6min chapter

The Array Cast cover image

Leslie Goldsmith, from I.P. Sharp to KX

The Array Cast

CHAPTER

APL 360 - What Larry Had Done With the Mailbox

In APL, when you interrupted something, you had access to all of the access to the execution stack. Larry made changes to the interpreter so that names were locked into the symbol table. He did that by mapping the print names so that the first character of the name was a symbol. The result was that there were zero global variables in the workspace except for the thing called scribe.

00:00

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode