Ruby tips you wish you knew
Small Ruby tricks that make scripts and gems feel nicer.
Responsive site screenshots with capybara (ruby)
Nicholas Rutherford
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0 responses
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ruby, responsive, screenshot, capybara
MongoDB and the Ruby Driver
Tobias Trelle
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0 responses
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ruby, mongodb, mongo, cloud
Kill Rails Server
Trent Kocurek
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1 response
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ruby, rails, terminal
Use bundle package before deployment
Benno van den Berg
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0 responses
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ruby, bundler
Check your GitHub account for out of date rails apps
Andrew Nesbitt
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0 responses
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ruby, rails, security, github
ruby 2.1 and minitest dependency
Arthur Nogueira Neves
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0 responses
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ruby, bundler, minitest
Rails plugin Letter_Opener
Chris Radford
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0 responses
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ruby, rails, gem, letter_opener
Uptime monitoring tools
Leonardo Faria
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0 responses
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ruby, uptime
Environment Variables in your Rails App
Russ Smith
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0 responses
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ruby, rails, command line
Change all ruby 1.8 hashes to 1.9
Sławosz
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0 responses
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ruby, sed, hash
Ruby build deps for Debian
Félix Saparelli
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0 responses
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ruby, linux, build, raspberry-pi
Raketask for connecting to Redis on Heroku
Lennart Fridén
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0 responses
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ruby, heroku, redis, rake
Brakeman integration with deploy tools
Yuri Artemev
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0 responses
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ruby, shell, brakeman
Ruby Ranges
Benjamin Roth
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0 responses
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ruby, range
Easy Rails app-wide settings
Emmanuel Turlay
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0 responses
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ruby, rails
Find a program that uses a specific port (OSX)
Daniel Schmidt
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0 responses
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ruby, osx, process
Remove blanks, carriage return etc...
Benjamin Roth
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0 responses
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ruby, rails
update lyrics on iTunes from command line
Ankit Goyal
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0 responses
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ruby, gem, command line, itunes
Test multiple local Rails engines together
Nathan Hopkins
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0 responses
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ruby, rails, engines
Only ever test your objects' public API
Stuart Liston
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0 responses
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ruby, public, test, programming
Symbolizing the keys of your Hash using "inject"
Rajeev N Bharshetty
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0 responses
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ruby, tip, hash, inject
(Almost) Painless Removal of Gems
Peter Boling
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1 response
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ruby, rubygems, rvm
The result of n << n
Tony612
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2 responses
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ruby
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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.