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E.g. mktemp and friends. Or more generally, a secure way to work with temporary files.

Subprocess control, e.g. popen seems different/hard. We are using Porcelain though, which is nice. This thread on the list about working with pty's didn't inspire confidence either: http://comments.gmane.org/gmane.comp.lang.elixir.general/457...

Another Unixy thing that's missing in a hard-to-believe sort of way is Unix domain sockets. Makes connecting to Postgres irritating.




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