Recent questions tagged Android

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android - Disabling the current tab in a bottom navigation controller

I'm using Jetpack Navigation to handle the bottom navigation controller. It works great; however, ... (bottom_navigation_view, navController) See Question&Answers more detail:os...

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

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362 views

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android studio - Image capture with camera & upload to Firebase (Uri in onActivityResult() is null)

So I've got a problem, previously mentioned in the question I've asked: Uploading image (ACTION_IMAGE_CAPTURE) to ... on a null object reference See Question&Answers more detail:os...

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

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277 views

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android - How to count the number of documents firestore on flutter?

I want to calculate how many documents are in a collection, not the length of the document. I have tried ... print(datasnapshot.data.length); } See Question&Answers more detail:os...

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

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355 views

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android - Launch "launcher app drawer" from an application?

I would like to launch (or go back) from an application to the launcher app drawer with the tiled app icons ... any activity for this? Gregoire See Question&Answers more detail:os...

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

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412 views

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android - Changing image in imageview using Threads

I'm getting error with this code. Why huhu 123123123 Thread timer = new Thread() { public void run() { try { sleep( ... ); } } }; timer.start(); See Question&Answers more detail:os...

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

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309 views

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android - How to add tabhost with navigation drawer?

I am new to android development,I used navigation drawer from this http://www.androidhive.info/2013/11/android- ... </LinearLayout> </TabHost> See Question&Answers more detail:os...

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

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279 views

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android - Firebase handle sudden loss in connection

I want to know how I can control my firebase write requests when internet connection is lost suddenly. To ... to incomplete database structure. See Question&Answers more detail:os...

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

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218 views

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android - Get current location using json

Hi i a m writing an application whih gets the current latitude and longitude and convert it to corrsponding ... help me 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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362 views

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android - Problems loading html asset into webview

I am having difficulty in loading a html file from my project assets folder into a webview. I have looked at dozens ... work, but it does not. See Question&Answers more detail:os...

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

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282 views

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android - Automatically change drawer language when app resume from backstack

I have implemented two language in my app "English" and "French" and both of them are working fine individually ... can I resolve that problem? See Question&Answers more detail:os...

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

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401 views

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android - OnItemClickListener and OnClickListener in ListView

I have a custom view for each row in a custom ListAdapter and I am trying to perform onClick action and get ... . Any thoughts are welcome. Alex 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 - how to show alert inside an activity group?

I have a tab bar inside my app and to maintain it I have used activity group. On clicking these tabs I have ... tell how to solve 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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405 views

1 answer

android - Actionbar background is not being changed

I have tried with the following code to change the background of the actionbar. It works with 4.3 but not ... drawable.outbox_header)); } } } See Question&Answers more detail:os...

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

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236 views

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android - Finding what git commit some code spawned from

I have some raw open-source code for a modified version of the linux kernel. Ideally I would have a patch so ... wouldn't be running Chrome OS. See Question&Answers more detail:os...

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

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252 views

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android - Sqlite Exception, syntax error

i'm still learning Android development, And i have a problem creating an sqlite database table. here is a part ... any help would be apreciated! See Question&Answers more detail:os...

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

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260 views

1 answer

android camera in background

I am developing an application to take images from background application say using android service. i don't ... will be really appreciate. See Question&Answers more detail:os...

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

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349 views

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android - cmd: Command failed with exit code ENOENT

Hey Guys i'm a beginner app developer and i chose phonegap please see the problem while adding android as a ... js:355:11) C:Userspshewalehi> See Question&Answers more detail:os...

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

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568 views

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android - Gatt 133 exception on read characteristic and followed by gatt 22

Problem: I am getting a GATT exception 133 when trying to read the characteristics. I made a delay to read but ... intentAction,""+status); } } See Question&Answers more detail:os...

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

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317 views

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android - Receiving hidden status bar/entering a full screen activity event on a Service

I have a service that adds some views to the window manager (something like facebook's chat heads). This views ... . Any alternative for API 9? See Question&Answers more detail:os...

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

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783 views

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android - "Java.exe" exited with code 1 (Proguard issue)

I get the following error when I build my Xamarin.Android app in Release. "Java.exe" exited with code 1 Here ... somebody know what can I do? See Question&Answers more detail:os...

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

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324 views

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android - Remove year from DatePickerDialog

I'm using the basic DatePickerDialog tutorial by Android found here Android Date Picker and I've got it working. ... out it breaks the code. See Question&Answers more detail:os...

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

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342 views

1 answer

android - showDialog in button Listview adapter

i have a listView like THIS i want when i press the delete. it show a dialog like this image so when i ... but itsnt success. i got this error 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

1 answer

android - How to make a WebView Load fast And adding a Progress bar to it

I am making a simple application in which I have put a webview, but the page is loading very slow(tried with many ... (url); 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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572 views

1 answer

android - EditText with custom theme shows underline under selection handle

i am trying to modify the underline color of a EditText by applying a theme. Style: <style name="MyTheme.EditText ... know how to fix 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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322 views

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android - sqlite db update

Is there an easy way to update a table in sqlite in android? (like a single line in built method) ? I have ... then update a row in the table. See Question&Answers more detail:os...

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

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652 views

1 answer

android - How to change the floating hint color of TextInputLayout if EditText inside is disabled

I am using EditText with TextInputLayout. I just want to change the floating hint color of TextInputLayout if the ... /lightGray"/> </selector> See Question&Answers more detail:os...

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

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316 views

1 answer

android - Defining Strings in res/values/string.xml?

What's the point of defining strings in xml at the res/values/string.xml directory? Is it more efficient ... handles these objects in memory? See Question&Answers more detail:os...

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

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507 views

1 answer

android - How to open (audio) file from file manager using Flutter app

When a user tries to open an audio file from his/her file manager I want to show him/her my app ... the state variable currentSong in Flutter? See Question&Answers more detail:os...

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

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