I got a solution: Just open a firefox in the background in advance before Gadfly drawing. The REPL will return to command-ready state soon after the figure is shown.
On Tuesday, November 4, 2014 10:54:22 AM UTC+1, xiong...@gmail.com wrote: > > I like use Gadfly in REPL rather IJulia (because I can not Ctrl-C to break > running script in IJulia). The browser (firefox) with figure pop-up through > X11 on my screen. However, I cannot continue my command in REPL until I > close the browser. Is there any way to return command-ready state > immediately after the browser pop-up? >