HOWTO scrape BBC Food recipes with Ruby Mechanize · ReadySteadyCode
May 2016, and the BBC have announced plans to cut 11,000+ recipes from its food website (source: www.telegraph.co.uk). Cue suggestions that someone should scrape and download all the recipes. Speak Ruby? Interested in learning how to scrape the BBC Food recipes using Ruby and the mechanize gem? This tutorial is for you! Getting started Firstly, make sure you have the mechanize gem installed: Be su
AntiPatterns Basics: Rails Views | Envato Tuts+
In this beginner-friendly series, we’re looking at AntiPatterns, which—as the name implies—represent pretty much the opposite of design patterns. They are discoveries of solutions to problems that you should definitely avoid. In this article we’ll focus on the main View AntiPattern—PHPitis—and work through a couple of techniques to keep your views lean and mean. Having tons of Ruby code in your vi
Optimizing Rails for Memory Usage Part 3: Pluck and Database Laziness | Collective Idea
Optimizing Rails for Memory Usage Part 3: Pluck and Database Laziness This is part three in a four-part series on optimizing a potentially memory-heavy Rails action without resorting to pagination. The posts in the series are: Part 1: Before You Optimize Part 2: Tuning the GC Part 3: Pluck and Database Laziness Part 4: Lazy JSON Generation and Final Thoughts Pluck the Chicken If changing Ruby’s GC
Lazy Refactoring
On the first Tuesday of each month our Boston office hosts Boston.rb’s project night. This is an opportunity for the community to get together and hack away on each other’s projects. At a recent project night we encountered an interesting problem. We went through several iterations, before we found a solution that satisfied us. Initial problem We’re implementing the ability to search events. Searc
Refactoring Ruby with Monads
Contents Introduction Stacks Collections Abstract data types Refactoring Handling nil Multiple results Asynchronous code Monads Conclusion Introduction Hello! I’m going to tell you about monads, and how we can uncover them by refactoring our Ruby code. The ideas in this article might be unfamiliar, so before we get stuck into the details, let’s warm our brains up with something simple. People alwa
Top 8 Tools for Ruby on Rails Code Optimization and Cleanup | Infinum
Keeping your code clean and organized while developing a large Rails application can be quite a challenge, even for an experienced developer. Fortunately, there is a whole category of gems that make this job much easier. For most people, dead/inefficient code will build up over time. Others will find themselves in a similar predicament when they take over someone else’s project. Actually, my own e
Writing Fast Ruby
Originally presented at Baruco 2014. Updated for RubyConf Portugal 2014. Video here: https://www.youtube.com/watch?v=fGFM_UrSp70.
Practical Metaprogramming in Application
RubyKaigi 2014 talk. Points for *practical* use of metaprogramming in Ruby.
Some Versions of Ruby on Rails Could Expose Cookies | Threatpost
Versions 2.0 to 4.0 of the popular open source web framework Ruby on Rails are vulnerable to a web security issue involving cookies that could make it much easier for someone to login to an app as another user. Versions 2.0 to 4.0 of the popular open source Web framework Ruby on Rails are vulnerable to a Web security issue involving cookies that could make it much easier for someone to log in to a
yucato.net - このウェブサイトは販売用です！ - yucato リソースおよび情報
This webpage was generated by the domain owner using Sedo Domain Parking. Disclaimer: Sedo maintains no relationship with third party advertisers. Reference to any specific service or trade mark is not controlled by Sedo nor does it constitute or imply its association, endorsement or recommendation.
Easy 6502 by skilldrick
by Nick Morgan, licensed under CC BY 4.0 Fork me on GitHub Introduction Our first program Registers and flags Instructions Branching Addressing modes The stack Jumping Creating a game Introduction In this tiny ebook I’m going to show you how to get started writing 6502 assembly language. The 6502 processor was massive in the seventies and eighties, powering famous computers like the BBC Micro, Ata
Exploring low-level computing concepts with Ruby
This issue of Practicing Ruby was directly inspired by Nick Morgan’s Easy 6502 tutorial. While the Ruby code in this article is my own, the bytecode for the Snake6502 game was shamelessly stolen from Nick. Be sure to check out Easy 6502 if this topic interests you; it’s one of the best programming tutorials I’ve ever seen. The sea of numbers you see below is about as close to the metal as programm
Ruby Internals
A brief tour of ruby's object model and browsing the C source of MRI. This is only about a third of the workshop I gave.
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Building Street Fighter II in Ruby - Mighty Hacks
https://www.rubycasts.io/episodes/removing-n-sql-queries-for-speed
Write Reliable, Asynchronous Integration Tests With Capybara
Learn Ruby on Rails | GoRails - GoRails
www.sinatracookbook.com – このドメインはお名前.comで取得されています。
Solve your problem, speed up your life, and paint it black with Ruby!
RubyConf AU 2023