this post was submitted on 15 May 2025
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[–] ricecake@sh.itjust.works 135 points 2 months ago (4 children)

I set all 8 bits to 1 because I want it to be really true.

[–] laranis@lemmy.zip 95 points 2 months ago* (last edited 2 months ago) (6 children)

01111111 = true

11111111 = negative true = false

[–] StellarSt0rm@lemmy.world 48 points 2 months ago (3 children)
[–] ThatGuy46475@lemmy.world 29 points 2 months ago (3 children)
[–] foofiepie@lemmy.world 22 points 2 months ago

100001111 = maybe not

[–] caseyweederman@lemmy.ca 4 points 2 months ago

0011 1111 = could you repeat the question

[–] assa123@lemmy.world 2 points 2 months ago

00000001 00000000 00001111 10101010

[–] tfm@europe.pub 7 points 2 months ago

Schrödingers Boolean

[–] Venator@lemmy.nz 1 points 1 month ago

Is this quantum computing? 😜

[–] VonReposti@feddit.dk 34 points 2 months ago (4 children)

What if it's an unsigned boolean?

[–] ivanovsky@lemm.ee 25 points 2 months ago

Cthulhu shows up.

[–] laranis@lemmy.zip 3 points 2 months ago

Common misconception... Unsigned booleans (ubool) are always 16-bits.

[–] ricecake@sh.itjust.works 13 points 2 months ago

Could also store our bools as floats.

00111111100000000000000000000000 is true and 10111111100000000000000000000000 is negative true.

Has the fun twist that true & false is true and true | false is false .

[–] OpenStars@piefed.social 7 points 2 months ago

Why do alternative facts always gotta show up uninvited to the party? 🥳

[–] pocker_machine@lemmy.world 4 points 2 months ago (1 children)

So all this time true was actually false and false was actually true ?

[–] laranis@lemmy.zip 3 points 2 months ago (1 children)

Depends on if you are on a big endian or little endian architecture.

[–] pocker_machine@lemmy.world 7 points 2 months ago

Come on man, I’m not gonna talk about my endian publicly

[–] Jankatarch@lemmy.world 2 points 1 month ago

negative true = negative non-zero = non-zero = true.

[–] OpenStars@piefed.social 15 points 2 months ago (1 children)

TIL, 255 is the new 1.

Aka -1 >> 1 : TRUE

[–] ricecake@sh.itjust.works 8 points 2 months ago

But only if you really mean it. If not, it's a syntax error and the compiler will know.

[–] p_consti@lemmy.world 12 points 2 months ago

I was programming in assembly for ARM (some cortex chip) and I kid you not the C program we were integrating with required 255, with just 1 it read it as false

[–] palordrolap@fedia.io 10 points 2 months ago

You jest, but on some older computers, all ones was the official truth value. Other values may also have been true in certain contexts, but that was the guaranteed one.