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.

Ruby tips you wish you knew

p, puts and print in Ruby

Strings to colors

Opção de Hospedagem PaaS no Brasil

redirect_to from within any ruby class

Testing: Minitest::Unit

Enabling Public Access To Development Machine

Test Parse Cloud Code with Ruby

Ohm - Object-Hash Mapping for Redis

Parallel assignment and that comma

How to correctly check for filled array

Terminal Weather Updates

Blocks, Procs, Lambdas

reverse_merge method

rubocop tips

Syntax Sugar for Defining Test Helper Methods

Geoelevations

adn funding broadcaster

Seeing Metaclasses Clearly (2005 article by _why)

Specify Ruby version in Gemfile

Get Last Items in Many to Many Association

Ruby convention is 2 spaces for each indentation. Use it to make your code readable.

Ruby Slim spaces

Páginas estáticas com Jekyll no Heroku

Your Twitter Status Timeline on Linux Terminal

Hash magic

Awesome Jobs

Coderwall Dev Community