Questions tagged [development]
Questions about Android development are OFF-TOPIC on Android Enthusiasts. Do not ask them here, try Stack Overflow instead.
45
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Adding prebuilt APK to android system.img (stock firmware from manufacture)
Can someone help add a prebuilt apk to an android system.img for me? I’ve obtained boot.img, system.img, etc. from manufacture of the device. I’ve been trying for hours to add the .apk files to the ...
0
votes
1
answer
25
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modify apk content
Do you know if it possible to edit compiled code in apk package?
I tried followed steps:
Unpack xapk file by command: unzip my-app.xapk (I have there multiple apk and I need to modify one of them, ...
2
votes
3
answers
17k
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How to use Visual Studio Code on an Android device?
I have Samsung Galaxy Tab S6 and it has cool features to replace laptops, but it is unfortunately running Android OS, and not many development apps are available for Android.
Is there an option to run ...
3
votes
1
answer
96
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Make an Android app keep its spot on the home screen on uninstall/reinstall
When developing Android apps, I will often end up reinstalling the app I'm working on (deliberately after uninstalling it, or when the build signatures are different).
It's bothersome to always put ...
2
votes
1
answer
599
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Recover user data (photos videos) from a Poco X3 Pro forgotten pattern
So, I decided yesterday to change my pattern to something more complicated for terms of privacy. For my bad, I had such an awful day yesterday and I honestly don't remember the whole pattern. My ...
1
vote
1
answer
52
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FastHub for GitHub
I've used the FastHub for GitHub Android app in the past, but can no longer find it on the Google Play store. Has it been replaced by the GitHub app for Android?
What are the differences, or any ...
0
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1
answer
189
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Bluetooth Process is Dying constantly
My phone's bluetooth keeps disconnecting and connecting constantly.
I recently built my first custom ROM, Lineage OS 20 for my Redmi Note 9 (Merlin/Merlinx). Lineage OS is not officially supported on ...
0
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1
answer
2k
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Compile apps from github source on device via termux or apps?
Is there any app's like "apk builder" by heagoo that can compile apks on device from github source?
Termux method would be nice too if anyone knows.
I have tried "sdrausty.github.io" method but I ...
0
votes
1
answer
6k
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Send "step" sensor event from ADB
My smartphone has sensors those:
Step Detector | Qualcomm | 0x0000001e | on-demand | no batching support | last=<0.000000>
Step ...
1
vote
2
answers
2k
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What programming languages are used in Android OS development?
I know we can develop Android apps in Java and also that the base of Android is Linux. However, I don't know what programming languages are used in the Android Open Source Project.
I try to find out ...
1
vote
0
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365
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Shutdown android device after disconnect charger
I need shutdown android system after disconnect charger.
I have android 6.0.1 (rooted), and I'm looking for to power off phone, when it's not charging. I'm looking for programming solution. I have ...
1
vote
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328
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Do android roms with only boot.img file available in fast boot rom don’t have separate recovery.img
I have phone named Vivo Y83 /(vivo1802)
I wanted the stock recovery image of my device to port twrp recovery since it’s not officially available for my device.
But after getting hands on my fastboot ...
1
vote
0
answers
260
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How does Android creates block devices and mounts it?
How does Android create block devices in /dev? Android does not support devtmpfs and Android /init does not use udev or (busybox) mdev. ueventd.rc doesn't contain strings for /dev/block/....
But, ...
1
vote
0
answers
61
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Is there an app that will allow me to track my phone without data using SMS?
I have an Android phone, but I don't have a data plan. However, I have unlimited SMS and calling. I lost my phone recently (and thankfully, I found it), but it was hard to find, since I couldn't ...
0
votes
0
answers
631
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Is it possible to run KVM-Accelerated VM on Android Devices?
I am trying to enable KVM on the Android kernel so that I can run KVM accelerated VM on my Android phone. However, after enabling KVM, checking the dmesg, I get this:
[ 1.039716] c3 1 kvm [1]:...
