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initial_condition2 The initial value for the second transition function argument . Suddenly the little red hen ’ s corporation was making millions , and the company ’ s stock soared . NOTIFY behaves like Unix signals in one important respect : if the same condition name is signaled multiple times in quick succession , recipients may get only one notify event for several executions of NOTIFY . initial_condition1 The initial value for the first transition function argument . Volunteers will find them all online at www.eweek2006.org . Civil engineers design solutions to cope with many of our planet 's most serious problems - - foul air ; decaying cities , roadways , and bridges ; clogged airports and highways ; polluted streams , rivers , and lakes .