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How to send an object from one Android Activity to another using Intents?
...s an example
public class MyParcelable implements Parcelable {
private int mData;
/* everything below here is for implementing Parcelable */
// 99.9% of the time you can just ignore this
@Override
public int describeContents() {
return 0;
}
// write your object...
Group a list of objects by an attribute : Java
...add the students object to the HashMap with locationID as key.
HashMap<Integer, List<Student>> hashMap = new HashMap<Integer, List<Student>>();
Iterate over this code and add students to the HashMap:
if (!hashMap.containsKey(locationId)) {
List<Student> list = n...
How to dismiss the dialog with click on outside of the dialog?
...on type. if the action type is
'MotionEvent.ACTION_OUTSIDE' means, user is interacting outside the dialog region. So in this case, you can dimiss your dialog or decide what you wanted to perform.
view plainprint?
public boolean onTouchEvent(MotionEvent event)
{
if(event.getAction() == M...
Best practice for creating millions of small temporary objects
...
Experiment with the Java heap size to try to find a point where full garbage collection is rare. In Java 7 the new G1 GC is faster in some cases (and slower in others).
– Michael Shopsin
May 8 '13 at 15:21
...
Working Soap client example
...r WS, change the parameters below, which are:
- the SOAP Endpoint URL (that is, where the service is responding from)
- the SOAP Action
Also change the contents of the method createSoapEnvelope() in this class. It constructs
the inner part of the S...
What is the purpose of AsQueryable()?
...ready capable of providing an enumeration capability), why would I need to convert to IQueryable using the extension method AsQueryable()? Maybe a small code example to illustrate where this would come in handy? I seem to be missing something in your explanation. Thanks for your time.
...
Why JSF saves the state of UI components on server?
...tree provides information about the request parameter names, the necessary converters/validators, the bound managed bean properties and action methods.
Until what point in time does JSF save the state of UI components on the server side and when exactly is the UI component's state information remo...
How do I pass a class as a parameter in Java?
...on
import java.lang.reflect.*;
public class method2 {
public int add(int a, int b)
{
return a + b;
}
public static void main(String args[])
{
try {
Class cls = Class.forName("method2");
Class partypes[] = new Class[2];
...
What is Java Servlet?
...nd HTTP, its a Java program, it only understands objects, so web container converts that request into valid request object
Web container spins a thread for each request
All the business logic goes inside doGet() or doPost() callback methods inside the servlets
Servlet builds a Java response object ...
Why is there no std::stou?
...std::sto* functions mirror strto*, and the std::to_string functions use sprintf.
Edit: As KennyTM points out, both stoi and stol use strtol as the underlying conversion function, but it is still mysterious why while there exists stoul that uses strtoul, there is no corresponding stou.
...