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Fix "SecurityException: uid does not have android.permission.MANAGE_APP_OPS_MODES": configure AOSP system app permissions and appops CLI overrides.
Master the Linux top command: monitor real-time CPU usage, memory utilization (VIRT, RES, SHR), process states, load averages, and sort by PID.
Remove WordPress sites from Ezoic ad network integration: restore Cloudflare NS name servers, purge Ezoic CDN caching, and clean up WP plugins.
Duplicate posts, pages, and custom post types in WordPress without plugin bloat: use Yoast Duplicate Post plugin or custom PHP functions in functions.php.
Exclude specific website subdirectories or API paths from global Apache .htaccess URL redirection rules: configure RewriteCond %{REQUEST_URI} !^/dir/.
Understand C program execution mechanics in Linux: trace preprocessing (#include), GCC compilation (-S), assembly (-c), linking (-o), and _start.
Configure Linux input event maximum axis bounds for ABS_X/ABS_Y and ABS_MT_POSITION_X/ABS_MT_POSITION_Y touchscreen drivers using evtest and libinput.
Sign out-of-tree kernel modules (.ko) on UEFI Secure Boot Ubuntu: generate X.509 MOK keys using openssl, enroll MOK via mokutil, and sign modules.
Identify launcher Activity names and start installed Android apps via ADB shell: run adb shell am start -n com.example.app/.MainActivity.
