Ruby Koans is released under a Creative Commons, Attribution-NonCommercial-ShareAlike License. @jimweirich. Inspiration. A special thanks to Mike Clark and Ara Howard for inspiring this project. Mike Clark wrote an excellent blog post about learning Ruby through unit testing. This sparked an idea that has taken a bit to solidify, that of ... Ruby Tutorial - Ruby is a scripting language designed by Yukihiro Matsumoto, also known as Matz. It runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding on Ruby. In ruby you always have more the one way to do things. So, Ruby has some nice shortcuts for common method names. like this one is for .push instead of typing out the .push method name, you can simply use <<, the concatenation operator. in fact in some cases you can use any of these for the same operation .push and + with <<.Ruby. Type: Gemstone Cost: 5000 gp Weight: --. A transparent clear red to deep crimson gemstone worth 5,000 gold pieces. Basic Rules. Dungeons and Dragons (D&D) Fifth Edition (5e) Equipment, Gear, & Items - Ruby - A transparent clear red to deep crimson gemstone worth 5,000 gold pieces.Ruby and Bonnie are having school lessons but Ruby is struggling to get the correct answers in this fun video.Subscribe to RubyandBonnie here→ https://goo.gl...The Author. Ruby was originally designed and developed by Yukihiro Matsumoto (Matz) in 1995. [email protected]. Validate. Generated by RDoc 6.6.2. Based on Darkfish by Michael Granger . In the Playground you can try any Ruby code you like. The Official Ruby documentation is included. 3.times do. Free NZ Shipping Free Exchanges Simple Returns RUBY Says Recycle Buy Now, Pay Later Sizes 4 - 24. RUBY is an eminent fashion label from Aotearoa. Best known and loved for our mutually nourishing relationship with our Rubette community and the way our designs embody those who wear them. The Ruby Toolbox is brought to you from Hamburg since 2009 by Christoph Olszowka. If you want to personally say hi or complain, you can do so via mail to me at christoph (at) ruby-toolbox (dot) com. You can also find me on Twitter as @thedeadserious and on GithubRuby promotes clear visualization and positive dreams. It stimulates the pineal gland, which is responsible for triggering melatonin production during the hours of darkness. It is a stone of abundance and aids in the retention of finances and passion within relationships. Ruby promotes dynamic and effective leadership.Kaiser Chiefs - Ruby (Official Video)Our new album DUCK is out in the wild.Grab it here → https://kaiserchiefs.lnk.to/DuckID Follow https://www.instagram.com...Installation. For the latest version of Ruby, install the ruby package. To install IRB, install the ruby-irb package. Multiple versions. If you want to run multiple versions on the same system (e.g. 2.0.0-p0 and 1.9.3-p392), the easiest way is to use one of RVM, chruby AUR, rbenv, asdf-vm AUR.. DocumentationDirections To Ruby Beach. This famous Olympic spot is quite easy and straightforward to find. From Forks, Washington, follow US Highway 101 south for 27 miles. Turn right at mile marker 164 and look for signs to turn right to Ruby Beach. Here, there is a parking lot big enough for about 20-25 cars.By Zack Sharf. LIAM DANIEL/NETFLIX. “ Bridgerton ” actor Ruby Barker called out Netflix and Shondaland for failing to support her during two psychotic breaks that occurred in the wake of the ...Dori Elizabeth Prange (/ p r eɪ n / prayn; born January 9, 1991) is an American professional wrestler currently signed to All Elite Wrestling (AEW) where she performs under the ring name Ruby Soho and is formerly a member of The Outcasts stable.She is also known for her time in WWE, where she performed under the …Kernel. The Kernel module is included by class Object, so its methods are available in every Ruby object. Ruby API is the go-to resource to search and find everything you need for the Ruby programming language. Whether you’re a beginner or an expert in Ruby,our optimised search makes finding Ruby documentation on any …Ruby Franke, the YouTuber who once shared parenting advice to millions, has been jailed for up to 30 years for physically and emotionally abusing her six children.. The 42-year …Ruby Franke (née Griffiths; born January 18, 1982) is an American former family vlogger who ran the now defunct YouTube channel called 8 Passengers.On August 30, 2023, Ruby Franke …Learn the Ruby programming language in this full course / tutorial. The course is designed for new programmers, and will introduce common programming topics ...lean luxury. Our Lean Luxury philosophy is