Android - a good tutorial of AsyncTask (link)

http://startandroid.ru/ru/uroki/vse-uroki-spiskom/151-urok-88-asynctask-itogovyj-rezultat-metod-get

Android: prevent display from turning off

http://stackoverflow.com/questions/10165108/android-prevent-display-from-turning-off

Android: Proof that findViewById() is slower than using a ViewHolder

http://www.blackmoonit.com/2011/06/proof-findviewbyid-slower-than-viewholder/

Android - How to apply color filter over ImageView component (link)

http://stackoverflow.com/questions/8193447/i-want-to-add-a-color-filter-to-the-imageview

If you want to use your predefined colours get them this way e.g. :

v.setColorFilter(getResources().getColor(R.color.green), PorterDuff.Mode.SRC_ATOP);

Android - How to apply borders to ImageView component (link)

1http://stackoverflow.com/questions/5841128/how-to-display-border-to-imageview

Link on GWT messages interface docs

http://www.gwtproject.org/doc/latest/DevGuideI18nMessages.html

Android - How to force use of overflow menu on devices with menu button

http://stackoverflow.com/questions/9286822/how-to-force-use-of-overflow-menu-on-devices-with-menu-button

try {
        ViewConfiguration config = ViewConfiguration.get(this);
        Field menuKeyField = ViewConfiguration.class.getDeclaredField("sHasPermanentMenuKey");
        if(menuKeyField != null) {
            menuKeyField.setAccessible(true);
            menuKeyField.setBoolean(config, false);
        }
    } catch (Exception ex) {
        // Ignore
    }

Java primitives types size chart

Below in the chart the size (in bytes) of primitive type goes next to its name.

1  byte

2  short

4  int

8  long

8  double

4  float

2  char

1  boolean

The way to highlite grid's selected rows in GXT v2

public void colorLockedGridRows() {
Grid grid = gridView.getGrid();
ListStore<BeanModel> store = grid.getStore();

for (BeanModel model : store.getModels()) {
SecurityGroupVO bean = model.getBean();
if ( bean.isLocked() ) {
Element row = grid.getView().getRow(model);
row.addClassName("locked-row-background-color");
}
}
}

PlayN framework for Android

https://code.google.com/p/playn/