Recent questions tagged Android

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android - Change ActionBar Menu Icons depending on Style

I want to use different ActionBar Icons depending on which style I use (Dark or Light). I couldn't figure it ... nothing worked. Any ideas how? 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 - How to calculate the time difference between two time fields , with respect to the date changes

I want to calculate the time difference.I have three EditTexts , I want to input the times in the first ... method.Please give any other logic See Question&Answers more detail:os...

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

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522 views

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android - camera intent auto rotate to 90 degree

In my code below, I am trying to take photo using native camera and upload to server but when I take it as ... image before saving to SD card? See Question&Answers more detail:os...

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

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329 views

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android - WIFI_STATE_CHANGED_ACTION intent not received upon connection to WiFi access point?

Part of my app's functionality is to scan and display a list of WiFi access points, and then connect to ... in Android's wifi settings screen. See Question&Answers more detail:os...

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

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344 views

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android - Google map API v2 is not working

I am trying to run sample code mention here : Google Maps Android API V2 Sample code but i am getting error ... (1801): ... 15 more 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 - Draw line along points using finger

I can actually draw lines with finger in my app using the FingerPaint in API Demos given in samples of Android ... Still 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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384 views

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android - Upload file with Azure Storage using SAS (Shared Access Signature)

I know that there is library available for uploading the file using Azure Storage. I have refer this for same ... even not uploading image file. See Question&Answers more detail:os...

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

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733 views

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android - Could not install Gradle distribution from 'https://services.gradle.org/distributions/gradle-5.4.1-all.zip'

Could not install Gradle distribution from 'https://services.gradle.org/distributions/gradle-5.4.1-all.zip' I ... Any help would be appreciated. See Question&Answers more detail:os...

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

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969 views

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android - How to draw a curved line between 2 points on canvas?

I have tried a lot of different approaches from examples around the web, but I can't seem to get this to work. ... that is drawn on the canvas. See Question&Answers more detail:os...

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

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499 views

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android - How to play a video with the YouTube API using YouTubePlayerFragment?

I'm trying to play video in my Fragment. However, I cannot get it to work. If I'm extending ' ... with using YouTube API in Fragment? See Question&Answers more detail:os...

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

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938 views

1 answer

android - What does getLine1Number() return with dual SIM phones?

What does getLine1Number() method of TelephonyManager return with dual SIM phones like LG Optimus Net Dual? See Question&Answers more detail:os...

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

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276 views

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android - What happens when App crashes?

I'm developing an Android app and as expected, there are situations where my code crashes (bugs, null pointers, ... ? Many 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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320 views

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android - onOffsetsChanged not called by Touchwiz

Note: since it is a question specific to Samsung, I also asked it on their developer board. I am currently ... make use of the method again? See Question&Answers more detail:os...

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

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521 views

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android - Insert character between the cursor position in edit text

My code is : EditText edt edt.addTextChangedListener(new TextWatcher() { @Override public void afterTextChanged( ... position. Dialpad Image See Question&Answers more detail:os...

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

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662 views

1 answer

android - Disable Double Tap Zoom/Unzoom on a webview

On Android, I'm am using a webview to display a chart designed by the API flot. I'm using this code: super. ... work. Do you have any clue ? See Question&Answers more detail:os...

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

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414 views

1 answer

android - FragmentTransaction .attach and .detach for Actionbar tabs

I'm trying to get the code here to work. It compiles fine. It will run. And it will load tab 1 (of 3 ... doesn't get hit before the app crashes. 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

1 answer

android - Retrofit - removing some invalid characters from response body before parsing it as json

I have an external web service that in the response body returns json but nested in parentheses, like this: ... before parsing the json? See Question&Answers more detail:os...

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

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431 views

1 answer

android - Reading notifications using AccessibilityService

I've recently tried to read incoming notifications using AccessibilityService. I know reading notifications using ... 5. 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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358 views

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android - How to persist fragment data after backstack transactions?

I've got an activity, containing fragment 'list', which upon clicking on one of its items will replace ... : possible related/duplicate question See Question&Answers more detail:os...

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

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516 views

1 answer

android - insert JSON data using Room Library

I have very complex JSON response coming from server. I need to insert in local database. Below is my ... pojo class with column declearation. See Question&Answers more detail:os...

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

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490 views

1 answer

android - Fragment.newInstance() vc onSaveInstanceState()

Why is it recommended (different sources) not to overload the constructor for Fragments but use static Fragment. ... Thank you very 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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458 views

1 answer

android - Perform swipe on screen using AccessibilityService

I want to perform swipe on screen using accessibility service. i tried this but this only perform a ... (gesture,gestureResultCallback,null); See Question&Answers more detail:os...

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

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287 views

1 answer

android - What is the relationship between Task and Back stack

When I read the android official document, I notice that the Android system manages activities by task, but it ... to a back stack? See Question&Answers more detail:os...

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

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301 views

1 answer

android - Broadcast Receiver with sendMultiPartTextMessage

I've been trying to get the status result code from sendMultipartTextMessage, the thing i don't ... on sendMultipartTextMessage. 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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344 views

1 answer

android swipe to delete list row

so i've done some searching but haven't found a good answer. anyone who's familiar with android 4.0 ... is always appreciated. thanks all! See Question&Answers more detail:os...

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

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467 views

1 answer

android - Toolbar's shadow on status bar for Lollipop

I'm using a template from Android Studio that used AppCompat Toolbar. Unfortunately, the toolbar casts shadow on the ... </style> </resources> See Question&Answers more detail:os...

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

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400 views

1 answer

android - Change the weight of layout with an animation

In my main layout file, I have a RelativeLayout, with a weight of 1 (basically to display a map) above a ... ) to do that ? 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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795 views

1 answer

android - onCreate(...) is called twice after the device is rotated

I have a question about rotating the Android device. My code logs a static and non-static attribute in onCreate( ... when the device is rotated? See Question&Answers more detail:os...

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

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