at the heart of every Ruby hotel and workspace. To us, luxury means laid-back comfort in characterful surroundings, right in the heart of the city. Every room is decked out with a big, cosy bed and fluffy duvet, a rainfall shower and aromatherapy Ruby Care products.Mar 21, 2024 · Ruby 3.3.0-preview3 Released. We are pleased to announce the release of Ruby 3.3.0-preview3. Ruby 3.3 adds a new parser named Prism, uses Lrama as a parser generator, adds a new pure-Ruby JIT compiler named RJIT, and many performance improvements especially YJIT. Continue Reading... Posted by naruse on 12 Nov 2023 a. Python generally executes code faster than Ruby. 5. Python sees use in automating system administration and software development, web application development, analyzing scientific data (with help of numpy, scipy, and matplotlib modules), biostatisics, and teaching introductory computer science and programming.Ruby Meanings, Zodiacs, Planets, Elements, Colors, Chakras, and more. Science & Origin of RubyRuby is a an extremely hard aluminum oxide (called corundum) with a hexagonal crystal system. It is the red variety of corundum as well as one of the primary varieties, along with @Sapphire@. Ruby’s color range includes red, reddish-pink, and blood …Jul 15, 2018 · This &. is the safe navigator operator (introduced in Ruby 2.3), which only calls the active method on user if it's not nil. Very useful! Operator Precedence Table. Ruby evaluates your source code following a list of priorities, like what happens in math with multiplication & parenthesis. Ruby is an interpreted, high-level, general-purpose programming language. It was designed with an emphasis on programming productivity and simplicity. In Ruby, everything is an object, …As with most programming languages, Ruby leverages a wide set of third-party libraries. Nearly all of these libraries are released in the form of a gem, a packaged library or application that can be installed with a tool called RubyGems.. RubyGems is a Ruby packaging system designed to facilitate the creation, sharing and installation of libraries …Yes. Yes. Yes. “. Sometimes you gotta shine. ”. — In-Game Description. Ruby is a Rare Outfit in Fortnite, that can be purchased in the Item Shop for 1,200 V-Bucks, with the ZetFar's Locker Bundle for 2,500 V-Bucks or with the Ruby & Opal Bundle for 2,000 V-Bucks. Ruby was first released in Season X and is part of the Street …Ruby Value, Price, and Jewelry Information. One of the most popular traditional jewelry stones, ruby is exceptionally durable. The colors of the July birthstone — always red — can reach vivid levels of saturation. Fine-quality rubies are some of the most expensive gemstones, with record ruby prices over $1,000,000 per carat.Get started with Ruby. Ruby is a popular, flexible programming language that is in high demand in the marketplace. It can be used for web development, scripting, data processing, DevOps, static site generation, and more. If you think Ruby is the programming language for you, a good place to start is with the Learn Ruby course.Ruby was named after the precious gem.. Ruby is an interpreted, object-oriented programming language. Its creator, Yukihiro Matsumoto, aka “Matz”, released it to the public in 1995.Its history is covered here.Its many features are listed here.. The book is currently broken down into several sections and is intended to … 3.1 Installing Rails. Open up a command line prompt. On macOS open Terminal.app, on Windows choose "Run" from your Start menu and type 'cmd.exe'. Any commands prefaced with a dollar sign $ should be run in the command line. Verify that you have a current version of Ruby installed: $ ruby -v. ruby 2.3.1p112. Ruby on Social Media! STORY; MENU; RESERVATION; CONTACT; TÜRKÇE Ruby is an interpreted object-oriented programming language often used for web development. It also offers many scripting features to process plain text and serialized files, or manage system tasks. It is simple, straightforward, and extensible. By Zack Sharf. LIAM DANIEL/NETFLIX. “ Bridgerton ” actor Ruby Barker called out Netflix and Shondaland for failing to support her during two psychotic breaks that occurred in the wake of the ...Kaiser Chiefs - Ruby (Official Video)Our new album DUCK is out in the wild.Grab it here → https://kaiserchiefs.lnk.to/DuckID Follow https://www.instagram.com... Learn the Ruby programming language in this full course / tutorial. The course is designed for new programmers, and will introduce common programming topics ... RUBY_MAX_CPU=n environment variable sets maximum number of N (maximum number of