Snow Text Effects Paint.NET

Date difference in millisecond between two date, GregorianCalendar, Calendar, after(), befor(), getTimeInMillis().

public class HoriziontalScrollActivity extends Activity {
TextView txtV;
	Context cntx;
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        txtV = (TextView)findViewById(R.id.idLabel);
        cntx = this;
        StringBuilder strBuild = new StringBuilder();
        Calendar firstDate = new GregorianCalendar(2011, Calendar.DECEMBER, 31);
        Calendar secondDate = new GregorianCalendar(2012, Calendar.JANUARY, 1);

        
        Boolean bDetermine = firstDate.after(secondDate);            // false
        strBuild.append("Is firsDate after secondDate? " + bDetermine + "

");
        bDetermine = firstDate.before(secondDate);                   // true
        strBuild.append("Is firsDate before secondDate? " + bDetermine + "

");
        
        
        long differenceInMillisecond = 0L;
         differenceInMillisecond = secondDate.getTimeInMillis()-firstDate.getTimeInMillis();
         // second == 1000 millisecond
         long second = differenceInMillisecond / 1000L;
         strBuild.append("Difference between two dates is: " + second + "

");
        
         txtV.setText(strBuild);

    }
  
}

Hide module - open dialog: File > Project Structure Ctrl + Alt + Shift + S


Hide module: in opened Dialog select module which will hidden and click on minus (left upper corner)



If module is hidden, you can permanetly delete module from disk. But if you want using module in future,  copy module into other folder (not into AndroidProjects folder and his subbfolders) and delete module permanetly from project and disc. Right mouse click on module and select from menu Delete.


If you want import the backup copy to project, use: File>New>Import mudule

If your class extends AppCompatActivity

public class SearchableActivity extends AppCompatActivity

Check if linked appropriate library for:

import android.support.v4.view.MenuItemCompat;

import android.support.v7.app.AppCompatActivity;

import android.support.v7.widget.Toolbar;

Check if you have to properly sett SearchView in menu xml for onCreateOptionsMenu menu_main.xml

<menu xmlns:android="//schemas.android.com/apk/res/android" xmlns:app="//schemas.android.com/apk/res-auto"
xmlns:tools="//schemas.android.com/tools"
tools:context=".SearchableActivity">
<item


  android:id="@+id/menu_search_my"

        android:title="@string/menu_search"

        android:icon="@drawable/ic_menu_search"

        app:showAsAction="collapseActionView|ifRoom"

        app:actionViewClass="android.support.v7.widget.SearchView"

/></menu>

Check your SearchableActivity onCreateOptionsMenu

   @TargetApi(Build.VERSION_CODES.HONEYCOMB) @SuppressLint("NewApi") @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.menu_main, menu);

        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {



            android.support.v7.widget.SearchView searchView = (android.support.v7.widget.SearchView)

                    MenuItemCompat.getActionView(menu.findItem(R.id.menu_search_my));

            SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);

            if(null!=searchManager ) {

                searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));

            }

            searchView.setIconifiedByDefault(false);

        }

        return true;

    }

How to quickly change all icon set in .apk project with Eclipse:

Right click on project in folder tree
Select New - Ohter


In open wizard dialog select Android Icon Set


Set Icon set name:


Open some large icon for your project for example 512x512 px and wizard will make all set of icons from one largest icon:


Wizard will create all set of icons from this one largest icon.
Click on finish button:

create div with class with name e.g. circle


create in styleSheet.css class circle

html code

 <div class="circle" id="">3</div>

css code

.circle {
 border-radius: 50%;
    width: 50px;
    height: 50px;
    background: yellow;
    position: absolute;
    display: block;
    border: 6px solid blue;
    font-size: 50px;
    text-align: center;
}