PPT-Ruby on

Rails An introduction Who am I Maciej Mensfeld Presented b y Maciej Mensfeld RoR An introduction maciejmensfeldpl devmensfeldpl githubcom mensfeld senior . Staining total protein before specific protein de tection techniques provides an assessment of protein transfer efficiency and makes it possible to detect contaminating proteins in the sample and to compare the sample with molecular weight standards  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. Walter M. Mulas. Messaggio di benvenuto con i metodi I/O (input/output). 1. Che cos’è Ruby?. Ruby. è un . linguaggio. di . scripting. completamente a . oggetti. . Nato nel . 1993. come progetto personale del . 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”. 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.. .. 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.. Bridges . was born on September 8 in . Tylertown, . Mississippi 1954. . Ruby . had two . brothers and one sister. She had to share one bed with . her . brothers and . sister . Ruby . was . very poor . 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. ? . 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.