PragDave: Pipelines Using Fibers in Ruby 1.9--Part II
In the previous post, I developed a class called PipelineElement. This made it relatively easy to create elements that act as producers and filters in a programmatic pipeline. Using it, we could write Ruby 1.9 code like: 10.times do puts (evens | multiples_of_three | multiples_of_seven).resume end The construct in the loop is a pipeline containing three chunks of code: a generator of even numbers,
PragDave: Pipelines Using Fibers in Ruby 1.9
Users of the command line are familiar with the idea of building pipelines: a chain of simple commands strung together to the output of one becomes the input of the next. Using pipelines and a basic set of primitives, shell users can accomplish some sophisticated tasks. Here's a basic Unix shell pipeline that reports the ten longest .tip files in the current directory, based on the number of lines
PragDave: Ruby 1.9—Right for You?
As is becoming a tradition, Matz announced the next major release of Ruby on Christmas day. Let's start by thanking both him and the entire Ruby core team for the efforts to get us here. So, should you go and put this new Ruby to work right now? Let's see: The Upside This release contains a boatload of new features. Mauricio Fernandez has an impressive list (soon to be updated). Performance: this
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