Take a look at <i>Shelling Out Sucks</i>[1] and the follow-up, <i>Put This In Your Pipe</i>[2].<p>[1]: <a href="http://julialang.org/blog/2012/03/shelling-out-sucks/" rel="nofollow">http://julialang.org/blog/2012/03/shelling-out-sucks/</a><p>[2]: <a href="http://julialang.org/blog/2013/04/put-this-in-your-pipe/" rel="nofollow">http://julialang.org/blog/2013/04/put-this-in-your-pipe/</a>