A do...while loop is similar to a while loop, except that a do...while loop is guaranteed to execute at least one time.SyntaxFollowing is the syntax of a do...while loop −do {    // Statements }while(Boolean_expression);Notice that the Boolean expression appears at the end of the loop, so the statements in ... Read More

Use List.clear() method to empty an array.Exampleimport java.util.ArrayList; import java.util.List; public class Tester {    public static void main(String[] args) {       List list = new ArrayList();       list.add("A");       list.add("B");       list.add("C");       list.add("D");       list.add("E");   ... Read More

Following example helps to determine the upper bound of a two dimensional array with the use of arrayname.length.https://www.tutorialspoint.com/javaexamples/arrays_upperbound.htm

In Sybase, when you have indexes on tables it affects transfer speed. When bcp is used on such tables, it automatically uses its slow mode and logs data is inserted in the transaction log. These logged inserts can cause the transaction log to become very large.To control this data excess ... Read More

In this code, you have used ‘BT’ i.e. between so select option will hit any date between today and YYYYMMDD ‘99991231’.You should declare high dates at INITIALIZATION so that it is visible on the selection screen and you can change it if required.select-OPTIONS: so_date FOR sy-datum. INITIALIZATION.    so_date-sign = ... Read More

In your custom control, there are two aggregation updates- setAggregation and addContent. When you use Aggregation mutators, it uses 3rd parameter to suppress invalidation.It will insert the aggregation but suppress the invalidation since whole control will be rendered at the end it.oControl.setAggregation("layout", oSavedButtonHLyt, true); // suppress invalidateYou should think that ... Read More