Ruby tips you wish you knew
Small Ruby tricks that make scripts and gems feel nicer.
Creating a foreman role for Rubber
Gabriel Cebrian
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0 responses
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ruby, rails, heroku, ec2
Ruby Gist Script
Zach Queal
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1 response
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ruby, gist, git
Conditional Assignment (null coalescing)
Nick Jacob
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0 responses
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ruby, php, python, javascript
redirect_to, array and the splat operator
Rafael Oliveira
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3 responses
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ruby, rails
Ruby 1.9 RR's any_instance_of problems
Luca Guidi
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0 responses
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ruby, tdd, testing, bdd
Nested Form: Handle AJAX form submissions
Jim Smith
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0 responses
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jquery, ruby, rails, javascript
Speed up Rails 3 assets compilation with turbo-sprockets-rails3
Nathan B
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1 response
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ruby, assets, rails
Count occurrences of uniques in ruby
Jordan
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0 responses
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ruby, rails, ror, array
Ruby on Rails Interview questions
Rohit Trivedi
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0 responses
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ruby, rails, ruby interview questions, rails interview questions
Using pow with rvm's new ruby-version and ruby-gemset
Amiel Martin
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2 responses
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rvm, pow, powrc
My typical dev env - checklist
Robert Pataki
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2 responses
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ruby, bundler, xcode, osx
Easily test private and protected methods in Ruby
Lucas
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1 response
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ruby, unit testing, meta programming
Zsh variables, Ruby - somehow ARGV contains wrong number of elements
Bartłomiej Danek
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2 responses
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ruby, zsh, fail, bash
Adding UTF-8 character support to pry
Benjamin Knofe
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1 response
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ruby, osx, utf8, brew
Turbo Testing with Spring
Job van der Voort
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2 responses
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ruby, rails, cucumber, testing
Cron, rbenv and $PATH
Rasmus Bang Grouleff
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0 responses
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ruby, unix, rbenv, cron
Git time tracking
Steve Halford
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1 response
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ruby, git, time tracking
Sequel migration Rake tasks
Lennart Fridén
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0 responses
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ruby, migration, database, rake
Meteor RESTful authentication
Sean Yang
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0 responses
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ruby, php, rails, meteor
Installing Rails on OSX Mavericks
dickeyxxx
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2 responses
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ruby, rails, osx, rbenv
Avoid nil:NilClass error message
Tu Hoang
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0 responses
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ruby, rails, nil, undefined method
Convert SQL `LIKE` wildcards to Ruby RegExp
Emmanuel Bourgerie
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3 responses
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ruby, sql, regexp, wildcard
Manage your PATH with a Ruby script, using a single line of Bash
Stephen Benner
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0 responses
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ruby, shell, config, script
RubyMotion & Interface Builder
Ray Hightower
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0 responses
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ruby, xcode, interface builder, objective-c
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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.