Calling Webservices with Groovy

import groovyx.net.ws.WSClient

def proxy = new WSClient("http://host/aService",this.class.classLoader)
def service = proxy.create("package.aService")
service.aMethod()

add/removing rows from dojox.grid.DataGrid

There is a bug with dojox.grid.DataGrid when deleting a row and adding it back. When adding back the row, it must have a different id otherwise it would not work.

mounting sd card on ubuntu linux

first do ls /dev/mmcblk*
you should see something like:

/dev/mmcblk0 /dev/mmcblk0p1

now mount the device /dev/mmcblk0p1:
sudo mount -t vfat /dev/mmcblk0 /mnt

your sd should now be available at the mount point /mnt