November 2013
Intermediate to advanced
224 pages
6h 9m
English
Content preview from Build Awesome Command-Line Applications in Ruby 2
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Distributing with RubyGems
RubyGems is the standard way to distribute Ruby apps and libraries; if you have written a Rails app or done any nontrivial Ruby programming, you’ve likely used the gem command to install third-party code onto your system. We used it earlier to install libraries like gli and ronn. RubyGems is designed to make it very simple to install Ruby code, and this includes command-line applications. For example, rake, the standard Ruby build tool, can be installed via RubyGems like so:
| | $ sudo gem install rake |
| | Installing rake 10.1.0....... |
| | $ rake -V |
| | rake, version 10.1.0 |
In addition to painlessly installing and updating Ruby applications, RubyGems is also used to install an app’s dependencies. Suppose, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.