Android
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Android – how do I call a method from the onclicklistener.onclick method?
import java.io.InputStreamReader; import java.io.Reader; import java.net.URL; import java.net.URLEncoder; import com.…… -
Java – Android bitmap. Createbitmap() fills the heap
I need a big bitmap (6000) × 2000), so I created a: Bitmap.Config conf = Bitmap.Config.ARGB_4444; Bitmap bm = Bitmap.c…… -
Android – clips are not visually deleted
I'm trying to replace the fragment with a new fragment. To do this, I use the following code However, when viewed on A…… -
Android – contentobserver onchange() repeated multiple times
I'm trying to query data from calllog and insert it into the database. To do this, I create a contentobserver as an in…… -
Android – sqlitedatabase vs file store
I want to store structure type data (i.e. call log information, such as name, number, number type, date, time, duratio…… -
The problem of trying to build pocketsphinx androiddemo using NDK
I am trying to compile the pocketsphinx androiddemo, which provides a sample implementation of CMU pocketsphinx speech…… -
Android – process recyclerview onclicklistener in activity / fragment
Migrating from listview to recyclerview to handle "onItemClick" seems to be very painful One of the two most common me…… -
The problem of calling native Android jars encountered in xamarin.form (I) naming conflict during compilation
Principle description of official calling Java: https://docs.microsoft.com/zh-cn/xamarin/android/platform/java-integra…… -
Android hide title bar
Set the attribute on the < activity > element: Android: theme as @ Android: style / theme.notitlebar.fullscreen.…… -
Android – breaks the single top contract
This is the problem. I have an < activity alias > defined in my list as follows: <activity android:name="…… -
Java – Android: using adjustpan and adjustresize doesn’t work, but I need both
I haven't formally decided whether to take this route, but there is an advertisement in my XML document. The XML docum…… -
Android – select from a table based on relationships saved in another table
My situation I use SQLite on Android to store some data. This data is all in the same table, but each row can have one…… -
Java – Android studio on MAC: unable to find system compiler
When I tried to compile Hello world, I got this on one of my Macs On my other Mac, I don't have any problems. As far a…… -
Java – application crash due to NullPointerException
I am using listview. When I click the button, a dialog box containing EditText and button will open. When I click the …… -
Java – chat application in Android so that sender and receiver messages should be on different sides
protected void onPostExecute( ArrayList<HashMap<String,String>> myArrayList)// for arraylist(ArrayList…… -
Android expandablelistview and onchildclick do not work properly
I've been reading a lot of threads with the same problem as me, but I can't figure out what happened. I have an extens…… -
Android: the fixed title of amazinglistview is inaccessible
I have a project that uses amazinglistview: https://code.google.com/p/android-amazing-listview/ I need a clickable but…… -
Java – GCM keeps messages on the server until new messages arrive
I am using Google cloud messaging with the latest version of Google play service to develop applications If I turn off…… -
Java – Android – continuous drawing of shapes to random locations
I'm a little new about Android animation. I'm working on a project to put a picture of a ball in a random position - a…… -
Android – the layout differs between the graphical layout and the actual device
I have the following XML layout code: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="ht…… -
Android – how to find the source code for creating byte arrays
Using DDMS and creating hprof, I can see the "histogram" view of data in my application and notice too many very large…… -
Android – how to upload data from byte array to PHP server?
I upload the image file from the device to the PHP server by converting the file into a byte array. I use android-asyn…… -
Java – how to set setlayoutparams on dynamically adding elements on a widget
Currently, I am dynamically adding elements to my widget using the following: RemoteViews views = new RemoteViews(cont…… -
How long will the mobile Android Market Update after the upgrade is released?
After I upload / publish my application upgrade, it will be updated on the web Android Market immediately. But if I se…… -
Android pushes new activities when other activities are cleared
I have a series of activities a, B and C. After completion, I need to push the new activity y to my family activities.…… -
Android – how to save / load data online (using Ajax and JSON to store data) and offline (local)
I need to help find the best, cross browser compatible way to "save" user input and store them locally (offline mode) …… -
Android activity
I have five activities. The process is like this In activity 5, press the back button to return to activity 2 or 3 aft…… -
Android – how to bind mvvmcross to drawviewid to ImageView
How to return drawableid in the converter? My layout file: <ImageView android:id="@+id/imgTest" android:src…… -
Android – how to make navigationview headers sticky
Can I make the title sticky in the design support library navigationview? <android.support.design.widget.Navigation…… -
Android – get the path of DCIM folder on primary storage and secondary storage
I'm writing an application that should upload photos taken by the camera, which are stored in the DCIM / camera folder…… -
android base layout – top middle bottom
Android upper, middle and lower layout, and the middle part is automatically filled. The code is as follows, of which …… -
Android – reverse checkbox for textview
I tried different ways to reverse the textview box in Android. I use this "link" to do this But it doesn't work for me……