PPT-Ruby

Write more understandable code in less lines Free Very open license Extensible Dynamic languages such as Ruby can be very productive in specific areas such as prototyping web development or for gluing various applications together.  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. 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. 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.. CONSTRUCTION. PRINCIPLE AND WORKING. SPIKING. THRESHOLD POWER. APPLICATIONS. TOPICS TO BE DISCUSSED. The first laser to be operated successfully. was the Ruby laser which was fabricated by . Maiman. 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.. 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. ? . 体験会. 北海道大学 大学院理学院. 宇宙理学専攻. 荻原 弘尭. 目次. はじめに. Ruby on Rails(. 基本. ). 現在稼働中のサービスについての紹介. 今から始める.