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How to select valid lines for secondary list?
To stop the user from selecting invalid lines, ABAP/4 offers various possibilities. At the end of the processing block END-OF-SELECTION, remove the contents of one or more fields you previously stored for valid lines using the HIDE statement. At the event AT LINE-SELECTION, check whether the work area is initial or whether the HIDE statement stored field contents there. After processing the secondary list, clear the work area again. This prevents the user from trying to make further secondary lists from the secondary list displayed.
When the get cursor command used in interactive lists? If the hidden information is not enough to uniquely recognize the selected line, the command GET CURSOR is used. The GET
What are the different phases of consumer mercantile model? There are three different phase of consumer mercantile model like listed as in below: • Pre-purchase interaction
Which translator perform macro expansion, is called? Ans. Macro pre-processor perform macro expansion.
Implicative normal form: Thus the sentence is now in CNF. In Fact for simplification can take place by removing duplicate literals and dropping any clause that contains both A
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Explain Gray Code Ans. Gray Code 1. Extremely useful code. Also termed as reflected code. 2. All gray code is different from the preceding and succeeding codes thr
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Common channel signalling in SS7 is (A) out band control channel. (B) In band control channel. (C) Speech control channel. (D) None of the above. Ans:
Swing is a GUI toolkit for Java. It is one kind of the Java Foundation Classes (JFC). Swing haves graphical user interface (GUI) widgets such as text boxes, buttons, split-panes, a
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