As of Oct 27, 2026, 11:53 AM ET, the Learn Enough Ruby to Be Dangerous: Write Programs, Publish Gems, and Develop Sinatra Web Apps with Ruby is listed online by InformIT (informit.com) at $30.39; the store's feed doesn't report stock.
InformIT sells it online at informit.com. The price and stock here come from InformIT's own product feed, checked Oct 27, 2026.
| Option | Model no. | Price | Online availability | |
|---|---|---|---|---|
| Standard | 9780137844135 | $30.39 | Listed online (stock not reported) | Buy at informit.com |
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It costs $30.39 at InformIT, as of Oct 27, 2026.
InformIT's product feed doesn't say whether it's in stock. It lists it at informit.com; check there before you buy.
All You Need to Know, and Nothing You Don't, to Create Ruby Programs, Gems, and Web Apps Programmers love Ruby for its elegance, power, and flexibility: that's why it was chosen for the Ruby on Rails