Playing around with OpenBSD. Coolest thing so far: you can set up a packet-level reverse proxy with a single line in your pf.conf.
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Second coolest thing: pledge. This Go program prints "foo", then pledges not to use any other syscalls -- which it immediately violates by trying to print again -- so it exits with "signal: abort trap": fmt.Println("foo") unix.Pledge("", "") fmt.Println("bar")
