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.

Popular Programming Tips

Golang Time Function Wrapper

NPM package.json optionalDependencies

Global .gitignore for all repositories

CSV: undefined method `encode' for nil:NilClass

Previewing your local webserver on mobile emulators

Multi-Field Statistical Facets in ElasticSearch

Get external IP with CLI

Scala Code Coverage

SharedPreferences - the right way

Changing the diff-mode colors in Emacs

Setup dev env in vagrant w/ rvm pg rails nginx unicorn

jqGrid: Making a row a link

Setup Powerline for Vim/MacVim in OSX 10.9.1

Get id of a checkbox

Deploying Rails 3 Apps with Git, Capistrano and Unicorn + some task sample

Receiving data from single UDP socket with more than one erlang process

watch + lsof == Instant Progress Bar

Take a photo of yourself every time you commit (Linux)

Shell based GeoIP log file analysis

State Management in Angular using NGXS

Form Validation in JavaScript

Clear a list in Redis

Select array as rows in postgresql

Remove a Github Page

Measure HTTP response times with cURL and store it on Cosm

Awesome Jobs

Coderwall Dev Community