https://rigacci.org/wiki/ 2026-05-02T05:58:38+00:00 https://rigacci.org/wiki/ https://rigacci.org/wiki/lib/exe/fetch.php/wiki/dokuwiki.svg text/html 2024-08-23T08:03:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/android_13_permissions Special app permissions with Android 13 Android 13 enforces more constraints on the apps than the previous versions. Here are some examples found on the Android 13 of a BlackView smartphone. The BlackView ROM is based on the Android AOSP, with several BlackView apps added. text/html 2024-08-21T07:43:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/android_command_line Android Command Line Android 13 BlackView 5300 Pro The device was rooted with Magisk and the Termux app was installed. Every command is intended to be run as root. ps -A Activity manager am help Activity manager (activity) commands: help Print this help text. start-activity ... ... text/html 2025-01-24T17:28:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/android_findmydevice_fdroid FindMyDevice The app Find My Device (FMD) is an open source alternative to the proprietary service offered by Google Google Find My Device. To get help through SMS, send a message with: fmd [PIN] help The answer will be: FindMyDevice Commands: bluetooth - Toggle Bluetooth on and off camera - Take a picture delete - Factory-reset the device gps - Toggle GPS on and off locate - Locate the device lock - Lock the device nodisturb - Toggle Do Not Disturb on and off ring - Make the device rin… text/html 2020-01-17T14:04:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/android_partitions Android Partitions on MTK Devices The following notes were checked against a smartphone ZTE Blade A610, running Android 6.0. NAND Flash vs eMMC Flash NAND flash can only be read in pages, some bits in a page may be wrong and need to be corrected by an error correction mechanism. With NAND flash the text/html 2024-06-14T13:11:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/android_wificonfigstore Migrate Android WiFi connections to another device Whenever you connect to a WiFi network, your Android device will save the credentials so that you can connect to the same network again in the future. This data is sent to Google's servers, but you have no way to retrieve it from the phone. If you do not activate phone backup on Google, the information will be lost if you change the device. text/html 2024-08-26T14:21:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/appunti Misc Android Notes Android memory * ROM, invisible from Android user interface. It is really mounted as read/only filesystem under /sytem. It can be flashed from Recovery menu or remounted read/write using root privileges. * Internal Storage (Archivio interno text/html 2019-10-07T16:17:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/battery Android Battery Some notes from one Android Smartphone based on the MediaTek MT6580 chip. Running Android 6.0 Marshmallow, Linux kernel 3.18.19, armv7l. /sys/devices/platform/battery/power_supply/battery/ Item Meaning text/html 2025-10-22T10:55:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/chrome_disable_internal_pdf_viewer How to disable the internal PDF viewer in Android Chrome :-( NOTICE: This hack does not work anymore (version 138.0.7294.157), the options below are no longer available. In recent versions of the Chrome app for Android (begin of 2025), you may find that tapping link pointing to a PDF document, will open the internal PDF viewer instead of your preferred app (mine is text/html 2019-10-18T17:02:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/cli_app_backup Backup App Android da riga di comando Lo script Python adb-pakage-get-apk consente di fare il backup sul proprio PC delle app installate su un dispositivo Android. La copia consiste nel file apk (o i file, se sono più di uno) che può essere utilizzato per installare nuovamente la app sullo stesso device o su di un altro. text/html 2022-07-18T10:45:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/desktop_replace_rpi Un Raspberry Pi al posto del notebook Abilitare SSH Per abilitare l'accesso via SSH senza poter utilizzare monitor o tastiera del Raspberry Pi è sufficiente creare un file di nome ssh nella partizione boot della microSD (ovviamente estraendola dal Raspberry e montandola in un PC). text/html 2020-07-28T13:39:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/desktop_replace Lo smartphone Android al posto del notebook È necessario portare con sé un notebook? Da quando è diventata abitudine avere sempre con sé uno smartphone, la domanda è sempre più attuale. Consideriamo la capacità computazionale di uno smartphone di fascia media: text/html 2025-11-10T08:30:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/easysync_app EasySync L'app EasySync disponibile sul repository F-Droid consente di sincronizzare automaticamente il contenuto dello storage di un device Android con un server remoto WebDAV. Cartelle sottoposte a sincronizzazione L'app seleziona automaticamente per la sincronizzazione text/html 2024-05-20T10:27:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/enable_tethering