native threads). The default value is 8. Since only one Ruby thread per Ractor can run at the same time, the number of native threads will be used, which is the smaller of the number specified in RUBY_MAX_CPU and the number of running … Learn the Ruby programming language in this full course / tutorial. The course is designed for new programmers, and will introduce common programming topics ... Jun 15, 2009 · Sorted by: 761. a ||= b is a conditional assignment operator. It means: if a is undefined or falsey, then evaluate b and set a to the result. Otherwise (if a is defined and evaluates to truthy), then b is not evaluated, and no assignment takes place. For example: a ||= nil # => nil. a ||= 0 # => 0. Ruby is an interpreted object-oriented programming language often used for web development. It also offers many scripting features to process plain text and serialized files, or manage system tasks. It is simple, straightforward, and extensible. Ruby Value, Price, and Jewelry Information. One of the most popular traditional jewelry stones, ruby is exceptionally durable. The colors of the July birthstone — always red — can reach vivid levels of saturation. Fine-quality rubies are some of the most expensive gemstones, with record ruby prices over $1,000,000 per carat.If you want to run a command written in Ruby like rake, rails, bundle, rspec, and so on, you can use rdbg -c option.. Without -c option, rdbg <name> means that <name> is Ruby script and invoke it like ruby <name> with the debugger.; With -c option, rdbg -c <name> means that <name> is a command in PATH and simply invokes it with the debugger.; Examples: …In Ruby, the === operator is used to test equality within a when clause of a case statement. In other languages, the above is true. To my knowledge, Ruby doesn't have true operators, they are all methods which are invoked on the LHS of the expression, passing in the RHS of the expression. So, really, you could override any "operator" you want in your classes to …A ruby is an extremely strong stone, ranking 9.0 on the Mohs scale of mineral hardness. Natural rubies contain imperfections, including color impurities and inclusions of rutile needles referred to as "silk." These imperfections play an important role in detecting artificial rubies. Heat treatments are very common among most … Ruby - Syntax. Let us write a simple program in ruby. All ruby files will have extension .rb. So, put the following source code in a test.rb file. puts "Hello, Ruby!"; Here, we assumed that you have Ruby interpreter available in /usr/bin directory. Now, try to run this program as follows −. Hello, Ruby! You have seen a simple Ruby program ... Product. Load More 28 of 339. Free NZ Shipping Free Exchanges Simple Returns RUBY Says Recycle Buy Now, Pay Later Sizes 4 - 24. Free NZ Shipping Free Exchanges Simple Returns RUBY Says Recycle Buy Now, Pay Later Sizes 4 - 24. Shop an extra 20% off sale until 11.59pm NZT 01.04.24. Terms & conditions apply.Ruby on Rails, Ruby’s web framework, is one of the most popular web development frameworks in any language. Although Ruby is probably most famous for its use in web development, it has many other uses, too. Some of these include automation, command-line tools, static site generation, DevOps, web scraping, and data processing.RubyInstaller is the easiest and most widely-used Ruby environment on Windows. And Ruby is a great language for beginners as well as professionals. It’s suitable for small …Ruby is... A dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write. …Apr 5, 2022 · Meaning & History. Simply from the name of the precious stone (which ultimately derives from Latin ruber "red"), which is the traditional birthstone of July. It came into use as a given name in the 16th century [1]. Ruby ra mắt ấn bản 2.3.2 Đăng bởi nagachika vào 15 Nov 2016; Ruby ra mắt ấn bản 2.2.6 Đăng bởi usa vào 15 Nov 2016; Phát hành Ruby 2.4.0-preview1 Đăng bởi naruse vào 20 Jun 2016; Phát hành Ruby 2.3.1 Đăng bởi nagachika vào 26 Apr 2016; Phát hành Ruby 2.2.5 Đăng bởi usa vào 26 Apr 2016; Phát hành Ruby ...Ruby Rose. Actress: Orange Is the New Black. Ruby Rose Langenheim (born 20 March 1986), better known as Ruby Rose, is an Australian model, DJ, boxer, recording artist, actress, television presenter, and MTV VJ. Rose emerged in the media spotlight as a presenter on MTV Australia, followed by several high-profile modelling gigs, notably as …Buy this song from iTunes: https://geo.itunes.apple.com/in/album/na-yule/id980085393?i=980085665Ruby is an artist from …SUNDAY 17:00 - 01:00. Nybrogade 10 / 1203 København