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nonblock 

        # IO.nonblock

(from ruby core)
---
    io.nonblock {|io| } -> io
    io.nonblock(boolean) {|io| } -> io

---

Yields `self` in non-blocking mode.

When `false` is given as an argument, `self` is yielded in blocking
mode. The original mode is restored after the block is executed.

This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.