_:n55aca9fbeb4a483f97f4901082a9b3dexb0
<http://schema.org/description>
"Hello, In the lab 8.2 we have to run serialy (i am not sure we say like it, means serial execution) 3 async func. I guess we should use &quot;Promisify&quot; as the util module is already import in the question. But i don't get how to use it. i can run the code without promisify opA((err, d) =&gt; { print(err, d) opB((e, d) =&gt; {…"
<https://forum.linuxfoundation.org/discussion/comment/27539/>