K. [email protected] / +45 33 93 12 03. Minimum age of entry: 21 years old. Whistleblower ordning – QR kode. GO TO RESERVATIONS. Ruby opened in 2007 and has been one of the best cocktail bars in the city for over a century now. …Ruby is a gem found within the Underground and Cavern layers of a world. They are obtained by breaking special blocks that have noticeable red gemstones embedded in it. They can also be extracted from Silt, Slush, or Desert Fossil by putting them in an Extractinator. Rarely, Rubies can be found in bulk in its own Gemstone Cave …lean luxury. Our Lean Luxury philosophy is at the heart of every Ruby hotel and workspace. To us, luxury means laid-back comfort in characterful surroundings, right in the heart of the city. Every room is decked out with a big, cosy bed and fluffy duvet, a rainfall shower and aromatherapy Ruby Care products.The Ruby Toolbox is brought to you from Hamburg since 2009 by Christoph Olszowka. If you want to personally say hi or complain, you can do so via mail to me at christoph (at) ruby-toolbox (dot) com. You can also find me on Twitter as @thedeadserious and on GithubFor information about the current maintenance status of the various Ruby branches see the . Ruby releases by version number. This is a list of Ruby releases. The shown dates correspond to the publication dates of the English versions of release posts and may differ from the actual creation dates of the source tarballs. Release Version. What is Ruby? Ruby is an open-source programming language, making it free for anyone to use or contribute to. It’s also cross-platform, so you can run its code on any operating system. Ruby’s syntax lacks many of the special symbols you’ll find in some other languages, and as a general-purpose language, it has a wide range of applications. Ruby Franke—who is serving four to 30 years in prison on multiple child abuse charges—kept a detailed journal about the mistreatment she inflicted upon her kids, according …Ruby, the Little Red Hood, is a hero in Mobile Legends: Bang Bang. The village where Ruby lived was attacked by werewolves. At the time of crisis, Roger appeared to help them repel the werewolves. Roger taught Ruby how to fight and gave her a sickle so that she could protect herself and the village. It could have been just another peaceful night in a remote …Ruby is the red variety of the mineral corundum, one of the hardest minerals on Earth, of which the sapphire is also a variety. Pure corundum is colourless. Slight traces of elements such as chrome, iron, titanium or vanadium are responsible for the colour. These gemstones have excellent hardness. On the Mohs scale their score of 9 is second only to that of the …Ruby is “A dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write.” — ruby-lang.org. Let’s get started with some basics! …class Regexp. A regular expression (also called a regexp) is a match pattern (also simply called a pattern ). A common notation for a regexp uses enclosing slash characters: /foo/. A regexp may be applied to a target string; The part of the string (if any) that matches the pattern is called a match, and may be said to match:Ruby and Bonnie learn to eat healthy foods in this funny video for children.Subscribe to RubyandBonnie here→ https://goo.gl/AIV8Ak Ruby Instagram→https://www...在這裡和你們一起分享音樂是最幸福的事情😊Introduction. ruby language is new imperative programming language developed by Andreas Rumpf. To learn Ruby programming, You need to have any basic programming experience. This is getting start page for …Jun 15, 2009 · Sorted by: 761. a ||= b is a conditional assignment operator. It means: if a is undefined or falsey, then evaluate b and set a to the result. Otherwise (if a is defined and evaluates to truthy), then b is not evaluated, and no assignment takes place. For example: a ||= nil # => nil. a ||= 0 # => 0. Getting Started with RailsThis guide covers getting up and running with Ruby on Rails.After reading this guide, you will know: How to install Rails, create a new Rails application, and connect your application to a database. The general layout of a Rails application. The basic principles of MVC (Model, View, Controller) and RESTful design. …Jan 18, 2020 · Getting Started with RailsThis guide covers getting up and running with Ruby on Rails.After reading this guide, you will know: How to install Rails, create a new Rails application, and connect your application to a database. The general layout of a Rails application. The basic principles of MVC (Model, View, Controller) and RESTful design. How to quickly generate the starting pieces of a Rails ... Ruby is a dynamic, reflective, object-oriented, general-purpose programming language. Ruby is a pure Object-Oriented language developed by Yukihiro Matsumoto. … Ruby Tutorial - Ruby is a scripting language designed by Yukihiro Matsumoto, also known as Matz. It runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding on Ruby. Ruby là một ngôn ngữ lập trình hướng đối tượng, có khả năng phản ứng.Theo tác giả, Ruby chịu ảnh hưởng bởi Perl, Smalltalk, Eiffel, Ada và Lisp.. Ruby cung cấp nhiều mẫu hình lập trình, bao gồm lập trình hàm, hướng đối tượng, mệnh lệnh, phản xạ.Nó sử dụng hệ thống kiểu biến động và tự động quản lý ...Ruby is the most popular red gemstone, and sapphire is the most popular blue gemstone. The pie chart on this page shows the share of colored stone imports on a dollar-value basis that went to the categories of sapphire, ruby, emerald, and all other gemstone varieties during the 2015 calendar year. It shows that sapphire … Ruby Tutorial - Ruby is a scripting language designed by Yukihiro Matsumoto, also known as Matz. It runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding on Ruby. Jul 28, 2023 · Ruby is a dynamic, open-source, object-oriented programming language. Being object-oriented means it emphasizes objects — self-contained modules of code that bundle behavior (methods) and state (attributes). It’s also interpreted, meaning the code is processed at runtime rather than being pre-compiled. RVM helps ensure that all aspects of Ruby are completely contained within user space, strongly encouraging safer, non-root use. Use of RVM rubies thus provides a higher level of system security, and therefore reduces risk and cuts overall system downtime. Additionally, since all processes run at the user level, a compromised …Ruby's debut in Egyptian cinema was in 2000 and has 25 films in the Egyptian film Film Saqafi (Cultural Film). In 2019, she participated in two Egyptian films including Hamlet Pheroun and The Treasure 2. Ruby's last artistic work is The Treasure 2 (Al Kanz 2). Her father’s family from assuit government Ruby had a prominent role in …For information about the current maintenance status of the various Ruby branches see the . Ruby releases by version number. This is a list of Ruby releases. The shown dates correspond to the publication dates of the English versions of release posts and may differ from the actual creation dates of the source tarballs. Release Version. Ruby Value, Price, and Jewelry Information. One of the most popular traditional jewelry stones, ruby is exceptionally durable. The colors of the July birthstone — always red — can reach vivid levels of saturation. Fine-quality rubies are some of the most expensive gemstones, with record ruby prices over $1,000,000 per carat. Directions To Ruby Beach. This famous Olympic spot is quite easy and straightforward to find. From Forks, Washington, follow US Highway 101 south for 27 miles. Turn right at mile marker 164 and look for signs to turn right to Ruby Beach. Here, there is a parking lot big enough for about 20-25 cars. Ruby. Ruby is a dynamic, general-purpose programming language most commonly used for Web Development. Its key designer, Yukihiro Matsumoto, said that Ruby was designed for humans, not machines, making it a favorite of many developers and tech companies. Its most popular implementation is with the powerful Ruby on Rails web framework. Ruby and Kevin Franke with their six children in 2018 In one video, she could be seen telling her sons they would "lose the privilege to eat dinner" if they continued play-fighting.Mar 21, 2024 · Ruby 3.3.0-preview3 Released. We are pleased to announce the release of Ruby 3.3.0-preview3. Ruby 3.3 adds a new parser named Prism, uses Lrama as a parser generator, adds a new pure-Ruby JIT compiler named RJIT, and many performance improvements especially YJIT. Continue Reading... Posted by naruse on 12 Nov 2023 Sep 26, 2023 · Ruby is a dynamic, reflective, object-oriented, general-purpose programming language. Ruby is a pure Object-Oriented language developed by Yukihiro Matsumoto. Everything in Ruby is an object except the blocks but there are replacements too for it i.e procs and lambda. The objective of Ruby’s development was to make it act as a sensible buffer ... Free NZ Shipping Free Exchanges Simple Returns RUBY Says Recycle Buy Now, Pay Later Sizes 4 - 24. RUBY is an eminent fashion label from Aotearoa. Best known and loved for our mutually nourishing relationship with our Rubette community and the way our designs embody those who wear them. A ruby is an extremely strong stone, ranking 9.0 on the Mohs scale of mineral hardness. Natural rubies contain imperfections, including color impurities and inclusions of rutile needles referred to as "silk." These imperfections play an important role in detecting artificial rubies. Heat treatments are very common among most …
