Recent questions tagged Android

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android - Speed up encryption/decryption?

I have an encryption and decryption code which I use to encrypt and decrypt video files (mp4). I'm trying to ... to use the word: decrypted). See Question&Answers more detail:os...

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

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220 views

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android - Key Events in TabActivities?

I have a TabActivity and want to catch and handle presses of HOME and BACK. Where do I need to catch these ... I need to catch these KeyEvents? See Question&Answers more detail:os...

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

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295 views

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android - calculate acceleration in reference to true north

For my App I need to calculate the acceleration of my device in reference to true north. My idea was to ... orientation? Is it even 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 - Start Activity Intent on Clicking Text Inside Webview

I have a webview in my xml which goes like below: <WebView android:id="@+id/webView" android: ... mistake here.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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436 views

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android - One side ViewPager swiping only

I have a ViewPager in my application and I would like to disable/allow swipe to right side in any time. ... Anyone was solving the same 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

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android - GLSurfaceView framerate issues on Nexus 5

I have an example application (full source) that encodes camera frames with MediaCodec while displaying them on a ... I'm not insane. See Question&Answers more detail:os...

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

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618 views

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android - How to launch activity and show specific fragment

I have a MainActivity that has several fragments which are added and then shown/hidden. This is because the ... ? Is there another 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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314 views

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android - How to dynamically update a ListView with custom adapter?

I have a main activity that creates a ListView and a Custom Adapter. I'm able to populate the ListView if I have ... .setText("Done!"); } } See Question&Answers more detail:os...

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

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562 views

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android - How to dynamically add polylines from an arraylist

I have an places = ArrayList<ArrayList<LatLng>> I am adding LatLng points into the inner ArrayList and then I have a ... " + places.size()); } 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 convert linearlayout to image

I want to convert the full layout with it's contents (views) into Drawable 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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235 views

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android - Out of memory Error on setImageResource

I'm making a board game, and I'm using a 10x10 GridView for the board. I've made a class ImageAdapter ... a crash. This is quite mysterious. See Question&Answers more detail:os...

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

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190 views

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android - What is the best way to apply color filter on hair style with some specified hair style image pattern?

I am developing an android application for hair style salon.I am having two images. One is hairstyle (hair) ... anyone have idea please reply. See Question&Answers more detail:os...

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

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197 views

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android - Application without app icon

I plan to do an app which contains only one activity and without any app icon, where I need to open this ... Is this possible in Android? 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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167 views

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android - how to parse the value in the attribute in xml parsing

Hi i have a webservice like this <audio title="Terry Waychuk Pure2010" audio="http://www.boodang. ... folder(Terry_Waychuk or The_Grimey_Tech). See Question&Answers more detail:os...

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

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206 views

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android - How to save and return cookies to the web service?

I'm using ksoap2 for web service method calls. I used ksoap2-android-assembly-2.5.4-jar-with-dependencies. ... Please help. 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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471 views

1 answer

android - Eclipse ADT Bundle Not Working Properly

I've just downloaded the Eclipse ADT Bundle from official site: http://developer.android.com/sdk/index.html ( ... . What's wrong here? 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

1 answer

android - Set a Listener in a Service-based Class

Hy i have a problem to set the ServiceUpdateUIListener in the service to update the UI. It's wrong to make a ... l) { UI_UPDATE_LISTENER = l; } See Question&Answers more detail:os...

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

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386 views

1 answer

android - Enable/Disable Mobile Data (GPRS) using code

I was having one solution for enabling and disabling data that was working good in API 8 and 10, but that ... to till date Android OS versions. 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

1 answer

android - Use the same instance of view model in multiple fragments using dagger2

I am using only dagger2 (not dagger-android) in my project. It's working fine to inject the ViewModel ... new ChartViewModel(repository); } } See Question&Answers more detail:os...

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

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275 views

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android - how to install apk file programmatically

I want to install an apk file from my application. I have created an app that contains a button, when I click ... ? please help me with 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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272 views

1 answer

android - How to parse .net DateTime received as json string into java's Date object

I'm receiving .NET's DateTime object as json string through my asmx webservice and trying to parse it with ... receive DateTime as a Long value See Question&Answers more detail:os...

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

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424 views

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android - Rendering Problems NOTE: One or more layouts are missing the layout_width or layout_height attributes. These are required in most layouts

I have a project in Android and everything is okay then when i open the project yesterday this kept giving me ... </ScrollView> </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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356 views

1 answer

android - Do I need to call getWritableDatabase() everytime I manipulate data

I have a newbie question about sqlite databases in android: Do I really need to retrieve a ... databaseHelper.getReadableDatabase() right? See Question&Answers more detail:os...

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

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284 views

1 answer

android - How to remove a selected item from ListView using CursorAdapter

I am using CursorAdapter and below is my adapter class. My list consists of two text views and one button on each row. ... null); return v; } } See Question&Answers more detail:os...

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

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535 views

1 answer

android - What is the intent to launch any website link in Google Chrome

Hi I want to open the website in chrome app from my app webview when user click on particular link. I see ... any hyperlink. 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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200 views

1 answer

android - Get data from another activity

Still working on my skills in android. My problem here is that i have a label from my database that contain a ... any help. 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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555 views

1 answer

android - devicePolicyManager.lockNow() is not working for Motorola Tablets

public final static void lockDevice() { try { if (devicePolicyManager.isAdminActive(adminComponent)) { devicePolicyManager. ... Ideas.....? See Question&Answers more detail:os...

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

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191 views

1 answer

android - What to do with AsyncTask in onPause()?

I'm using an AsyncTask in my activity. Looks like: public class MyActivity { private AsyncTask mTask; private ... bound to the Activity? 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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