Unfortunately, those programs don’t play well with today’s distributed systems, and the amount of legacy code at companies such as Sabre Holdings Corp. in Southlake, Tex., makes a rewrite a huge ...

Sabre Holdings Corp., the air-travel software company, has an ambitious set of objectives for the remake of its “shopping engine,” a 25-year-old mainframe application with 10 million lines of ...

Kristine Harper was a high school senior when she took her first mainframe class. Six years later she’s a professional mainframe programmer and platform evangelist to young people beginning their IT ...