Recent questions tagged Android

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android - How can I save an image from a url?

I'm setting an ImageView using setImageBitmap with an external image url. I would like to save the image so it can ... and how can I save 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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438 views

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android - How to force the onServiceDisconnected() get called?

After I have bound a service by calling: bindService(new Intent(IBumpAPI.class.getName()), connection, Context. ... can complete a test? See Question&Answers more detail:os...

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

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418 views

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android - Get view width/height or font width/height/other sizes before first display

I know that doing view size calculations for placement is frowned up. Android layout managers should place ... have described above possible. 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 - Repeating items in ListView?

Everything was working fine but now I am not getting what is happening,I have 10 items to display in the ... ; TextView tv_subscriber_count; } } See Question&Answers more detail:os...

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

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570 views

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android - Application not visible in Tap and Pay

What is the key thing to adjust in NFC HCE application to get it visible under settings NFC Tap and Pay Following ... where to put it. 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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369 views

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android - Room Persistence lib implementation in Kotlin(Gradle error)

I am implementing Room persistence lib in kotlin for my database implementation. Same question is asked in Android ... come across this issue? See Question&Answers more detail:os...

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

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421 views

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android - How can I programmatically add a contact?

I am trying to programmatically add a contact in Android. Here is my code: ArrayList<ContentProviderOperation> ops = ... to add a contact? See Question&Answers more detail:os...

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

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352 views

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android - Force stacked tabs

Is there any way to force stacked tabs? I want tabs separate of action bar (in a second row), even when ... known as stacked tabs). 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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278 views

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android - Getting stored data from database into ListView.

package one.two; import java.util.ArrayList; import java.util.List; import android.app.ListActivity; import android. ... able to help me! See Question&Answers more detail:os...

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

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419 views

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android - Changing Image as Rounded Corner

I've one listview with some items. In my listview i've using custom adapter for displaying the items with images. ... . How do i achieve this? See Question&Answers more detail:os...

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

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527 views

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android - How to delete or change the searchview icon inside the SearchView actionBar?

How to remove or change the search view icon inside the edittext? I am using the Appcompat library. ... .setVisibility(View.GONE); See Question&Answers more detail:os...

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

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420 views

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android - How do I prevent the software keyboard from popping up?

I have my own keypad in my application so I want to hide the software keyboard all the time(in specific ... from popping up. PLEASE HELP! 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 - Is it safe when compare 2 float/double directly in Java?

Is it safe if I use comparision like this (a is int, b and c is float/double): a == b b == c It may ... In case b = 10, does it return true? See Question&Answers more detail:os...

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

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366 views

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android - Inflating a view multiple times in the same parent when a button is clicked

My app is about creating surveys. In order to do so, the user should be able to create new fields ... (R.layout.mds_new_row, myRoot); See Question&Answers more detail:os...

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

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368 views

1 answer

android - How to show real time filtered camera preview while recording videos?

I want to show filtered camera preview while recording a video using media recorder. To filter the preview i ... regarding the issue. 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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445 views

1 answer

android - How to disable button as soon as its clicked

I have a button which on Click loads another activity, but before it loads another Activity if i tap it ... then disable it. please help See Question&Answers more detail:os...

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

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326 views

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android - How to highlight the selected item in an MvxListView

How can I keep an item, in an MvxListView, highlighted until it is unselected or until another item is selected? ... Field2" /> </LinearLayout> See Question&Answers more detail:os...

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

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410 views

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android - Activity handle when screen unlocked

So I have my onResume command restarting a stopped thread which runs my game loop. This works perfectly for ... anyone had this happen before? See Question&Answers more detail:os...

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

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546 views

1 answer

android - How to get Image URI from Gallery?

I need to fetch an image from a gallery. I'm able to open gallery to select a image, but after selecting ... (); 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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326 views

1 answer

android facebook like

I want to integrate a like button in my android app. I used the code likeWebView = (WebView) findViewById( R. ... solution to add a Like button. See Question&Answers more detail:os...

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

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314 views

1 answer

android - Firebase Remote Config : NullPointerException on Map.keySet()

I am getting the following crash for a lot of users : Fatal Exception: java.lang.NullPointerException: Attempt to ... to resolve this crash. See Question&Answers more detail:os...

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

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341 views

1 answer

android - How to prevent Button inside ListItem getting highlight

So I have custom list item with buttons for a ListView. When pressed, the button display alternate drawable ... state_pressed from its parent. See Question&Answers more detail:os...

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

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900 views

1 answer

android - How to set an onClickListener on an included layout?

I have a layout with an ImageButton that I included in several other layouts. ImageButton Layout: call_cancelled. ... anybody know the solution? See Question&Answers more detail:os...

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

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512 views

1 answer

android - What exactly is txPower for Bluetooth LE and how is it used?

I am trying to understand what exactly txPower is and how to use it, since I am planning to develop and Android ... set the power (txPower) to? See Question&Answers more detail:os...

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

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552 views

1 answer

android - How can I use spinner setOnItemLongClickListener

I am trying to make the Spinner behave different way when the user clicked on an item for a long time. I have ... up. return false; } }); See Question&Answers more detail:os...

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

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350 views

1 answer

android - Why does saving a bitmap take so long?

So I have an app on Google Glass that takes a picture, then converts it to grayscale and overwrites the ... or suggestions welcome. 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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479 views

1 answer

android - How I can call javascript function and get the return value from javascript function

I want to get the value from my JS function on my Java Android Sample, function getStringToMyAndroid( ... Android 3.0 honeycomb See Question&Answers more detail:os...

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

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500 views

1 answer

android - Can we use a ScrollView inside a LinearLayout?

I need to design a GUI with content at the top of the screen that doesn't scroll, and content below ... a ScrollView to a parent LinearLayout? See Question&Answers more detail:os...

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

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