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Wade Womersley

wade.one

wade womersley – york based software engineer

Engineering notes from the sharp end

Practical writing about software, systems, delivery, and things that behave strangely under pressure.

wade womersley – york based software engineer I write the way I work: direct, useful, and more interested in what holds up in production than what sounds clever on a slide.

300 published posts

Latest update October 23, 2026

Programming Random Stuff Software Engineer News AI Software

Latest post

A Test Should Be Able to Disagree With the Implementation

October 23, 2026 By Wade

A test that repeats the implementation can pass while proving very little.

Software Engineer
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Archive

Recent writing

Halloween Is Better With One Deeply Silly Decoration

Posted on October 23, 2026 By
Random Stuff

My favourite sort of Halloween decoration is the one that has wandered slightly away from being scary.

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A Scheduled Job Needs a Time Zone, Not Just an Hour

Posted on October 22, 2026 By
Programming

“Run it at six” is incomplete information for a scheduled job.

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Hashed Asset Names Make CDN Releases Easier to Reason About

Posted on October 21, 2026 By
Programming

Replacing app.js and hoping every cache forgets the old version is a fairly unpleasant deployment strategy.

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Database Migrations Need to Survive Two App Versions at Once

Posted on October 20, 2026 By
Programming

A database migration can work perfectly on your development machine and still make a production deployment awkward.

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Every Mundane Task Deserves an Overdramatic Soundtrack

Posted on October 20, 2026 By
Random Stuff

Putting the washing away could use a boss-battle soundtrack.

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Pagination Needs a Stable Order Before It Needs a Clever Cursor

Posted on October 19, 2026 By
Programming

Pagination looks simple until the underlying list changes between requests.

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USB-C Is a Connector, Not a Promise About the Cable

Posted on October 18, 2026 By
Hardware

I like being able to plug the same-shaped cable into more devices.

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Passkeys Still Need a Sensible Account Recovery Flow

Posted on October 17, 2026 By
Software

Passkeys can make signing in feel pleasantly uneventful.

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Glow-in-the-Dark Stuff Still Works on Me

Posted on October 17, 2026 By
Random Stuff

I remain very easy to impress with something that glows in the dark.

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