Android: come abilitare il tethering disabilitato Alcuni operatori di telefonia forniscono SIM che consentono l'accesso dati (internet) solo al dispositivo stesso, inibendo la condivisione della connessione (il cosiddetto tethering) tramite WiFi. La funzione di tethering è prevista nativamente dal sistema operativo Android e non vi è alcun motivo tecnologico che impedisce di attrivarla qualunque sia la connessione dati che abbiamo sul nostro smartphone. In questo caso è il sistema operativo An… text/html 2021-08-29T09:01:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/k9mail_openkeychain K-9 Mail e OpenKeychain Per utilizzare le chiavi GPG con K-9 Mail su Android è necessario installare la app OpenKeychain: Easy PGP. Vedere le istruzioni per gestire le chiavi GPG da riga di comando: Utilizzare GnuPG. Salvare la propria chiave privata in un file ASCII: gpg --list-secret-keys gpg --armor --export-secret-keys 5CFE89.... text/html 2022-11-25T09:39:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/librera_reader Librera Reader Su F-Droid è disponibile la app Librera Reader, un lettore di ebook e PDF. Problema: file non aggiunto alla libreria Quando si seleziona l'opzione Rimuovi dalla libreria (Remove from library) per un libro accade che il file rimane nel filesystem del dispositivo finché non viene eventualmente selezionata anche l'opzione text/html 2019-10-07T14:33:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/logo_bootanimation Android Boot Logo and Bootanimation One of the favorite vanity customizations for an Android device, is to personalize the boot logo and the boot animation. Here you find some notes about the Gretel A7, a phone based on the MediaTek MT6580 chip, running text/html 2023-09-04T07:42:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/osmand_on_motorbike Using OsmAnd on a motorbike In this article I write some notes about using and Android device (actually a smartphone) as a GPS navigation system on a motorbike. The choosen software is OsmAnd; a mature and full-featured navigation system based on the OpenStreetMap geographic data. I tested three different smartphones: a text/html 2020-02-24T15:35:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/osmand_remote_controller Using OsmAnd with a Remote Controller [OsmAnd paierd with a Bluetooth remote controller] I'm an early joiner of the OpenStreetMap project, so I'm a big fan of the OsmAnd app. It is my preferred choice for motorbike on-board navigation. A long-standing issue was the impossiblity to operate the map while wearing gloves text/html 2022-11-21T17:07:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/programs Programmi Android * Librera Reader Open GPS Tracker Il programma Open GPS Tracker parrebbe un ottimo data logger, per di più con licenza libera. Tuttavia sul Google Nexus S, Android 4.0.4 ha il grave bug di smettere la tracciatura tutte le volte che l'applicazione va in background oppure il telefono va in stand-by. text/html 2022-03-11T15:59:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/read_encrypted_android_sd_card Android: come leggere una scheda SD crittografata Come leggere il contenuto di una SD card usata con crittografia su un dispositivo Android. Estraendo dal telefono la SD card e inserendola in un PC GNU/Linux si può vedere il seguente schema di partizione (quella che interessa è la seconda partizione): text/html 2023-08-27T09:56:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/sp_flash_tool SP Flash Tool on GNU/Linux SP flash tool is an application which mainly helps you to flash stock ROMs, custom ROMs, custom recovery, etc. on Android devices based on the MTK chipsets. It can also fix some extreme cases of bricked devices, occured during firmware updates, etc. SmartPhone FlashTool is working with text/html 2025-11-10T08:22:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/start Android Pages * Special app permissions with Android 13 * Misc Android Notes * Backup App Android da riga di comando * EasySync * Using OsmAnd with a Remote Controller * Using OsmAnd on a motorbike * K-9 Mail e OpenKeychain * Android: come leggere una scheda SD crittografata * Termux * Termux Problems * Android: come abilitare il tethering disabilitato * Migrate Android WiFi connections to another device * Android Command Line * FindMyDevice * How to disable the in… text/html 2022-03-15T06:53:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/termux_problems Termux Problems Termux:API not working All the calls to the Termux:API will hang the process. E.g. running termux-battery-status on the Termux command line does not return any information and waits forever (Ctrl-C to break). * Termux * Version 0.101 (from Google Play Store) text/html 2025-05-02T07:35:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://rigacci.org/wiki/doku.php/doc/appunti/android/termux Termux Emulatore terminale per Android e collezione di pacchetti GNU/Linux-like. Dopo aver installato l'emulatore è possibile installare con il comando apt diversi pacchetti con i tool da riga di comando più famosi (rsync, ssh, ecc.). * Fondamentali