Development
ARTICLE
Add Approval Testing to Your Toolbox
November 29, 2022
ARTICLE
Make Developing Easier by Building a Beautiful Makefile
September 20, 2022
ARTICLE
How to Find the Value in Legacy Code
July 22, 2022
ARTICLE
Of Ducks and Go Interface Misuse
May 10, 2022
VIDEO
100 Percent Test Coverage
February 24, 2022
PODCAST
Just in Time: Hands-On Learning with Aaron Patterson
February 02, 2022
ARTICLE
How to Solve Wordle (Without Spoiling the Fun)
January 19, 2022
VIDEO
How to Build Video Games With Rust
December 28, 2021
ARTICLE
Responding to the Log4Shell Vulnerability
December 15, 2021
VIDEO
Understanding Queuing Theory and Software Performance
December 08, 2021
ARTICLE
Life After Moment.js
June 16, 2021
ARTICLE
SQL, JSON, and Domain Objects
March 16, 2021
ARTICLE
Dependency Injection in React
February 18, 2021
ARTICLE
Improving Agile Process at Scale
September 01, 2020
ARTICLE
Polyglot Influences in Python
November 05, 2019
ARTICLE
Functional lessons learnt
October 29, 2019
ARTICLE
Escape Hatches: Principles vs. Guarantees
October 15, 2019
ARTICLE
"Works on my machine" doesn't work
October 01, 2019
ARTICLE
Handling Blocking Threads in Java
August 01, 2019
ARTICLE
Some Common Gotchas in Python
May 07, 2019
ARTICLE
Types of Types in Elm
February 26, 2019
ARTICLE
Functional Exceptions In Java
January 22, 2019
ARTICLE
Sharing Secrets with GPG
October 23, 2018
ARTICLE
What’s in a Name?: Domains and Domain Name Servers
October 16, 2018
ARTICLE
What is VS Live (VS Code) and Why Should You Care?
September 25, 2018
ARTICLE
Dependency Inversion in React with Render Props
August 30, 2018
ARTICLE
Legacy Code: Spying On Global Functions
October 23, 2017
ARTICLE
Framework Seams
September 20, 2017
ARTICLE
Myths About Unit Tests
September 19, 2017
ARTICLE
How JSON decoding works in Elm—Part 3
August 29, 2017
ARTICLE
Refactoring React
August 21, 2017
ARTICLE
Does the open/closed principle apply to Elm?
August 08, 2017
ARTICLE
Project Build Protocol
August 07, 2017
ARTICLE
How JSON decoding works in Elm—Part 2
July 17, 2017
ARTICLE
How JSON decoding works in Elm—Part 1
June 28, 2017
ARTICLE
Scope And Closures In Javascript
June 13, 2017
ARTICLE
The Core of Erlang
May 02, 2017
ARTICLE
Using an Elixir Umbrella
May 01, 2017
ARTICLE
A few DTrace gotchas and workarounds on OS X
February 02, 2017
ARTICLE
Keeping Third-Party Swift Dependencies Testable
January 30, 2017
ARTICLE
Comparing Common LISP and Clojure: Cons Cells
January 24, 2017
ARTICLE
Common Code Smells
January 19, 2017
ARTICLE
Optimizing your Workflow with Vim
January 17, 2017
ARTICLE
Estimation for Fun and Profit (but mostly for sanity)
November 29, 2016
ARTICLE
Code is better when we write it together
November 28, 2016
ARTICLE
The problematic pull request
November 18, 2016
ARTICLE
Don't Make It Perfect, Make It Work And Refine
November 17, 2016
ARTICLE
Perfect code is an illusion
November 11, 2016
ARTICLE
Assimilating with Clojure
October 27, 2016
ARTICLE
Clojure is boring
October 06, 2016
ARTICLE
TDD in ClojureScript
October 05, 2016
ARTICLE
Fundamental Tensions in Code Smells
September 29, 2016
ARTICLE
Constructor Injection with the Unity Container
September 27, 2016
ARTICLE
Keeping Laravel Controllers Clean with Form Requests
September 26, 2016
ARTICLE
Better RSpec Stubs
September 08, 2016
ARTICLE
RubyMine Remote Debugging via Vagrant
August 03, 2016
ARTICLE
That's Not a Decorator!
July 18, 2016
ARTICLE
Three A's of Responding to Bugs
July 06, 2016
ARTICLE
How to Find a Bug in Your Code
June 29, 2016
ARTICLE
So You Live In Spacetime?
