Posted January 21, 2014 by Joshua Kerievsky in Anzen, Anzeneering

Want to know what decades in the software field has taught me? Protecting people is the most important thing we can do, because it frees people to take risks and unlocks their potential. I call this Anzeneering, a new word derived from anzen (meaning safety in Japanese) and engineering.
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Fashion-Driven Development

Posted October 14, 2013 by Joshua Kerievsky in Learning, Refactoring, Software Design

In his foreword to the book, The Joy of Clojure, Steve Yegge shared this insight: “The global programming community is fashion-driven to a degree that would embarrass haute couture designers from New York to Paris.”
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Tech Safety In DeMarco’s Classic

Posted June 21, 2013 by Joshua Kerievsky in Learning, Tech Safety

Tom DeMarco made software analysis and development inherently safer in 1978 when he published his classic, Structured Analysis and System Specification. Even back then, Tom saw how unsafe it was to: shoot once for perfectionwrite giant specificationsdefine behavior via ambiguous languagelet software maintenance costs soarproduce poorly designed codeperform insufficient testing
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Tech Safety Step One: Realizing When You Have A Problem

Posted June 18, 2013 by Joshua Kerievsky in Tech Safety

I’m going to tell you a story that illustrates precisely why paying attention to tech safety is vital for your business and the first step on your road to improving. The other day I experienced an ordering ordeal, a high tech injury that occurs when completing an order is painful, awkward and time-consuming.
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Tech Safety

Posted June 13, 2013 by Joshua Kerievsky in Agile Transition, Tech Safety

Within the last year, I’ve found a new passion, direction and metaphor. I call it tech safety (#techsafety on Twitter). Tech safety leads us to reduce or remove injuries in our high-tech lives. Such injuries aren’t cuts, burns or fatalities.
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Stop Using Story Points

Posted October 12, 2012 by Joshua Kerievsky in Agile Transition, Coaching, Extreme Programming

Sprints, standups and story points have come to symbolize Agile methods much like burgers, fries and cola symbolize fast food. Ready for your Agile Happy Meal? I hope not.
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Halloween in April?!

Posted May 10, 2012 by Joshua Kerievsky in Lean Startup, Simulation and Games

These days, thanks to Lean Startup and Lean UX, I’m fairly obsessed with the idea of faking things. Faking product ideas, faking product features (see Fast, Frugal Learning with a Feature Fake), faking whatever is necessary to help us rapidly and economically learn about customer needs. So I was extremely impressed the other day with […]
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Muscling It

Posted February 13, 2012 by Joshua Kerievsky in Software Design

There are moments in software development when ordinary or common usage of an API, library, language or tool won’t solve a programming problem. At such times, some programmers retreat and consider alternative solutions that rely on simple, ordinary code. Other programmers refuse to give up and push forward to find whatever uncommon or arcane parts of […]
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Replace Badass Query With Simple Loop

Posted February 1, 2012 by Joshua Kerievsky in Refactoring, Software Design

× Warning: this blog contains ugly code requiring horizontal scroll bars. Viewer discretion advised. Yesterday, we found the following badass query in our CompletionStatusRepository class:
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Agile Vs. Lean Startup

Posted August 18, 2011 by Joshua Kerievsky in Agile Transition, Lean Startup

Lean Startup is a disciplined, scientific and capital efficient method for discovering and building products and services that people love. It rocks. It rocks far more than Agile.
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