Android
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Lesson 03 fragment
Fragment Official website documents: https://developer.android.google.cn/guide/components/fragments On the mobile phon…… -
Check whether the dynamically added TextEdit contains text in Android
I rewrite onfocuschanged to determine the TextEdit that has just lost focus. The key is to delete this TextEdit (if th…… -
Android realm Java – how to maintain item order when querying multiple IDS?
When I am using realm for Android 1.2.0 and querying multiple IDS: query.in(Constants.ID, arraysOfIdsString); The re…… -
Java – how do I access local file names in the download sink?
I'm trying to get the file path of the downloaded file. I provide a receiver that works normally, but how do I get the…… -
Android – how do I rotate the text of a circle created by drawtextonpath horizontally?
I have a function that uses drawtextonpath to draw text on the canvas. I calculated the offset. Everything is normal, …… -
Android app with its own keyboard
I'm working on an application that deals with the ancient language "Coptic language" (not included in the Android keyb…… -
How to build APK for Android for internal distribution?
I am using react native to develop an Android application In order to test and develop, I just need to follow the norm…… -
Ellipse animation using images
I'm trying to realize the elliptical path animation. I want to use the image to display the path animation. I've tried…… -
Android Jack out of memory
I'm testing the new compilation chain to start using lambda My build.gradle file contains: android { ... compi…… -
OneSignal postNotification Android
My native application requires postnotification in Android I have this code, but it doesn't work: try { OneSignal.…… -
Java cursor error – retrieve image from Gallery
At present, I am trying to retrieve the location of the image in the gallery and convert it into a file so that it can…… -
Replace java.nio.file
I am using Android studio 2.3.1 and JDK 1.8.0 for this project I imported a project that uses "Java. NiO. File. Files"…… -
Share videos from Android App
Our website is a video hosting portal where users can upload videos based on the number of views and make money. We re…… -
Android – how to recreate the keystore file if it is accidentally deleted
This question has been answered here: > I lost my. Keystore file? I have a signed application and several keystore …… -
Android 9.0 compilation and development based on i.mx8 development board
Android has attracted extensive market attention with its rich ecological environment and fast application development…… -
Webkitspeechrecognition on JavaScript Android Chrome
I'm using a simple voice to detect text through webkitspeechrecognition. This code works well on the windows desktop. …… -
Horizontal recyclerview inside Android vertical recyclerview
I'm trying to do such a thing Therefore, my idea is that I have a vertical recyclerview with a channel, and in the sec…… -
Tagmanager and datalayer are missing in android-10.0.1
I used the gradle script compile "com.google.android.gms:play-services-tagmanager:10.0.1" But the import content…… -
Android realm gives outdated results in multithreading scenarios
situation I have a typical UI thread and worker thread scheme. I do some work and write the results to the fields in t…… -
Understand the hidden costs of Android transparency
I'm watching a video https://youtu.be/wIy8g8yNhNk My first question As I learned from the video, when we draw an opaqu…… -
Android broadcastreceiver to detect screen on / off and service failure
I really need help with my problem I have a simple broadcastreceiver that can be used to detect the opening and closin…… -
The latest versions of ionic 2 rc0 and angular 2 have errors when building Android (NGC: error: error encountered when statically parsing symbol values)
An error occurred when I used the ionic build Android command to build Android NGC: error: an error was encountered wh…… -
Android – how to launch different activities for different content in the actor sender application on the mini control click
I am adding Google cast support to the application, and I can only locate one activity to start on the microcontroller…… -
Android – how do I write files in an external SD card instead of in device storage?
I tried this: public String getFilename() { File file = new File(Environment.getExternalStorageDirectory(), "Tes…… -
How do I set margins / padding for X-axis values in mpadroidchart?
I have graphs and values with graphs on the x-axis overlay Is there any way to solve it? You may need to add some marg…… -
How to use xamarin to synchronize GPS location updates in Android?
Specifically, I am using xamarin.forms for c# development, but I work on native Android and write a GPS wrapper class,…… -
Android – hybrid application development under the hood (phonegap, Cordova, ionic)
I try to understand how everything works, but I have some questions about the subject I will explain how I understand …… -
JavaScript ion applications cannot recognize voice in Android Mobile
I want to design an ion application that can listen for voice commands by following the tutorial here, but if I use Va…… -
com.android.volley.VolleyError：java.lang.NullPointerException
What is a NullPointerException, and how do I fix it? Attempt to invoke virtual method 'int Java. Lang. string. Length(…… -
An error occurred after applying themes in Android studio
I'm a novice in the Android studio. I started learning Android a few days ago. I started with a simple blank activity …… -
Permission denied: open provider com.android.providers.media.mediadocumentsprovider
I'm trying to allow a user to access his photo gallery to get a profile picture and save it to SharedPreferences. I al…… -
When you add a clip, bottomnavigationview is not at the bottom
I am a beginner of Android. Today I created a bottomnavigationview activity. I want to display three tabs with navigat……