Popular Programming Tips
Remove duplicate values from a simple array
Tobias Deardorff
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0 responses
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php, array, unique, array_flip
Passing parameters to Rake tasks
Ian Rodriguez
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0 responses
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ruby, cli, rake
A little project with Node.js, MongoDB, Jade and Stylus
Ionut-Cristian Florescu
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8 responses
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css, nodejs, css3, mongodb
Extracting email addresses
Dennis Ideler
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0 responses
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python, email extraction
jQuery DOM cache object
Damian Le Nouaille
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14 responses
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jquery, dom, javascript, perf
Auto-refresh your browser when updating a sass file
dommmel
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0 responses
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ruby, css, html, guard
MySQL output as CSV, on command line
Michael Jemmeson
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1 response
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mysql, csv, bash
PX to EM Conversion in Sass/Compass
Roy Barber
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3 responses
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responsive, sass, compass, css
AWK to explore your access log files
pmaoui
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0 responses
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linux, logs, awk, apache2
Swap values of two variables without using a temporary variable
Georg
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4 responses
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trick, javascript
CSS: transition cross-browser rules
Davide Caruso
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0 responses
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css, transition, cross-browser
Write better Protips
Thomas Riboulet
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8 responses
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coderwall, writing, protips
Vim automatic wrapping at 80 characters
Chip Castle
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0 responses
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viml, vimscript, vim, vi
JavaScript getElementById Not Required
Teddy Garland
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12 responses
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javascript, getelementbyid
Rails check if has_many changed
Mike Walsh
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1 response
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rails, dirty, has_many, changed
Pretty format XML in Vim
Marcin Kulik
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4 responses
·
vim, xml
How to use the new Github
Craig Marvelley
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18 responses
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git, github
Automatically reattach tmux session using iTerm2
Mark Nichols
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2 responses
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tmux, iterm2
nginx ssl config with forward secrecy enabled
Mike Taylor
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5 responses
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nginx, https, ssl, beast
Zsh rerun last command with search/replace
Sean Copenhaver
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0 responses
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shell, zsh
Open the Xcworkspace file in the current directory
Bram Plessers
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1 response
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workspace, terminal, xcode, osx
LayoutInflater - Android
Nischay Mohan
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0 responses
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android, layout
Coverage report with gulp and istanbul
Joel Grenon
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1 response
·
coverage, task, istanbul, gulp
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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.
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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.