2
votes
0
answers
94
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How to cryptographically verify the authenticity and integrity of Android Studio releases (with gpg?)
For a given Android Studio release published by Google, how can I cryptographically verify the authenticity and integrity of the .tar.gz file that I downloaded before I copy it onto a USB drive and ...
0
votes
1
answer
307
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Samsung galaxy a7 2018 hangs after update android 10
Recently I updated my device from android 9(one UI 1)to android 10(one UI 2)
After updating to android 10 it freezes again and again,not the whole phone freeze, only display hangs but background ...
2
votes
0
answers
125
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Is it possible to enable USB Debugging (Install via USB) on Redmi phone without signing into Xiaomi account? [duplicate]
I am trying to debug an android app using my Redmi S2 phone (android 8.1) but there is a problem. Even though I can enable USB Debugging in developer options, I am unable to enable "Install via ...
0
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0
answers
377
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I was running an AVD on Android Studio and I got the following 2 errors. What do they mean?
Error number 1:
Emulator: E0809 05:21:56.677723102 2704 socket_utils_common_posix.cc:201] check for SO_REUSEPORT: {"created":"@1596930716.677712232","description":"...
0
votes
0
answers
532
views
Is there STB emulator for STB developers which runs on PC?
We develop an STB app, we run it on actual STB boxes for testing, the boxes are slow and the development experience is so bad.
Many options on the STB are only accessible through a remote control. We ...
0
votes
1
answer
80
views
Android OTA update fail when increased the system.img size
I am working on IMX6Q with Android 7 for OTA update. Current system.img size 499 MB with this OTA update work. I increased this due to compilantion error. If system.img is above 499 MB ota update fail....
1
vote
0
answers
588
views
How to insert an emoji using adb shell input?
I've been trying to insert emojis into my android phone using ADB.
adb shell input text "..."
works for inserting text, but when I tried to insert an emoji using the unicode(\uD83E\uDD70), I am ...
0
votes
0
answers
48
views
Can I access both cameras, wide and normal at the same time?
Some smartphones have two cameras, working together as one implementing different parts of the zoom range.
Is it possible to use both of them at the same time?
With both at the same time, I do not ...
2
votes
0
answers
981
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Possible to change an apps SSAID aka Android_ID without rebooting? Which service handles this? Fast rebooting with Zygote kills my shell script
This may seem like an odd question, and I apologize for that. I am currently debugging an application and I am having trouble getting new Android_ID's to stick without rebooting.
To be specific ...
2
votes
0
answers
94
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learning then mastering and using Android for a Linux "guru" using the command line? [closed]
I am a 60-year old Linux guru: coding Bismon (documented here) and using and coding on Unix since 1987 (SunOS3.2) and Linux since 1993 (but I never used Windows, and very probably never will). Of ...
3
votes
0
answers
161
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Android Studio: Can't add sdcard to AVD using external file
I've just recently moved to a new laptop (Migrated from Windows 7 to 10) and I'm now setting up my development environment for android. As such, I've created a new AVD using Android Studio. However I ...
1
vote
1
answer
343
views
Is it possible to use the Android Hardware without using android APIs?
I've always liked cheap smartphones ($ 50) because with little money I can have a powerful system with lots of sensors and things like that. So I wondered if it was possible to use the hardware ...
1
vote
1
answer
112
views
Can you test apps on a google locked phone?
I'm an Android developer and I'm looking for a test phone, since I don't want my main phone plugged in and charging all day. I noticed that there are many "Google Locked" android phones for sale on ...
4
votes
1
answer
5k
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How to use -net-tap with android sdk emulator?
I am trying to create a bridge between android emulator (from android sdk) and host system using -net-tap. Is there any working manual for that case? I have tried to launch emulator with -net-tap tap0 ...
