store some snippets

elixir_snippet.exs

camelcase = fn a -> Regex.replace(~r/_([a-z]+)/,a, fn _,<<w::utf8, b::binary>> -> String.upcase(<<w>>) <> b end) end

upcaseFirst = fn                                                      
    "" -> ""                                     
    <<a::utf8, b::binary>> -> String.upcase(<<a>>) <> b
end

# md5 see https://gist.github.com/10nin/5713366
def md5(data) do
    Base.encode16(:erlang.md5(data), case: :lower)
end