this post was submitted on 12 Apr 2025
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196
Python Performance: Why 'if not list' is 2x Faster Than Using len() (blog.codingconfessions.com)
submitted 1 week ago by abhi9u@lemmy.world to c/technology@lemmy.world
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[–] ne0n@lemmy.world 7 points 6 days ago (3 children)

Isn’t “-2x faster” 2x slower?

[–] ChaoticNeutralCzech@feddit.org 5 points 6 days ago

That woulb be 0.5x. −2x implies negative duration, which makes no sense. Neither does the layout of anything else in the image.

[–] sugar_in_your_tea@sh.itjust.works 2 points 6 days ago* (last edited 6 days ago) (1 children)

I think it was supposed to be a ~, since they use that in a paragraph below the image.

[–] phoenixz@lemmy.ca 2 points 6 days ago (1 children)

Blame AI

[–] sugar_in_your_tea@sh.itjust.works 2 points 6 days ago

It probably is AI. Either that, or a drunken stupor that produced that graph.

[–] Randelung@lemmy.world 1 points 6 days ago

Maybe they mean up to?