TILTThings I've Learnt Today

2020-01-16

Why is This so Terrible

I gave a short presentation: Elements of Functional Programming for React.js Developers. You can see the slides.

2019-08-27

Shape Up by Ryan Singer from Basecamp

Oh my! This book is the best. I want to work like that!

2019-03-31

Is there an equivalent of cd - for cp or mv?

Perhaps you know that you can go back and forth between current and previous directory using handy shortcut for the cd command:

cd -

But this is cd specific. Is there a way to copy or move a file from current directory to the previous? Turns out there is.

2017-08-04

Passing undefined to a JavaScript promise

Consider this simple snippet:

Promise
  .resolve('JavaScript, why are you doing this to me?')
  .then(console.logg)
  .catch(console.error)

Note that `console.logg` is `undefined`. What will be printed?