ItemsDbHelper: Some fields are only used once in a single method, so make them local variables of those methods
ItemsDbHelper: Replace all instances of "_id="+id with a method buildIdSelectString(id)
ItemsDbHelper: Declare some local variables as final
ItemsDbHelper: Replace all instances of "_id="+id with a method buildIdSelectString(id)
ItemsDbHelper: Remove field mContext. In the constructor, use the Context object parameter directly in the call to DbHelper's constructor
ItemsDbHelper: Declare field mDbHelper as final
ItemsDbHelper.flipStatus(): Create separate variable for holding new status value, instead of re-using the current status variable
ItemsDbHelper.getItemStatus(): Declare some local variables as final
ItemsDbHelper.flipAllItems(): Repeat earlier change from method flipStatus(). Declare some lcoal variables as final
ItemsDbHelper: Add javadoc for method buildIdSelectString()
ItemDescriptionEntryActivity.onCreate: Declare variable okButton as View instead of Button, since setOnClickListener is a View method, and the type of okButton can be changed more easily later on