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Ruby.org.in is a venture of Venus Enterprises, established in the year 2003. Venus Enterprises has been strongly focusing on the gemstone industry. Having their own in-house laboratories. India’s one of the huge suppliers of precious certified gemstones. Have a strong physical distribution network across the globe, with more than 2000 and ...The installed Ruby is a native Windows application but combines this with the rich UNIX toolset of MSYS2 and the large repository of MINGW libraries. Read more about RubyInstaller and its …Jun 15, 2009 · Sorted by: 761. a ||= b is a conditional assignment operator. It means: if a is undefined or falsey, then evaluate b and set a to the result. Otherwise (if a is defined and evaluates to truthy), then b is not evaluated, and no assignment takes place. For example: a ||= nil # => nil. a ||= 0 # => 0. The goal of RBS is to support commonly seen patterns in Ruby programs and it allows writing advanced types including union types, method overloading, and generics. It also supports duck typing with interface types. Ruby 3.0 ships with the rbs gem, which allows parsing and processing type definitions written in RBS. The following is a …The Complete Ruby on Rails Developer Course provides a thorough introduction to Web Applications Development using the wildly popular Ruby on Rails framework. With 40+ hours of engaging video lectures and text follow-up lectures with directions, references and code, this course is designed to: - Take students with no prior programming or web ...Ruby Franke—who is serving four to 30 years in prison on multiple child abuse charges—kept a detailed journal about the mistreatment she inflicted upon her kids, according …Ruby and Bonnie are sisters and we create a series of educational, funny and entertaining family friendly videos. We hope you enjoy our show :)Ruby Franke—who is serving four to 30 years in prison on multiple child abuse charges—kept a detailed journal about the mistreatment she inflicted upon her kids, according …Ruby tutorial provides basic and advanced concepts of Ruby. Our Ruby programming tutorial is designed for beginners and professionals both. Ruby is an open-source and fully object-oriented programming language. Our Ruby tutorial includes all topics of Ruby such as installation, example, operators, control statements, loops, comments, arrays ...Ruby promotes clear visualization and positive dreams. It stimulates the pineal gland, which is responsible for triggering melatonin production during the hours of darkness. It is a stone of abundance and aids in the retention of finances and passion within relationships. Ruby promotes dynamic and effective leadership. Ruby - Syntax. Let us write a simple program in ruby. All ruby files will have extension .rb. So, put the following source code in a test.rb file. puts "Hello, Ruby!"; Here, we assumed that you have Ruby interpreter available in /usr/bin directory. Now, try to run this program as follows −. Hello, Ruby! You have seen a simple Ruby program ... In Ruby, range operators are used for creating the specified sequence range of specified elements. There are two range operators in Ruby as follows: Double Dot (..) operator is used to create a specified sequence range in which both the starting and ending element will be inclusive. For example, 7 .. 10 will create a sequence like 7, 8, 9, 10.Ruby is... A dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write. …Buy this song from iTunes: https://geo.itunes.apple.com/in/album/na-yule/id980085393?i=980085665Ruby is an artist from …Ruby Rose. Actress: Orange Is the New Black. Ruby Rose Langenheim (born 20 March 1986), better known as Ruby Rose, is an Australian model, DJ, boxer, recording artist, actress, television presenter, and MTV VJ. Rose emerged in the media spotlight as a presenter on MTV Australia, followed by several high-profile modelling gigs, notably as …Ruby was a demon devoted to Lucifer's return. After Azazel's death, she conspired with Lilith as to how they would free Lucifer from his cage: while Lilith broke the seals, Ruby protected the remaining "special child" Sam Winchester and prepared him to break the final seal and become the host to Lucifer. This plan was known only to herself and Lilith, ….