Ruby Inside: The Ruby Blog

In math, a unary operation is an operation with a single input. In Ruby, a unary operator is an operator which only takes a single ‘argument’ in the form of a receiver. For example, the – on -5 or ! on !true. In contrast, a binary operator, such as in 2 + 3, deals with two arguments. Here, 2 and 3 (which become one receiver and one argument in a method call to +). Ruby only has a handful of unary

[terazzo]

mach_starを使っているらしい。AppInspector的な用途に使えそう。

[shokai]

実行中のプロセスにrubyで入り込んで操作

[nbqx69]

うわ。おもろいかも。