23 questions
//hm.get(name): 1_01.wav//sound_list: [1_00.wav,1_01.wav]//Value is as above.Log.d(asdf, String.valueOf(sound_list.contains(hm.get(name)))); //-1Log.d(asdf, String.valueOf(sound_list.contains(1_01.wav...
String [] stockArr = {hello, world};This worksString [] stockArr = (String[]) stock_list.toArray();Why isn't this working?How do I change ArrayList to String[]?
What is the difference between the two data structures of ArrayList and Vector? Where should I use each of them?
There is a string ArrayList, but I want to erase the repeated string from this list. What should I do?
I'd like to ask you a question about Serializable Intent.If you serialize the data class of ArrayList and simply send putExtra, the receiving side will receive itDo I just have to do getSerializableEx...
There are two ArrayLists, filelist and imgList. If each of these is H1.txt, it's related to e1.jpg.When I change the order of the imgList automatically, I want to change the order according to the fil...
Add button on main screen (A) On the next screen (B) Enter Email (Edit Text)Enter name (edit text) Confirmation (Button) In this screen configuration, press the Email, Name, and OK button in the Edit ...
First of all, assuming that it's a structure, it' name, its age, The name of the structure is st. ArrayList [] list= new ArrayList[5];st s = new st(); s.Name (name);s.Age (11);list[0] = new ArrayList(...
List<String> listItems = new ArrayList<String>(); for(BluetoothDevice device : mDevices) { listItems.add(device:mDevices){ } listItems.add (Cancel); } final CharSequence[] items = lis...
package arrayList;import java.util.ArrayList;public class Student { String name; ArrayList<Book> bookList; public Student(String name) { this.name = name; bookList = new ArrayList<Book>(...
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