It was 1979, this lost video shows Adele Goldberg of Xeroy PARC give a demonstration of precisely what Steve Jobs saw—just a few months earlier. We see Smalltalk, the mouse, graphical user interface, windows, pop-up menus & browsers. This demonstration changed Steve—forever.

Doing a pipeline design session with the praqma Pipeline game Emily Bache

Express intent

Tomorrow I'll be running an "Introduction to Behaviour-Driven Development (BDD)" webinar. smartbear.com/resources/webi… I'm running it twice, so hopefully you'll be able to come to one of them. Registration is free. #bdd

Act as if everything you do now right now matters. Not just for yourself, but for everyone around you. That's what we have to do in the face of this uncertainty.

One of the most effective ways to reduce developer performance: add threads. (Often also an effective way to reduce runtime performance...)

Last week I gave a lightning talk for Aginext Community called “Are you passionate?” I’ve given it a few times over the years, but as far as I know, this is the first time it was recorded: youtube.com/watch?v=KgYEPm…

Published a post on test driving a command line interface in python. qwan.eu/2020/10/07/tes…

In a world full of opinions and statements, I really like Matt Wynne ✊🏿 cosocial.ca/@mattwynne regularly asking questions #appreciation

If you're looking for a well-regarded book on what object-orientation is really about, from folks who really know this stuff - then you can't beat this book. So it's wonderful that you can get such a great book as a free PDF download.

Want to build better roadmaps? Come along to [email protected] and @marcevers discussion session to learn from others - "How do you map your roads?" - at June's Agile Cambridge conference. One of 30 great sessions. bit.ly/3w3Wiuk - #agilecam

Worth retweeting, even after a while.

Had a great learning experience in ⁦@[email protected] [email protected]⁩ and ⁦Giovanni Asproni (@[email protected])⁩ s scaling agile principles workshop. Excellent work from them on the p2 wiki p2.fed.wiki/view/welcome-v…

Holiday with the girls. Look what they still use.

We are delighted to welcome @qwanlc as a #lascot sponsor - thank you for your support! Find out more here: bit.ly/3cDNWE6

Thank you to the #SDinGov sponsors - @DeloitteDIGI_UK Zühlke Group Registers of Scotland cxpartners dxw Create/Change SR2 Unboxed Calba @qwanlc - without them the conference would not be possible!

We understand it takes a lot of effort to put together your session for #XP2023 so we extended the deadline: Feb 19! It’s a great opportunity to share&learn! We are happy to welcome new ideas!💡#comicagile Agile Alliance plz share 🙏 agilealliance.org/xp2023/call-fo…