This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Under sequence diagrams, how do we draw return arrows (that return value back to caller)? I do not see timeline of caller getting increased automatically when I try to draw an arrow back to caller from called method. Instead it creates a new timebox which probably means calling a method on caller (not my intention).