Recent questions tagged Android

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android - How should I do to start SmartWatch Extension from the program code?

I want to know the method of starting SmartWatch Extension from the program code. For instance, Intent etc. ... from the application program. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Multiple screen support do we need different layouts for each screen

For Multiple screen support do we need different layouts for each screen which goes in hdpi, ldpi and mdpi ... implement this one. Thanks Max See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - view full screen image when item from recycler view clicks

I am new to android.I have a RecyclerView which shows list of images from a json.I want to do showing ... view full screen in this onclick. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - how to get wifi hotspot's location?

I want to write an application that it can record the wifi hotspot's location we are accessing and display them ... hotspot at the first time. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to check the network availability?

I have to connect my app with server using either wifi (if it is available), or gprs (if wifi is not ... anyone suggest me a better way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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258 views

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android - Set image as wallpaper from url

I want to create an app which allows the user set an image as wallpaper by clicking a button. This image would be ... is? Thank you so much :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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254 views

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android - How to get camera click event with the help of broadcast receiver?

I don't want to make any app. I just want that when I click on the default camera app(screen shot ... Excaption" at "CameraReceiver.java". See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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217 views

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android - Trying to detect blue color from image using opencv, and getting unexpected result

I am new to OpenCV4Android. Here is some code I wrote to detect blue colored blob in an image. Among the ... 't need subsequent touch events } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How To Display Random images on image view

Could someone please help me out with a code to randomly display a picture from the my drawings folder? i am new ... { return ResourceID; } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Check network connection in fragment

I tried to check the network connection in my SherlockFragment but the getSystemService() method is not recognized. ... } Thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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270 views

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android - How to use dependency injection for injecting constructor in a ViewModel

I am trying to implement the example on https://developer.android.com/jetpack/docs/guide. This explains how tan ... and how to solve it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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194 views

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android - Write files to /system

I know this has been asked a lot but never answered. I definetly need to write files to root there is no other ... (buffer, 0, read); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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142 views

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android - How to create a custom ListView with "extends Activity"?

I am learning android programming, I was able to create a custom ListView with: public class project1 extends ListActivity ... the hard way??? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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416 views

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android - How to place views in a specific location (x, y coordinates)

I have a problem with placing my views (my class extends View) in a specific location. I have designed a ... params because it was truncated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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442 views

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android - Unable to use drawable in EditText inside TextInputLayout

I recently upgraded Android Design library from 24.2.1 to 25.0.0. After this the "drawableX" feature in ... , getCompoundDrawables()[3]); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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225 views

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android - Converting PDF to image (with proper formatting)

i have a pdf file(attached). My objective is to convert a pdf to an image using pdfbox AS IT IS,( ... png",TYPE_USHORT_GRAY,200 ); same result See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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209 views

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android - Can't click the buttons behind the DrawerLayout

here is my xml: <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http:/ ... the front? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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205 views

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android - Update DB. Sqlite-asset-helper library

I use the library android-sqlite-asset-helper It is necessary to update, but so that the user has saved data ... changed. old data is displayed See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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265 views

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android - Why does starting an activity from a widget cause my main activity to start as well?

When I start an activitiy from a widget I want the back button to go to the home screen but ... com.emergency.button.EmergencyActivity"); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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android - Copy SQLite database from assets folder

I wanna copy SQLite database from assets folder. This my DatabaseAdapter.java class package com.example.dictionary; import ... help me. thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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298 views

1 answer

android - setting up a RadioGroup programmatically

I'd like to create a custom View which contains a RadioGroup. Inside of the RadioGroup I'd like the ... , both to horizontal orientation? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

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android - Dagger2 scopes and activity lifecycle

I have an Android Activity that I'm using Dagger2 to inject a Presenter into. I'd like my Presenter to be ... for the life of the Application? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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387 views

1 answer

android - Change DatePicker header text color

I have a datepicker that's showing a header on Lollipop, it looks like this I want to either change the ... but it has no effect. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

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android - Gradle settings cannot be cast error

org.jetbrains.plugins.gradle.settings.GradleSettings cannot be cast to org.jetbrains.plugins.gradle.settings.GradleSettings ... android studio. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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android - In-App payment in amazon

I have followed the following steps As shown in image ..steps in In AppPayment amazon but the problem is when i ... be appricated .... Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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215 views

1 answer

android - NullPointerException on onSaveInstanceState with AndroidFragments

I am receiving a NullPointerException when I LEAVE a FragmentActivity and go to a ListActivity. I actually start ... (savedInstanceState); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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257 views

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android - Admob SMART_BANNER size

The AdSize class has getWidthInPixels() and getHeightInPixels() methods to obtain size of the ad. Although, they work ... size during run-time? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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343 views

1 answer

android - Exclude jar-library from aar

I have a library project, which has a dependency to cordova.jar which is loaded from the projects libs directory. ... or am I missing something? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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