1
vote
0
answers
42
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can we change the general functionality of volume buttons? [closed]
can we change the general functionality of volume buttons while specific service is playing in the background in my app(like using the volume buttons to skip the songs, using those button to drag up ...
0
votes
1
answer
94
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Developing Android apps from within Android [duplicate]
I want to be able to develop Android applications from my Nexus 6p. Basically, just have a project, and compile it into an installable apk, but from within Android itself.
I have heard of AIDE and ...
1
vote
1
answer
172
views
What makes flashing ROMs risky?
I would like to play with developing Android ROMs for learning purposes and for maybe I can fork my current ROM and change interesting stuff in it.
I would rather be not happy at all with a bricked ...
3
votes
0
answers
389
views
Where to suggest LineageOS feature requests?
The LineageOS bug reporting guidelines mention not to report feature request in the Jira issue tracker and wisely don't provide any information where to suggest them instead.
2
votes
0
answers
89
views
What's the logical name for Android's native GPS interface?
I'm trying to identify and locate the /dev/ pseudo-file that corresponds to the onboard, hardware GPS devices; installed in most modern Android smartphones, and tablets. I know that it probably varies ...
-5
votes
1
answer
583
views
Does anyone know how to install Android SDK/NDK on Ubuntu VirtualBox? [closed]
I am a graphics student learning how to develop OpenGL ES applications on Android using the SDK/NDK. However, the SDK gives me a few errors, pasted below:
Also, I get this error in the terminal:
...
0
votes
1
answer
1k
views
Removing an app protected from uninstall by password and with System Owner permissions?
I want to ask, if there is a way to remove an app that is protected from uninstall by password and has Device-administrator permissions granted?
I am using an LG L90 phone with android 5.0.1 L (NOT ...
0
votes
1
answer
306
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By accident deleted /dev folder on android (LG G2 phone). how can i bring back system to life?
Hello good people of universe!
Someone asked before on this website "what will happen if i delete /dev folder on android?", its kinda funny, but i really deleted it, but it was by accident while ...
0
votes
1
answer
420
views
Where is color information stored in android apps ?
This might not be the correct place to post this, so please tell me if it isn't. As the title says, I'm trying to find the color palette for android apps while they're installed. I can't decompile the ...
67
votes
10
answers
23k
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How can I do development on my Android device?
I have a pretty long commute to work and own an android phone. I figure it would be nice to do some simple programming on the way. I'm not picky on which language to code on. I usually have an ...
-1
votes
1
answer
5k
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How to block other apps to Open .Only My app will be open when android is strated [closed]
1) When My app is running disable buttons like home,minimize.
2) only admin can Unlock this feature.
-1
votes
1
answer
770
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Is it possible to give root access to some apps without unrooting smartphone?
Is it possible to create an app to bypath unrooted phone to will seen like rooted phone for those apps who needs root access
by that app one must be able to give permission to those specific apps who ...
8
votes
5
answers
17k
views
Can I install Ruby and Ruby on Rails on an Android?
Aware that this is a bit mental, but can I install Ruby on a Galaxy S4 running Jelly Bean 4.2? A console where I can install gems, rake routes and run the Rails server, and browse to my application by ...
2
votes
4
answers
3k
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Is there any easy way to get GNU build tools on Android? If not... why not?
With the growing number of Android devices in all sorts of different form factors (dev boards like Raspberry Pi/ODroid, Android-on-a-stick, etc), it seems like it would be great to be able to actually ...
0
votes
1
answer
65
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Create websites with Android phone? [duplicate]
I have Google searched this many times, but I only get "how to make a mobile version of your website" and such. I want to know if I am able to use my Android phone to write code/script and view the ...
7
votes
3
answers
4k
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Is it possible to program on a Honeycomb tablet? [duplicate]
Possible Duplicate:
How can I do development on my Android device?
I was wondering if there are apps making it possible to program on an Android tablet?
I know it's not the best "work tool" out ...