Jun 2026 00:00:00 GMT An update on Apple Silicon virtualization: Parallels Desktop, VMware Fusion Pro, UTM, VirtualBox, macOS VMs, Windows 11 ARM, Linux ARM, and the reality of x86 emulation. https://yarygintech.com/articles/apple_silicon_virtualization/ https://yarygintech.com/articles/apple_silicon_virtualization/ Tue, 02 Jun 2026 00:00:00 GMT A practical guide to Linux installers: Calamares, Ubiquity, Subiquity, Anaconda, Debian Installer, YaST, Agama, archinstall and manual installation. https://yarygintech.com/articles/linux-installers-explained/ https://yarygintech.com/articles/linux-installers-explained/ Tue, 02 Jun 2026 00:00:00 GMT A practical guide to choosing the best retro gaming distribution for Raspberry Pi, including RetroPie, Recalbox, Batocera and Lakka. https://yarygintech.com/articles/raspberry-pi-retro-gaming-distros/ https://yarygintech.com/articles/raspberry-pi-retro-gaming-distros/ Mon, 01 Jun 2026 00:00:00 GMT A practical and personal look at teaching software testing, why one-size-fits-all QA courses often fail, and why mentorship works better when the student is actually ready. https://yarygintech.com/articles/vulnbanklab-android-apk-security-walkthrough/ https://yarygintech.com/articles/vulnbanklab-android-apk-security-walkthrough/ Mon, 01 Jun 2026 00:00:00 GMT A modern look at localization and internationalization mistakes: hardcoded strings, weak backend support, missing context for translators, broken RTL layouts, and teams that treat L10N as an afterthought. https://yarygintech.com/articles/application-localization-common-mistakes/ https://yarygintech.com/articles/application-localization-common-mistakes/ Sat, 30 May 2026 00:00:00 GMT A practical look at why QA engineers can move into cybersecurity more naturally than many people think, and how testing experience becomes a real advantage in AppSec, pentesting, and security analysis. https://yarygintech.com/articles/from-software-testing-to-cybersecurity-qa/ https://yarygintech.com/articles/from-software-testing-to-cybersecurity-qa/ Sat, 30 May 2026 00:00:00 GMT A personal look at how Apple, Google, Microsoft, and modern platform rules are slowly removing control from users and developers. https://yarygintech.com/articles/rise-of-closed-computer-platforms/ https://yarygintech.com/articles/rise-of-closed-computer-platforms/ Sat, 30 May 2026 00:00:00 GMT A modernized look at AppleScript: simple macOS automation, shell commands, Finder workflows, dialogs, UI scripting, and practical testing-related use cases. https://yarygintech.com/articles/applescript-automation-use-cases/ https://yarygintech.com/articles/applescript-automation-use-cases/ Fri, 29 May 2026 00:00:00 GMT A practical guide to using the dd command for cloning disks, creating images, restoring backups, wiping drives, and avoiding painful data loss mistakes. https://yarygintech.com/articles/dd-disk-cloning-guide/ https://yarygintech.com/articles/dd-disk-cloning-guide/ Fri, 29 May 2026 00:00:00 GMT Leaving Windows or macOS for Linux? The distro name matters less than the base, desktop environment, file system, encryption, package manager, drivers, and workflow you build around it. https://yarygintech.com/articles/stop-distro-hopping-linux-choices/ https://yarygintech.com/articles/stop-distro-hopping-linux-choices/ Fri, 29 May 2026 00:00:00 GMT How macOS moved from the open, inspectable NeXTSTEP inheritance toward a sealed Apple Silicon appliance. https://yarygintech.com/articles/the-death-of-macos-nextstep-betrayal/ https://yarygintech.com/articles/the-death-of-macos-nextstep-betrayal/ Fri, 29 May 2026 00:00:00 GMT A personal look at teaching QA, why generic testing courses often fail, and why real mentorship, practice, and readiness matter more than certificates. https://yarygintech.com/articles/what-no-one-tells-you-about-training-test-engineers/ https://yarygintech.com/articles/what-no-one-tells-you-about-training-test-engineers/ Fri, 29 May 2026 00:00:00 GMT A practical Android privacy guide: remove unnecessary apps, reduce background tracking, control permissions, and make your phone faster, cleaner, and less annoying. https://yarygintech.com/articles/android-debloat-privacy-guide/ https://yarygintech.com/articles/android-debloat-privacy-guide/ Thu, 28 May 2026 00:00:00 GMT A practical look at how iPhone jailbreak started, why it mattered, why it became harder, and what the decline of jailbreak says about modern phones. https://yarygintech.com/articles/iphone-jailbreak-rise-and-fall/ https://yarygintech.com/articles/iphone-jailbreak-rise-and-fall/ Thu, 28 May 2026 00:00:00 GMT A more balanced look at Apple’s low-cost MacBook Neo: why it makes sense for students and casual users, but still feels limited for development, virtualization, longevity, and serious work. https://yarygintech.com/articles/macbook-neo-not-good/ https://yarygintech.com/articles/macbook-neo-not-good/ Thu, 28 May 2026 00:00:00 GMT A practical, updated guide to mobile accessibility testing: screen readers, labels, focus order, contrast, keyboard support, WCAG 2.2, and why accessibility should be part of the whole development process. https://yarygintech.com/articles/mobile-accessibility-testing-modern-a11y/ https://yarygintech.com/articles/mobile-accessibility-testing-modern-a11y/ Thu, 28 May 2026 00:00:00 GMT A modern, simple guide to Mockito: what mock objects are, why they matter, how to add Mockito to a Java or Android project, and how to write clean unit tests without overcomplicating things. https://yarygintech.com/articles/mockito-automation-guide/ https://yarygintech.com/articles/mockito-automation-guide/ Thu, 28 May 2026 00:00:00 GMT A practical guide to cleaning up Android Espresso UI tests with a basic Page Object Model structure, reusable actions, and readable test classes. https://yarygintech.com/articles/page-object-model-android-espresso/ https://yarygintech.com/articles/page-object-model-android-espresso/ Thu, 28 May 2026 00:00:00 GMT A modern QA checklist for testing push notifications: cold start, warm start, permissions, notification channels, localization, time zones, logout behavior, multi-account flows, and failure states. https://yarygintech.com/articles/push-notification-testing-qa-guide/ https://yarygintech.com/articles/push-notification-testing-qa-guide/ Thu, 28 May 2026 00:00:00 GMT A practical and personal look at retro gaming on Apple Silicon Macs using DOSBox, CrossOver, UTM, and a few realistic expectations. https://yarygintech.com/articles/apple-silicon-retro-gaming-setup/ https://yarygintech.com/articles/apple-silicon-retro-gaming-setup/ Wed, 27 May 2026 00:00:00 GMT A personal story about installing Asahi Linux on an M1 Mac, breaking the boot setup, and restoring macOS through DFU mode using Linux instead of another Mac. https://yarygintech.com/articles/dark-side-of-apple-silicon/ https://yarygintech.com/articles/dark-side-of-apple-silicon/ Wed, 27 May 2026 00:00:00 GMT A practical Mac cleanup guide based on built-in macOS tools, manual folder checks, AppCleaner, OnyX, Homebrew cleanup, and Xcode storage maintenance. https://yarygintech.com/articles/how-to-make-your-mac-feel-faster/ https://yarygintech.com/articles/how-to-make-your-mac-feel-faster/ Wed, 27 May 2026 00:00:00 GMT A practical story about turning a broken 2014 Intel MacBook Pro into a usable Linux machine instead of throwing it away or leaving it in a drawer. https://yarygintech.com/articles/old-macbook-pro-linux-second-life/ https://yarygintech.com/articles/old-macbook-pro-linux-second-life/ Wed, 27 May 2026 00:00:00 GMT How I simplified the repetitive Android APK workflow by building PulseAPK, a cross-platform helper tool for decompiling, inspecting, rebuilding, and signing APK files. https://yarygintech.com/articles/pulseapk-android-apk-workflow/ https://yarygintech.com/articles/pulseapk-android-apk-workflow/ Wed, 27 May 2026 00:00:00 GMT 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. https://yarygintech.com/articles/quick-guide-api-testing-postman/ https://yarygintech.com/articles/quick-guide-api-testing-postman/ Wed, 27 May 2026 00:00:00 GMT A short practical guide for debugging Raspberry Pi connection issues in a gadget mode. https://yarygintech.com/articles/raspberry-pi-usb-gadget-mode/ https://yarygintech.com/articles/raspberry-pi-usb-gadget-mode/ Wed, 27 May 2026 00:00:00 GMT A personal and practical look at why Windows no longer feels like the default choice, especially when Linux and macOS cover most of my real work better. https://yarygintech.com/articles/why-i-still-dont-want-to-return-to-windows/ https://yarygintech.com/articles/why-i-still-dont-want-to-return-to-windows/ Wed, 27 May 2026 00:00:00 GMT 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. https://yarygintech.com/articles/maestro-testing-ui-automation/ https://yarygintech.com/articles/maestro-testing-ui-automation/ Tue, 26 May 2026 00:00:00 GMT 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. https://yarygintech.com/articles/why-you-should-still-try-different-operating-systems/ https://yarygintech.com/articles/why-you-should-still-try-different-operating-systems/ Tue, 26 May 2026 00:00:00 GMT 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. https://yarygintech.com/articles/android-root-check-smali-patching-no-frida/ https://yarygintech.com/articles/android-root-check-smali-patching-no-frida/ Mon, 25 May 2026 00:00:00 GMT A practical lab guide explaining Android root detection, dynamic bypass with Frida, and static APK analysis with JADX and smali. https://yarygintech.com/articles/android-root-detection-bypass-reverse-engineering-part-1/ https://yarygintech.com/articles/android-root-detection-bypass-reverse-engineering-part-1/ Mon, 25 May 2026 00:00:00 GMT A short practical guide for installing a custom CA certificate into the Android system trust store for traffic interception and security testing. https://yarygintech.com/articles/install-system-level-certificates-android/ https://yarygintech.com/articles/install-system-level-certificates-android/ Mon, 25 May 2026 00:00:00 GMT A practical Android reverse-engineering playlist covering APKTool, Jadx, Frida, smali patching, traffic interception, emulator workflows, and Android internals. https://yarygintech.com/articles/android-security-lab/ https://yarygintech.com/articles/android-security-lab/ Sun, 24 May 2026 00:00:00 GMT Principles, locators, simple examples, and unit tests for practical QA automation. 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