Recent questions tagged Android

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android - Start a fragment via Intent within a Fragment

I want to launch a new fragment to view some data. Currently, I have a main activity that has a bunch of ... results in opening a new fragment? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

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android - Search contact by phone number

In my app, user writes a phone number, and I want to find the contact name with that phone number? I usually ... can be very slow this way... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - LiveData prevent receive the last value when start observing

Is it possible to prevent LiveData receive the last value when start observing? I am considering to use ... ViewModel in MVVM with LiveData See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Spinner : onItemSelected not called when selected item remains the same

I have a OnItemSelectedListener for my Spinner, but it is not called when the selected item is the same as the previous ... parent) { } }); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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android - React Native adb reverse ENOENT

I am trying to get React-Native to work with Android V4.2.2 (Genymotion) but I am unable to test the ... ://stackoverflow.com/a/38536290/4540216 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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321 views

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android - Load an image from assets folder

I am trying to load an image from the asset folder and then set it to an ImageView. I know it's much ... load the image from the asset folder? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - TextInputLayout :How to give padding or margin to hint?

I have to use TextInputLayout of design support library in my project. I want to give space between ... .support.design.widget.TextInputLayout> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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247 views

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android - Javascript date is invalid on iOS

I'm working on a Phonegap-based iOS app, which is already done for Android. The following lines are working ... is the difference coming from? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to pop fragment off backstack

I have an activity A, which calls fragment Bf, which calls fragment Cf. I want Bf to be placed in the ... on the backstack using the emulator. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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271 views

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android - Map View draw directions using google Directions API - decoding polylines

I'm trying to use the Google directions API to show directions on my mapview but I am having difficulties ... help would be much appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

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android - Load large images with Picasso and custom Transform object

I'm getting an Out Of Memory exception using Picasso when loading "large" images (> 1.5MB) from Android ... logic that needs my application. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

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android - smoothScrollToPositionFromTop() is not always working like it should

I've been trying for a while to get smoothScrollToPositionFromTop() working, but it doesn't always scroll to the ... knows how to fix it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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208 views

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android - Applying Effects on Video being Played

I am new to the world of Open Gl and I have googled a lot but i am unable to find a way to ... .glGetProgramInfoLog(program)); GLES20.glDeleteProgram(program); program = 0; }...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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android - How to change color of ListView items on focus and on click

i have a list View in my app (this is the xml layout): <?xml version="1.0" encoding="utf-8"?> <ListView ... or pressed. How can i do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

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android - How can I execute something just once per application start?

I'd like to implement an update checker in an application, and I obviously only need this to show up once ... explaning myself on this one. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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443 views

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android - Disable soft-keyboard from EditText but still allow copy/paste?

Hi I'm making custom dialer so I create my own input pad. The problem is how do I disable the EditText ... still popped up Any solution? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

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android - I want my RecyclerView to not recycle some items

I'm using a RecyclerView with heterogeneous views inside, as seen in this tutorial. I have some items inside that ... can you tell me how? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

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android - Resources$NotFoundException: File res/drawable/abc_ic_ab_back_material.xml

After solving a JDK zero value error, now I'm facing this one. I did a little research, but it seems I ... (this, Registro.class); startActivity(intent); } @Override public boolea...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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470 views

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android - Disable the touch events for all the views

What's the best way to disable the touch events for all the views? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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280 views

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android - How to open the options menu programmatically?

I would like to open the optionsMenu programmatically without a click on the menu key from the user. How would I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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443 views

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android - Drawable tinting for api <21

Is it possible to make drawable tinting work for api < 21? <bitmap xmlns:android="http://schemas.android.com/ ... support? Can't find anything. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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268 views

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android - java.lang.NullPointerException (no error message)

I know that this question of mine has been asked many times and I did follow most of the answers but none of ... ' How to resolve the issue? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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234 views

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android - Remove BottomNavigationView labels

Google released new support library v25 with BottomNavigationView is there any way to remove items labels ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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435 views

1 answer

android - How to get each device's IP address in Wi-Fi Direct scenario?

Starting from ICS, Wi-Fi Direct is introduced. Normally, we use the WifiP2pManager class to operate on Wi-Fi Direct ... each peer in the group? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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333 views

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android - gridView with different cells sizes, pinterest style

Background GridView is a class that extends AdapterView , which means it shows cells in a grid-style efficiently, ... reported about it here. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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284 views

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android - How to send the SMS more than 160 character?

How to send big SMS in android. I used : SmsManager sms = SmsManager.getDefault(); sms.sendTextMessage(contactNos[j ... . Can anyone help me? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

1 answer

android - java.io.IOException: Hostname was not verified

I am trying to connect to a URL from a my Android app in Andorid Version 4.1.1, ... .run(HelpVideoServices.java:172) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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220 views

1 answer

android - How to change the background color around a DialogFragment?

I'm building a custom DialogFragment. The dialog layout is set to my_dialog.xml, but how can I modify the color ... ); return view; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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