By Dave Thomas, Chad Fowler
Ruby is the quickest transforming into and most fun dynamic language in the market. if you want to get operating courses introduced speedy, you want to upload Ruby in your toolbox.
This publication is the single entire reference for either Ruby 1.9 and Ruby 2.0, the very most up-to-date model of Ruby.
2013 marks the 20 th anniversary of the Ruby language. we are proud that all through its heritage, now we have persevered to hide the most recent model of Ruby.
Would you love to head from first notion to operating code a lot, a lot quicker? Do you presently spend extra time enjoyable the compiler rather than your consumers or finish clients? Are you annoyed with difficult languages that appear to get on your method, rather than getting the paintings performed? Are you utilizing Rails, and wish to dig deeper into the underlying Ruby language? if that is so, then we now have a language and publication for you!
Ruby is an absolutely object-oriented language, very like the vintage object-oriented language, Smalltalk. Like Smalltalk, it's dynamically typed (as against Java or C++), yet in contrast to Smalltalk, Ruby positive factors a similar conveniences present in glossy scripting languages comparable to Perl and Python.
The mix of the ability of a natural object-oriented language with the benefit of a scripting language makes Ruby a favourite instrument of clever, forward-thinking programmers.
The Pickaxe comprises 4 significant sections:
An acclaimed instructional on utilizing Ruby. The definitive connection with the language. whole documentation of all integrated sessions, modules, and methods. entire descriptions of all ninety seven average libraries.
This is the reference handbook for Ruby, together with an outline of the entire regular library modules, a whole connection with all integrated periods and modules (including the entire new and altered equipment brought through Ruby 1.9, 1.9.2, 1.9.3, and 2.0). additionally it is all of the new and adjusted syntax and semantics brought in view that Ruby 1.8. know about the recent parameter passing ideas, neighborhood variable scoping in blocks, fibers, and the recent block announcement syntax, between different interesting new features.
About Ruby 2.0
Ruby 2.0 is a minor replace to Ruby 1.9, not like the extra significant updates from Ruby 1.8 to Ruby 1.9.
The significant language alterations in Ruby 2.0 are the addition of key-phrase arguments and the switch to take advantage of UTF-8 because the default resource dossier encoding.
There are a few additions to the normal library, including:
@Enumerator::Lazy@, which provides aid for lazy entry to most likely limitless lists. Refinements let you encapsulate adjustments to third-party sessions, and scope their program to person resource records, combating your alterations from polluting the worldwide application.
You'll additionally locate that Ruby 2 is quicker, and has reminiscence administration advancements that make it extra server-friendly.
All instructed, there are over a hundred and ten sections of the ebook which were flagged and cross-linked to point 2.0 content.
What You Need
This e-book assumes you will have a uncomplicated figuring out of object-oriented programming.
mostly, Ruby programmers are inclined to desire the the command line for working their code, and so they are inclined to use textual content editors instead of IDEs.
* Ruby runs on home windows, Linux, and Macs.
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Additional info for Programming Ruby 1.9 & 2.0: The Pragmatic Programmers' Guide (The Facets of Ruby)
29 32 37 forty forty three four. packing containers, Blocks, and Iterators . four. 1 Arrays four. 2 Hashes four. three Blocks and Iterators four. four packing containers far and wide . . . . . . . forty five forty five forty seven fifty two sixty eight obtain from Wow! e-book