PPT-Learning Ruby Files # Example 1 - Read File and close

counter 1 file Filenew sowpodstxt r while line filegets puts counter line counter counter 1 end fileclose Example 2 Pass file to block . 1 716 60 382 16 73 18 18 20 25 D4110 98 91 58 10 45 14 29 D4111 47 279 241 170 22 92 12 32 D4112 315 851 213 428 121 276 37 80 D4117 947 2358 1105 1357 647 823 95 493 86 86 D4124 283 494 152 358 173 499 296 3471 35 35 D4125 381 754 74 304 17 140 83 O 1 716 60 382 16 73 18 18 20 25 D4110 98 91 58 10 45 14 29 D4111 47 279 241 170 22 92 12 32 D4112 315 851 213 428 121 276 37 80 D4117 947 2358 1105 1357 647 823 95 493 86 86 D4124 283 494 152 358 173 499 296 3471 35 35 D4125 381 754 74 304 17 140 83 O  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 . Rails. : An introduction - . Who. . am. I?. Maciej Mensfeld. Presented . b. y. :. . Maciej Mensfeld. RoR. : An introduction . maciej@mensfeld.pl. dev.mensfeld.pl. github.com. /. mensfeld. senior . 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.. HISTORY. CHARACTERSTICS. 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 . .. 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.. 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. 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 . 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.