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android - How reliable is LocationManager's getLastKnownLocation and how often is it updated?
    I am building an app that can use a user's current location on certain actions. Location is more of a ... last known location is too old. 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 - Relativelayout inside Scrollview not working
    I have a relative layout inside a scrollview and I can't get it to work.I tried setting my relative layout's ... and the layout doesn't scroll See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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453 views
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android - Change ActionBar Tabs background color
    Is there a way to change the background color of the tab bar in the ActionBar without changing it in the ... ? I'm using ActionBarSherlock btw See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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476 views
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android - Navigation drawer below Actionbar
    Right now I just started a project in Android Studio with the NavigationBar as preconfigured in the template. Apparently ... be an easier 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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485 views
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android - How do I get the background color of a TextView?
    How do I get the background color of a TextView? When I press the TextView, I want to change the background ... resId of the background color. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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332 views
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android - Canvas draw functions not working after screen locked and unlocked
    I'm working on an augmented reality application in which I have a camera preview screen on which I draw some markers which ... * max; locationArray[1] = y + h; marker2.getLoca...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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650 views
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android - Is there a way to check if a TextView's text is truncated
    Is there a way to check whether a TextView's text is truncated in my 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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566 views
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android - SoftKeyboard does not display for a newly displayed Fragment
    I have a FragmentActivity that initially displays a fragment with a few buttons on it. When you click one of ... will be appreciated. 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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android - GlideDrawableImageViewTarget not found in Glide-4
    Why GlideDrawableImageViewTarget is not found in Glide4+? What is the alternative? My code: import com.bumptech ... (imageView)); } 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 - "Argument 'context' cannot be null"
    I used to have a Facebook Login button for 5 months in my application and it worked just as intended... until ... : What's going on 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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442 views
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android - How to cancel a JobIntentService
    How can I cancel a JobIntentService? I see no methods to do so in the docs, apart maybe from the JobSheduler API and ... if it's the right 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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740 views
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android - Cursor keys not working when using sqlite3 from adb shell
    When using sqlite3 through adb shell arrow keys, instead of moving the cursor to the desired position or summoning the ... 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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android - How to detect landscape left (normal) vs landscape right (reverse) with support for naturally landscape devices?
    What I would like to do: Detect the current layout orientation of the device (Portrait, Landscape-Left, Portrait ... which landscape mode it is. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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397 views
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android - achartengine demo compiling, but runtime error
    I followed demo instructions on page http://www.achartengine.org/content/goodies.html i successfully imported the demo ... on 'goodies' page? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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389 views
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android - Multiple Choice Searchable ListView
    OK I have a multiple choice ListView that works fine. I check the boxes for the contacts (held in a String[]) ... getFilter().filter(s); } }; See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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478 views
1 answer
android - How do I get the external storage's path?
    I'm trying to write a file to my phone. I used Environment.getDataDirectory() to know the internal storage's path ... ) path. What should 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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428 views
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android - Why link does not work in the text view?
    I have the link in my TextView: <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/ ... setContentView(R.layout.activity_main); See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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493 views
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android - Calendar.MONTH gives wrong value
    I'm trying to get the actual month from the Calendar using the following: Calendar c = Calendar.getInstance(); ... (Calendar.MONTH) returns 09. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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554 views
1 answer
android - Send data from Activity to Fragment already created
    I only have found information about how to create a Fragment sending some data to it, but only in its ... that has been previously created. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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820 views
1 answer
android - How to reset ObjectAnimator to it's initial status?
    I want to vibrate a view with scaleX and scaleY, and I am doing it with this code, but the problem is that ... with(scaleY); set.start(); Thanks See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
417 views
1 answer
android - Check volume button usage when screen is off
    For this question I'm going to quote another user who got no response to their question: I've written an ... like that as noted by Commonsware. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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557 views
1 answer
android - How we save image in gallery of emulator
    How we put any image in gallery of emulator. I tried that one in many ways , but i still failed to put a ... but i really failed to do so. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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510 views
1 answer
android - How can I tell if the input method picker is open or closed?
    My app opens the input method picker (the menu where you choose a keyboard) with InputMethodManager.showInputMethodPicker ... 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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647 views
1 answer
android - Xamarin Forms image not showing
    I have a Xamarin Forms (2.0) Android app where I'm trying to show an image. I've got an icon called icon- ... get this image to show in my app? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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590 views
1 answer
android - How to remove Navigation drawer icon
    How to remove pointed icon in Navigation Drawer, I just playing with Navigation Drawer, I just wanted to maintain only one icon. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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385 views
1 answer
android - Google play says: "You need to use a different package name" - why?
    I have already published an app called com.mycompany.mygame on google play. I then decided to publish an ad ... easiest way to resolve 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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459 views
1 answer
android - Google Cloud Messaging register AUTHENTICATION_FAILED
    I want to try Google Cloud Messaging (GCM) service, and I am faced with a problem at the beginning. I get ... such a problem? 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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468 views
1 answer
android - OutOfMemoryError at AbstractStringBuilder enlargeBuffer
    I am reading the youtube response in Stream and converting it to String. using the below code: URL: http:// ... this error. 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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