June 20, 2016
ARTICLE
Running tests in Vim
June 13, 2016
ARTICLE
Go Build Your Own Tools
April 21, 2016
ARTICLE
Baking a Cake with Rails
April 14, 2016
ARTICLE
Using Functions to Make Better Abstractions
February 16, 2016
ARTICLE
Don't Make Me Remember Things
January 28, 2016
ARTICLE
Refactoring as a Feature Tax
January 26, 2016
ARTICLE
Ask DTrace: Why are my tests so slow?
December 01, 2015
ARTICLE
DTrace: [Even Better Than] Strace for OS X
November 06, 2015
ARTICLE
Caring about coding
October 30, 2015
ARTICLE
Entity Framework & Resolving Team Migration Conflicts
September 18, 2015
ARTICLE
Optimizing the Sustainable Pace
September 15, 2015
ARTICLE
Internationalize Your Way to Cleaner Code
September 11, 2015
ARTICLE
Loosely Coupled Tests
August 26, 2015
ARTICLE
Git Disciplined
July 08, 2015
ARTICLE
Los Angeles Mastery Cohort Code Katas
June 12, 2015
ARTICLE
Debug like a doctor
June 04, 2015
ARTICLE
Decorators in Ruby
May 18, 2015
ARTICLE
[Un]Planned Obsolescence in Software
May 14, 2015
ARTICLE
To meet or not to meet
May 11, 2015
ARTICLE
Using The Option Type Effectively
April 29, 2015
ARTICLE
Stack Overflow
April 27, 2015
ARTICLE
Refactoring a Regex
April 22, 2015
ARTICLE
Tail Recursion In Clojure
March 23, 2015
ARTICLE
The Option Type
March 11, 2015
ARTICLE
Learning from porting selecta
March 02, 2015
ARTICLE
The Cumulative Effect of Inefficient Workflows
February 26, 2015
ARTICLE
Identifying and avoiding the cargo cult
February 24, 2015
ARTICLE
Loose Coupling in Go lang
February 06, 2015
ARTICLE
Your Test Suite is Useless
January 12, 2015
ARTICLE
Don't mix test code with production code
December 19, 2014
ARTICLE
Mistaking Encapsulation for Abstraction
November 04, 2014
ARTICLE
Hide Your Queries
October 23, 2014
ARTICLE
Flaky crusts: Good for pies; bad for test suites
October 22, 2014
ARTICLE
Tweaking the Varnish Cache
October 16, 2014
ARTICLE
Test-Driving the Game Loop pt. 2
October 14, 2014
ARTICLE
Apprentice Blog of the Week: Isolate CSS
October 07, 2014
ARTICLE
Clojure Stack Traces for the Uninitiated
September 12, 2014
ARTICLE
How Long Is Too Long?
September 11, 2014
ARTICLE
Apprentice Blog of the Week: Did Java Break My byte?
September 10, 2014
ARTICLE
Apprentice Blog of the Week: Setting Date Ranges in Ruby
September 03, 2014
ARTICLE
Functional-ish Ruby
August 20, 2014
ARTICLE
Test-Driving the Game Loop pt. 1
August 18, 2014
ARTICLE
Abstraction To The Rescue
July 25, 2014
ARTICLE
Avoiding the Drift to Low Performance
July 22, 2014
ARTICLE
Command Objects Are Gerunds
July 15, 2014
ARTICLE
Diving Into Swift With Swiftest
July 14, 2014
ARTICLE
Take Pride in Your Legacy (Code)
July 11, 2014
ARTICLE
Pattern Language of Thieves
July 09, 2014
ARTICLE
What Good are Strong Parameters?
April 05, 2014
ARTICLE
Buy the Sandwich, Not the Meal
March 17, 2014
ARTICLE
Adding Namespaces To Ruby
March 07, 2014
ARTICLE
Five Years of Raising the Bar
March 06, 2014
ARTICLE
Store Data Not Types
February 24, 2014
ARTICLE
How I Evaluate Open-Source Software
January 03, 2014
ARTICLE
validates_presence_of false
December 29, 2013
ARTICLE
Nested Contexts are Only Kind of Evil
December 17, 2013
ARTICLE
Lispy Elixir
November 26, 2013
ARTICLE
Check Your Work
October 31, 2013
ARTICLE
Ruby DeRailed: Emergent Data Design
October 17, 2013
ARTICLE
Test Extraction and Readability
October 15, 2013
ARTICLE
Ruby DeRailed: Fast Tests
October 10, 2013
ARTICLE
Synchronization in a Distributed System
October 04, 2013
ARTICLE
Modular JavaScript
September 27, 2013
ARTICLE
Using Katas To Improve
September 26, 2013
ARTICLE
Coding fast and coding slow
September 23, 2013
ARTICLE
A Case Against Cucumber
September 18, 2013
ARTICLE
Higher-Ranked Types
September 13, 2013
ARTICLE
ActiveRecord Mass-Assignment Order
August 12, 2013
ARTICLE
Deferred Objects
August 09, 2013
ARTICLE
The Right Tests in the Wrong Order
July 18, 2013
ARTICLE
Strive for Simplicity
July 08, 2013
ARTICLE
Procedural Polymorphism
June 26, 2013
ARTICLE
For Want of a Static Language
June 26, 2013
ARTICLE
Idempotent HTTP
June 02, 2013
ARTICLE
Performing Code Katas
May 28, 2013
ARTICLE
Replace Temp with Query in Clojure
May 21, 2013
ARTICLE
What is a Bug?
