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To conclude my legacy code #javascript workshops, I’ve written down all key points in a single post. Check it out for hands-on exercises repo. michalzalecki.com/fighting-legac… Don’t forget to follow Michael Feathers and Dylan Beattie has gone to BlueSky!

Florens Verschelde I recommend reading michalzalecki.com/static-code-an… by Michal Zalecki . You'll find there a snippet of code to configure properly dependency-cruiser.

Do ever consider how user-provided data can be confused for the part of the UI? A short and interesting video that shows the issue: youtube.com/watch?v=WWJTsK…

After almost 4 years, this is still up-to-date and also my most popular blog post! michalzalecki.com/why-using-loca…

With #git log -p -S you can look for changes in commits by string or by regex with the -G option. It's great to search for changes from a given author or in the deleted code.

With Jest, you can easily mock only part of the JavaScript module using requireActual. It comes in handy to remove randomness or side effects from your tests.

I'm working on the next version of the ebook on testing JavaScript. I reminded myself how an interesting discussion this was. Between DHH, Martin Fowler, and Kent Beck 🌻 (2014) youtube.com/watch?v=z9quxZ…

Do you remember the difference between unknown and any in #typescript? 🥇 You can assign anything to unknown and any. 🥈 You can't assign unknow to anything except of unknow and any. 🥉 You can't access unknow properties (unlike any).

In DevTools (Chrome/Firefox), $_ returns the last value. So useful! #javascript

I don’t think I’ve shared it already. Despite 1k ⭐️ this is one of the most undervalued resources on unit testing github.com/testdouble/con… (by Test Double)

You can run Docker (any app, really) from the command line on macOS with open -a Docker Great for automation when you use tools like iTermocil

Refreshingly simple picocss.com