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Array initializing in Scala
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scala> val arr = Array("Hello","World")
arr: Array[java.lang.String] = Array(Hello, World)
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How to add items to a spinner in Android?
...ayout_width="wrap_content"
android:layout_height="wrap_content"/>
Java file:
public class SpinnerExample extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Strin...
Design RESTful query API with a long list of query parameters [closed]
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If you are developing in Java and JAX-RS I recommend you use @QueryParam with @GET
I had the same question when I needed to go through a list.
See example:
import java.util.List;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs....
dynamically add and remove view to viewpager
...port android.widget.Button;
import android.widget.GridView;
import java.lang.reflect.Array;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
SharedPreferences pref;
SharedPreferences.Editor editor;
GridView gridView;
Button button;
...
How does the bitwise complement operator (~ tilde) work?
...nt a=4;
System.out.println(~a);
Result would be :-5
'~' of any integer in java represents 1's complement of the no.
for example i am taking ~4,which means in binary representation 0100.
first ,
length of an integer is four bytes,i.e 4*8(8 bits for 1 byte)=32.
So in system memory 4 is represented a...
2D cross-platform game engine for Android and iOS? [closed]
... done. You can use any JVM language you like. Here's a 13 part tutorial in Java, and here's a bunch using jruby. There's a good skeletal animation tool that works with it here, and it has baked in support for tiled TMX maps as well. The ui framework is awesome, and it has a scene graph and actor sty...
Still Reachable Leak detected by Valgrind
...nically "still reachable". This is the case of memory leak you can have in Java or other garbage collected languages.
– lvella
Jun 25 '15 at 18:50
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How does interfaces with construct signatures work?
...mented by any class(at first glance this might look weird for guys with C#/Java background like me but give it a chance). It is slightly different.
For a moment think of it as a interface with a call signature(like a @FunctionalInterface in Java world). Its purpose is to describe a function type..k...
Simple Getter/Setter comments
...be imaginary for weird employees)
*/
public float getSalary();
That way javadoc checking tools (such as Eclipse's warnings) will come out clean, and there's no duplication.
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ExecutorService, how to wait for all tasks to finish
...uestions on SO:
How to wait for all threads to finish
Return values from java threads
invokeAll() not willing to accept a Collection<Callable<t>>
Do I need to synchronize?
None of these are strictly on-point for your question, but they do provide a bit of color about how folks think ...