<p style="color:rgb(40,40,40);font-family:'Source Sans Pro', sans-serif;">i used this to compute new column but client wants the result in HH:MM rather than integer which is the default for subtracting time.</p>
<p style="color:rgb(40,40,40);font-family:'Source Sans Pro', sans-serif;"> </p>
<p style="color:rgb(40,40,40);font-family:'Source Sans Pro', sans-serif;">BirtDateTime.diffHour (BirtDateTime.now(),row["TARGSTARTDATE"])</p>
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