May 13, 2013
ARTICLE
When is a character not a Character?
April 11, 2013
ARTICLE
Stable Sorting in Ruby
March 26, 2013
ARTICLE
The Repository Pattern
March 23, 2013
ARTICLE
Help Prevent Session Hijacking
March 01, 2013
ARTICLE
Riak, MapReduce, and large numbers
January 18, 2013
ARTICLE
Protect Yourself From SQL Injection
January 04, 2013
ARTICLE
Testing Recursion
January 01, 2013
ARTICLE
Don't Fail at Failure in Ruby
December 21, 2012
ARTICLE
Reflections on Using Backbone.js
December 13, 2012
ARTICLE
Transformation Priority Premise Applied
November 17, 2012
ARTICLE
Composition over Mixins
November 16, 2012
ARTICLE
Taking Password Storage Up A Notch
November 04, 2012
ARTICLE
Servers in Source Control
October 30, 2012
ARTICLE
Implementing and Testing the Singleton Pattern in Ruby
October 20, 2012
ARTICLE
Data Validation in Clojure
October 16, 2012
ARTICLE
Applying DRY to Editing
October 03, 2012
ARTICLE
Mind Your Git Manners
September 27, 2012
ARTICLE
Welcome To The Gilded Rose (in Clojure)
September 26, 2012
ARTICLE
Owning Your Dependencies
September 24, 2012
ARTICLE
The Sheep And Their Feet
September 21, 2012
ARTICLE
Adapting To Change
September 18, 2012
ARTICLE
Explicit Collections
September 12, 2012
ARTICLE
C++ is Not Slow
August 14, 2012
ARTICLE
The Community Guide to Monads
August 11, 2012
ARTICLE
The Classic Buffer Overflow
August 03, 2012
ARTICLE
With Proper TDD, You Get That
July 18, 2012
ARTICLE
Test Driven Assembly
June 07, 2012
ARTICLE
On Obsession, Primitive and Otherwise
June 05, 2012
ARTICLE
Be a Relentless Programmer
May 22, 2012
ARTICLE
Quoting Without Confusion
May 22, 2012
ARTICLE
A Scope Heuristic
May 01, 2012
ARTICLE
Polymorphism in Clojure
April 26, 2012
ARTICLE
14 Ways to Make Remote Audio Better
February 28, 2012
ARTICLE
Things You Should Know About JavaScript
February 06, 2012
ARTICLE
Modules called, they want their integrity back
February 03, 2012
ARTICLE
Hello iOS Development
December 19, 2011
ARTICLE
Mind Your Own Business Rails
December 09, 2011
ARTICLE
Why I Pair Program
December 02, 2011
ARTICLE
Three Reasons To Roll Your Own Mocks
November 28, 2011
ARTICLE
Avoiding Common Errors in Your Jasmine Test Suite
November 13, 2011
ARTICLE
That's Not Yours
October 27, 2011
ARTICLE
Out of Controller
October 17, 2011
ARTICLE
Inconsistent APIs Are Costly
October 03, 2011
ARTICLE
Testing Code That's hard to test
October 01, 2011
ARTICLE
Pointers, Schmointers
October 01, 2011
ARTICLE
Appreciative Inquiry Retrospectives
September 19, 2011
ARTICLE
Winning at Consistency
June 10, 2011
ARTICLE
10 Ways to Do Acceptance Testing Wrong
April 26, 2011
ARTICLE
Clean This Code
April 23, 2011
ARTICLE
Jenkins, RVM, and Selenium
March 02, 2011
ARTICLE
That‘s Not In My String!
