October 2014
Intermediate to advanced
280 pages
7h 20m
English
Content preview from Programming Elixir
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Chapter 3Immutability
Change and decay in all around I see…
Henry Francis Lyte“Abide with Me”
If you listen to functional-programming aficionados, you’ll hear people making a big deal about immutability—the fact that in a functional program, data cannot be altered once created.
And, indeed, Elixir enforces immutable data.
But why?
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.