Recent questions tagged Android

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android - Providing video recording functionality with ARCore

I'm working with this sample (https://github.com/google-ar/arcore-android-sdk/tree/master/samples/hello_ar_java), ... recommended way to do 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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315 views

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android - Download Images From URL to SD Card

I am trying to create a very simple Image Downloading app. in which i want to download all images from this url to ... into((Target) 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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462 views

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android - jQuery Mobile not working in WebView when loading from local assets

I am trying to render in my Android app a page created using jQueryMobile, but I need to do it in a webView, in an ... > <body> </body> </html> 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 - Facebook lide slideout menu (Not using that library)

I want to have facebook like menu in my application. There are many threads on this and all ... rootLayout.setLayoutParams(rootLayoutParams); } See Question&Answers more detail:os...

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

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433 views

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android - OpenCV - Detect hand-drawing shapes

Could OpenCV detect the geometric shapes which is drawn by hand as below? The shape can be a rectangle, ... which detect these shapes. 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 to get the latitude and longitude of an image in sdcard to my application?

From my application I can open gallery. Is there any way to get latitude and longitude of any selected image in gallery to my 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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android - How to open Drawer Layout only with button?

I'm working on application that has a tab structure, and use sliding movements to move through the tabs. But now ... . Is this possible? 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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292 views

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android - How to get all contacts first name, last name, email, phone number, etc without duplicates

I am trying to get details of all the contacts available in phone contacts using below code. But facing small issue ... IS THERE ANY OTHER 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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268 views

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android - Scolling with multiple RecyclerViews in Layout

I have created a layout which has two RecyclerViews. One scrolls horizontally while other scrolls vertically. I can ... "/> </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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367 views

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android - How to create a Facebook key hash?

In the Facebook android tutorial we are told to use following code to create a key hash: keytool -exportcert ... /docs/mobile/android/build/#sso See Question&Answers more detail:os...

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

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571 views

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android - How to remove cookies using CookieManager for a specific domain?

I know about the existince of CookieManager, but how do I remove cookies of a domain only? Can someone help me with some code 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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249 views

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android - How to talk to a Bluetooth keyboard?

I've written an Android app that connects to a Bluetooth keyboard. It connects through a BT socket to the keyboard ... doomed to fail (see #2). See Question&Answers more detail:os...

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

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281 views

1 answer

android - Stop uninstallation of application

i create an app and install it on phone. now i want to add a feature that my app should not uninstall ... me in this regard 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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625 views

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android - Illegal State Exception when calling MediaCodec.configure()

I get the IllegalStateException on MediaCodec.configure() line, I'm trying to record audio using MediaCodec. ... suggestions would be welcome! 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

1 answer

android - Matching two audio files

I want to record a dog bark, save the file and compare with several files containing different types of bark ( ... Thank you for the tips. 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 - Adding event with reminders to calendar with 'Intent.putExtra()' way of doing

I'm trying to add events to calendar with the following code : public Intent calPopulation() { Intent calIntent = ... ? Thanks in advance. 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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429 views

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android - Start / stop built-in Wi-Fi / USB tethering from code?

How can I start or stop the built-in tethering in Android 2.2 from my 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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315 views

1 answer

android - OnItemClickListener Navigation Drawer

I am making an app from the example of Android Developers with the Navigation Drawer. I made the items but ... activities, what is the mistake? See Question&Answers more detail:os...

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

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299 views

1 answer

android - How to establish a two-way communication between Activity and Service in different process?

I'm working on establishing a two-way communication between an Activity and a Service which runs in a different ... Thanks for any help, steff 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 - Cordova video / audio won't play from cdvfile:// urls after update to 3.3.0

My Cordova app downloads audio files from a server and makes them available to play when the device is offline. ... path from the file plugin? See Question&Answers more detail:os...

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

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588 views

1 answer

android - Room annotation processor with Data binding

I have used Data binding in my existing code and now I am migrating to Room for persistence. I have ... Room and Data binding together ? See Question&Answers more detail:os...

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

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283 views

1 answer

android - How to detect the type of an NFC chip

Does anyone know how I can find out via the Android NFC API which NFC chip is used in a tag which I am reading ... but the chip in the NFC tag. 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 - Draw a perfect curve connecting three points

I would like to draw a curve connecting three points in my screen PointA = (480,46) PointB = (160,137) PointC ... ? Please Help.. Thanks, Sen See Question&Answers more detail:os...

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

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753 views

1 answer

android - How to continuously get RSSI without connecting to the BLE device?

My application needs to constantly get RSSI value of a bluetooth device to make some distance-rssi approximation ... do this without connecting. See Question&Answers more detail:os...

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

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432 views

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android - How to use libraries in AIDE

I'm not very familiar with Gradle, but from what I understand you're supposed to be able to pull libraries ... settings, but that did nothing. See Question&Answers more detail:os...

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

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308 views

1 answer

android - How to crop images from camera

How can I crop the camera images. Now it is showing the the image for crop and after selecting the crop ... { Img_View.setImageBitmap(bitmap); } 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 - Determine signing certificate from an APK

I have created a signed APK from Eclipse for Android. I want to know that which RSA certificate type is used in ... RSA key size (1024/2048)?" See Question&Answers more detail:os...

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

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487 views

1 answer

android - Expandable list view move group icon indicator to right in jellyBean 4.3 version?

The below method is not working in android version jellybean 4.3. historyExpaLV.setIndicatorBounds(historyExpaLV.getRight ... 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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