existing requirements for ListView item to support gesture zooming in and out, trying some of what is said online is unsuccessful, how should it be realized? ...

helloworld, simulator cannot be run after android studio3.0.1 is installed, userdata.img file cannot be found in error start to learn Android, can not run the first program, tried several different simulators are not good, please help to have a look...

< H1 > 1. Cannot set minimum sdk to 2.3.3 level10, with a minimum of 4.0 < H1 > 2.sdk managersdk 2.3.3 3. build.gradle Thank you! ...

app_process -Djava.class.path= xxxxxxxx.jar data local tmp xxxxxxxx com.xxxx.xxxxx I have started this process, but how can I connect it to Android studio s debugger? Or is there another way to debug? ...

I have a module named core , in which I have declared that I rely on an annotation processing framework arouter the code is as follows ... api project(":core") kapt com.alibaba:arouter-compiler:1.1.4 but it has no ...

@ Override public View getView (int position, View convertView, ViewGroup parent) { View view; if (convertView = = null) { view = newView (mContext, mCursor, parent); } else { view = convertView; } notifyDataSetChanged (); bindView (view, mContext, ...

such as the title. is the recyclerview, displayed in popupwindows, so it is new. CustomPopWindow just encapsulates some common operations of Popwindow paste the relevant code below, please give some advice to solve the doubt! : ...

I structure my project through componentization, and the shell engineering app, relies on components An and B as well as the underlying library C. Auroral push is needed in the project, so I added to the build.gradle of the base library C compile cn....

the requirement is that the backend gives a simple video playback page to play the video resources included in the webview page. I would like to ask the gods whether there is any way to make the local video resources also play in the web pages displaye...

write the onclick method directly in xml java can directly create a new method in activity kotlin prompts the error org.jetbrains.kotlin.asJava.classes.KtLightClassImpl I don t know which friend has encountered this kind of problem and how to solve ...

1. Cannot find UploadManager class for uploading pictures java.lang.NoClassDefFoundError: Failed resolution of: Lcom qiniu android c j; at com.sevenplus.chinascience.activity...

my build.gradle configuration: flavorDimensions "default" productFlavors { free { dimension "default" applicationId "com.android.hello.free" } pro { dimension "default" ...

topic description error opening app Times sources of topics and their own ideas related codes Please paste the code text below (do not replace the code with pictures) what result do you expect? What is the error message actually seen? ...

reference links at the end of this article: tutorials of this code and how to use interfaces, tutorials of switch statements links are links 1. summary of there are more implementation methods , for link 2. the links in the text are visually ...

does anyone know what s going on? When I use this for the first time, I feel that whether I can run or not depends on luck. I want to run a flutter . ...

Code implementation UUID u1 = UUID.fromString("f3930000-e50e-24dc-ca9e-075629323000"); UUID u2 = UUID.fromString("f3930000-e50e-24dc-ca9e-1DD0ED902E00"); UUID[] myUUID ={u1,u2}; mBluetoothAdapter.startLeScan( myUUID, mLeScanCallback...

What are the common development frameworks under Android? such as UI framework, MVC framework? UI framework I found a QMUI,. I don t know if there is any other UI framework that is better to use. I don t know which frameworks will be used to devel...

Local implementation, the effect of toolbar and recyclerview? ...

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The layout files of the whole project are stored in the layout folder of Android Studio. Is there any way to store them separately? All huddled together in one folder completely confuses which file belongs to which function module. my current folder is ...