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
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Table of Contents Introduction to Pizza Party News Downloading Pizza Party Documentation / Man Pages Mailing Us Video of Pizza Party in Action Security Watch (beta) Credits Introduction to Pizza Party Pizza Party is a free text based software package for ordering pizza, or for throwing pizza parties. Pizza Party has many features to make ordering pizza easy: Can order pizza with only a few keystro
The tools we use to run and build 37signals Jason 03 Jan 2006 68 comments Latest by John We get lots of emails asking us what tools we use to build our products and run our business, so I figured we’d just post it to the blog. For text editing, HTML, programming, and CSS work we use a combination of TextWrangler, TextMate, and Vim. For accounting we use Quickbooks Pro 2006 for Mac (we download our
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Flapjax is a new programming language designed around the demands of modern, client-based Web applications. Its principal features include: Event-driven, reactive evaluation An event-stream abstraction for communicating with web services Interfaces to external web services Flapjax is easy to learn: it is just a JavaScript framework. Furthermore, because Flapjax is built entirely atop JavaScript, i
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