http://tryruby.org/levels/1/challenges/0
A String Game All submissions for this problem are available. Teddy and Tracy like to play a game based on strings. The game is as follows. Initially, Tracy writes a long random string on a whiteboard. Then, each player starting with Teddy makes turn alternately. Each turn, the player must erase a contiguous substring that exists in the dictionary.
Ruby on Rails Tutorial: Learn Rails by Example Michael Hartl Contents Foreword My former company (CD Baby) was one of the first to loudly switch to Ruby on Rails, and then even more loudly switch back to PHP (Google me to read about the drama). String str % arg → new_str click to toggle source Format—Uses str as a format specification, and returns the result of applying it to arg. If the format specification contains more than one substitution, then arg must be an Array or Hash containing the values to be substituted. See Kernel::sprintf for details of the format string.
Alice.org Alice is an innovative 3D programming environment that makes it easy to create an animation for telling a story, playing an interactive game, or a video to share on the web. Alice is a freely available teaching tool designed to be a student's first exposure to object-oriented programming. It allows students to learn fundamental programming concepts in the context of creating animated movies and simple video games.
40+ Useful HTML5 Examples and Tutorials HTML5 examples can be really good inspiration for anyone starting a new web project, after all it is the future of web page markup and we all need to prepare for it. HTML5 is being developed as the next major revision of HTML (HyperText Markup Language). The major market and Internet leaders are already switching to the HTML 5 platform. With Apple and Google both pushing the standards in order to facilitate more advanced web development, we now see HTML 5 implementations popping up all over the place as more companies get on board with the advanced features. With the constant drop of Flash usage in web and Internet applications, HTML5 is opening new doors to web designers and developers.
Read, Write, Innovate! Silicon Valley May 3rd, 4th, and 17th, 9am-4pm What do Instagram, Snapchat and Twitter have in common? They were all created by people who knew how to code. WB@Rails4 Any application that can be written in JavaScript, will eventually be written in JavaScript. Atwood’s Law (2007) World Wide Web – zobacz jak wyglądała pierwsza strona WWWPierwsze aplikacje WWW – CGI ↬ PHP (≈ 2000 r.)Comparison of web application frameworksRuby on Rails: Potrzebne nam gemy wyszukujemy na The Ruby Toolbox.RSpec – a testing tool for the Ruby programming language; RSpec RailsPolskie forum Ruby on RailsRails Rumble; check winnersWho is already on Rails?: GitHub – ok. 4 mln programistówTwitter – „hits half a billion tweets a day” (26.10.2012)Nitrous.io – coding on remote boxesDave Kennedy, Give Vagrant a Place in Your WorkflowDocker – an open source project to pack, ship and run any application as a lightweight container
Getting started with Heroku Getting started with Heroku This guest post is by Ben Scofield, who is Heroku’s developer advocate, responsible for listening to the tens of thousands of developers deploying their Ruby applications to the cloud. He’s spoken at many conferences around the world, and in 2010 became the co-chair for RailsConf. Introduction
The Loginataka: Dialogue between a Guru and a Newbie Translations: Czech Speak, O Guru: How can I become a Unix Wizard? O, Nobly Born: know that the Way to Wizardhood is long, and winding, and Fraught with Risks. Thou must Attune thyself with the Source, attaining the arcane Knowledge and Conversation of the System Libraries and Internals. Yea; and such an all-consuming Time and Energy Sink is this as to greatly Imperil thy Grade Point Average (if one thou hast), not to mention thy Sex Life (if one thou hast). But persevere, oh Larval One; rewards beyond the Dreams of Lusers await thee!