February 02, 2011
ARTICLE
Post-Agile: Standing on the shoulders of giants
January 06, 2011
ARTICLE
Clojure Libs and Namespaces: require, use, import, and ns
December 05, 2010
ARTICLE
Agile Manifesto Chinese Translation
December 02, 2010
ARTICLE
A Leiningen Tutorial
November 26, 2010
ARTICLE
Clean Acceptance Tests
October 18, 2010
ARTICLE
TDD in education, they're doing it wrong
April 09, 2010
ARTICLE
Limelight 0.5.0 Released
October 19, 2009
ARTICLE
Reflection on Hangman
October 04, 2009
ARTICLE
Hangman Tournament
August 28, 2009
ARTICLE
Up and running with TDD on Android
July 11, 2009
ARTICLE
Announcing chiPhone
July 09, 2009
ARTICLE
A Functional Refactoring in Scala
June 16, 2009
ARTICLE
TDD and iPhone—NSTimer
May 11, 2009
ARTICLE
Copyrights Conundrum
March 12, 2009
ARTICLE
Selenium on Rails Released, Again
March 07, 2009
ARTICLE
When is a Mock not a Mock
January 10, 2009
ARTICLE
Embedded Ruby Talks Morse
January 09, 2009
ARTICLE
Embedded Ruby Sings Sinatra
December 30, 2008
ARTICLE
Embedded Ruby—First Steps
December 19, 2008
ARTICLE
Kata: Langston's Ant in Ruby
November 13, 2008
ARTICLE
Simon
November 10, 2008
ARTICLE
Ruby Battleship Sparring Tournament
November 08, 2008
ARTICLE
Limelight 0.3.0 Released
November 05, 2008
ARTICLE
Limelight Tutorial: Tic Tac Toe Example
September 29, 2008
ARTICLE
Selenium on Rails released
September 14, 2008
ARTICLE
That's Not Agile! Bibliography
August 07, 2008
ARTICLE
That's not Agile, Live
July 26, 2008
ARTICLE
Some Random RubyCocoa stuff
July 23, 2008
ARTICLE
Active Record migration dependencies
June 13, 2008
ARTICLE
Code Less: A Language Keystroke Experiment
June 08, 2008
ARTICLE
Announcing Limelight
June 02, 2008
ARTICLE
Erlang and the OCP
May 24, 2008
ARTICLE
Bowled Over by RubyCocoa
April 20, 2008
ARTICLE
Rinda and setting up Rindlets
April 16, 2008
ARTICLE
Rinda 101
February 11, 2008
ARTICLE
Want clean code? Stop using the editor.
December 21, 2007
ARTICLE
Un–Rubify
December 19, 2007
ARTICLE
Ruby and the Art of Computer Programming
November 06, 2007
ARTICLE
Sockets Enable Multi-Lingual Applications
November 04, 2007
ARTICLE
Test Driven Debugging
October 11, 2007
ARTICLE
Micah's General Guidelines on Ruby require
October 08, 2007
ARTICLE
RubyCocoa Tutorial
August 13, 2007
ARTICLE
That's Not Agile!
August 05, 2007
ARTICLE
Something new, every day
June 26, 2007
ARTICLE
Test Driving Module Methods—Part Two
June 15, 2007
ARTICLE
Lost in Portland, and Thinking
May 20, 2007
ARTICLE
Ruby DSL Blocks
May 20, 2007
ARTICLE
Test Driving Module Methods
May 03, 2007
ARTICLE
Test, Code, There Is No Step Three!
April 13, 2007
ARTICLE
Sharing a Database Among Multiple Rails Applications
February 20, 2007
ARTICLE
Storing Binary Data in Postgres? Beware!
February 18, 2007
ARTICLE
Understanding Statemachines, Part 3: Conditional Logic
February 12, 2007
ARTICLE
Clean as You Code
January 29, 2007
ARTICLE
Three Reasons to Use FitNesse
January 19, 2007
ARTICLE
Getting started with Rails and FitNesse
January 15, 2007
ARTICLE
Understanding Statemachines, Part 2: Actions
November 29, 2006
ARTICLE
BOC
November 12, 2006
ARTICLE
Rails Migrations and Subversion
September 28, 2006
ARTICLE
Ruby and Human Compilers
September 26, 2006
ARTICLE
Self Shunt
September 11, 2006
ARTICLE
Buffer to the Rescue
September 07, 2006
ARTICLE
Delegates Vs Command Pattern
September 07, 2006
ARTICLE
Fresh Testing
September 07, 2006
ARTICLE
IList, IComparable, ICarumba!
September 07, 2006
ARTICLE
Over Mocking
September 07, 2006
ARTICLE
Pre–Factoring
September 07, 2006
ARTICLE
Prelude to the Mock Off
September 07, 2006
ARTICLE
Smalltalk Bowling
September 07, 2006
ARTICLE
Apples and Tigers
November 17, 2004