Ruby tips you wish you knew
Small Ruby tricks that make scripts and gems feel nicer.
Dumper - The image dumper
Giovanni Capuano
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0 responses
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ruby, nokogiri, galleries, image dumper
Right way to stub views in helper specs
sergey kuchmistov
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0 responses
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ruby, rails, rspec
Use interactive_editor to update Rails models
Stephen Ball
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0 responses
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ruby, rails, irb, interactive_editor
O(logn) Fibonacci calculation
Qing Wang
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0 responses
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ruby, algorithm, fibonacci
Pow: (almost) Zero-configuration Rack server for Mac OS X
Sebastian Komianos
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0 responses
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ruby, rails, os x, rack
Faster test suites in Ruby on Rails
Codeship
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0 responses
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ruby, tdd, rails, ci
Ruby on Rails - How to make a static page
Mert AKSOY
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0 responses
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ruby, rails, yuzdeyuzmert
Amazon Cloud Watch Quick Reference Card
Guilherme Elias
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0 responses
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ruby, aws, cloudwatch, commandlineinterface
Posting image to your tumblr blog using Gmail
Emad Elsaid
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0 responses
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ruby, rails, tumblr
The last return in irb
Orodio
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0 responses
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ruby, irb
Developing with Small Tools
Micah Cooper
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0 responses
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ruby, rails, tools
Inconsistent Color Palettes
Tiago Almeida
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0 responses
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ruby, css, color, script
A quick test runner
Steven Shingler
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0 responses
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ruby, tdd, test
Testing items selectors
Alexandr Korsak
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0 responses
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ruby, rails, rspec
Quit child processes nicely with Ruby
Endel Dreyer
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0 responses
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ruby, fork, quit, nicely
I18n.l for all your localization needs
Alex Gibson
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0 responses
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ruby, rails
Manage bundles on many Ruby projects with differing versions
Steve
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0 responses
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ruby, bundler, rvm, bash
Installing Ruby on Windows
Adler Medrado
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0 responses
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ruby, windows
Ruby to_bool conversions (monkeypatching)
Peter Savichev
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0 responses
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ruby, bool, to_bool
Scale pixel art images to 200%
Raine Virta
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0 responses
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ruby, imagemagick
Writing Zsh Completion for Padrino
Matthias Guenther
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0 responses
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ruby, zsh, padrino
Opal (the Ruby to Javascript compiler) and Meteor
Massimo Ronca
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0 responses
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ruby, javascript, opal, meteorjs
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Coderwall Dev Community
Explore the all-time favorite tutorials, design patterns and engineering guides that thousands of readers keep sharing and coming back to, year after year.
These proven techniques, reusable code samples, programming tips and vibe coding habits earned their place through steady views and member likes.
Each entry here is still useful today, covering programming languages, frameworks and workflows that stay relevant long after they were first published.
Whether you're new to a tech stack or an experienced engineer refreshing your skills, start with the most useful tips our dev community members recommend and build on solid, well-tested coding knowledge.