still have to be careful about data races and thread synchronization, though: julia> xs = [1] 1-element Array{Int64,1}: 1 julia> for j in

still have to be careful about data races and thread synchronization, though: julia> xs = [1] 1-element Array{Int64,1}: 1 julia> for j in 1:1024 d = @spawn xs[1] += 1 end julia> xs 1-element Array{Int64,1}: 686