PPT-Ruby on

Rails An introduction Who am I Maciej Mensfeld Presented b y Maciej Mensfeld RoR An introduction maciejmensfeldpl devmensfeldpl githubcom mensfeld senior . Cutting through Conspiracies. November 22, 1963. JFK was in Dallas trying to get support for next year’s election.. Dallas had an unfriendly reputation towards politicians.. . Lee Harvey Oswald. Shown here in Oak Cliff, Texas.. and other languages… . Method invocation. puts “yes” . // global, method of Kernel. Math.sqrt. . 2. // object Math, method . sqrt. message.length. . // object message, method length, no . args. Also “open class”. and other languages… . Modules . A module is a named group of methods, constants, and class variables. All classes are modules. Modules are not classes. Can’t be instantiated. and other languages… . Reflection. Also called . introspection. Program can examine/modify its own state. set variables. call methods. add new methods. define new . objects. Who Am I? (said the object). Rebecca Crabb and Blaine . Stancill. Ruby. Open-Source Programming Language. Created by Yukihiro Matsumoto. Blended parts of other languages. “I wanted a scripting language that was more powerful than Perl and more object-oriented than Python”. |forBLOCK_VARinEXPRDOCOMPSTMTend|beginCOMPSTMT{rescue[ARGS]DOCOMPSTMT}[elseCOMPSTMT][ensureCOMPSTMT]end|classIDENTIFIER[IDENTIFIER]COMPSTMTend|moduleIDENTIFIERCOMPSTMTend|defFNAMEARGDECLCOMPSTMTend|de What is Ruby on Rails?. Ruby on Rails is an open source full-stack web framework.. It is an alternative to PHP/. MySQL. .. It can render templates, handle user authentication, has built-in database functionality, etc. hummingbird. Tyler B Annika . Madisson. . Bennett Ava MIKEY. Range. ruby-throated hummingbird ‘s range is the Eastern United States. They also live partly in the Midwest. Habitat. The humming bird lives in the woodlands and along the borders of the forest. They also like tall trees to build there nest on .They live by wild flowers so they can get nectar from it. They like to perch whenever is possible. You can also find them in parks grasslands and back yards.. Ruby on Rails is a server side backend platform that uses CSS, JavaScript and HTML and combines all of these with Ruby language to create web apps and web servers. At ARKA, we understand the value of Ruby on Rails and providing a lot ROR Web Development advantages. In this Infograph one can know what are the pros and cons of ROR. https://www.arkasoftwares.com/rubyonrails-development.html Ronald L. Ramos. What is Ruby?. 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.. .. Enjoy with salmon, roast meats and pasta dishes.. Soft and elegant, ruby red in color with ripe cherry and berry flavors.. Enjoy with salmon, roast meats and pasta dishes.. Soft and elegant, ruby red in color with ripe cherry and berry flavors.. By: Jenna VonAhnen. First African-american girl to go to all white southern school by herself.. Ruby Bridges at age 6 gets escorted in and out of William Franz elementary school in New Orleans by her mother and U.S. Federal Marshals. As she spends almost the whole year in a classroom alone with Mrs. Henry, the only teacher willing to teach Ruby she gets the education her mother believes she deserves. By Ruby attending an all white school, it hepled with continuing the Civil Rights Act.. A business really is only as good as the people who work in it. And a business software application is certainly only as good as the people who create and maintain it. That means that any company trying to fill Ruby on Rails developer jobs needs to go about doing so with care. Slide . 1. Basic Ruby Syntax. sum = 0. i. = 1. while. . i. <= 10 . do. sum += . i. *. i. . i. = . i. + 1. end. puts "Sum of squares is #{sum}\n". Newline is statement separator. do ... end.