you have to explicitly request it
julia> findall("DD","DDDAADDD", overlap=true)
4-element Vector{UnitRange{Int64}}:
1:2
2:3
6:7
7:8
you have to explicitly request it
julia> findall("DD","DDDAADDD", overlap=true)
4-element Vector{UnitRange{Int64}}:
1:2
2:3
6:7
7:8