How can we do the following *Matlab* code in *Julia*?
A=rand(4); A(:,A(1,:)>0.7) I've tried this in *Julia*: A=rand(4,4); A[:,A[1,:].>0.7] And how would we combine multiple *boolean comparisons* in the indexing such as *A(:,A(1,:)>0.7 & A(1,:)<0.9)*?
