Created
March 26, 2012 07:05
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| irb(main):010:0> (40 | |
| irb(main):011:1> + 40) | |
| => 40 | |
| irb(main):012:0> ("foo" | |
| irb(main):013:1> + "baz") | |
| NoMethodError: undefined method `+@' for "baz":String | |
| from (irb):13 | |
| from :0 | |
| irb(main):014:0> ("foo" + | |
| irb(main):015:1* "baz") | |
| => "foobaz" |
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