this post was submitted on 15 May 2025
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[–] ricecake@sh.itjust.works 135 points 1 week ago (4 children)

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

[–] laranis@lemmy.zip 95 points 1 week ago* (last edited 1 week ago) (6 children)

01111111 = true

11111111 = negative true = false

[–] Jankatarch@lemmy.world 2 points 6 days ago

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

[–] StellarSt0rm@lemmy.world 48 points 1 week ago (3 children)
[–] Venator@lemmy.nz 1 points 6 days ago

Is this quantum computing? 😜

[–] ThatGuy46475@lemmy.world 28 points 1 week ago (3 children)
[–] foofiepie@lemmy.world 22 points 1 week ago

100001111 = maybe not

[–] caseyweederman@lemmy.ca 3 points 1 week ago

0011 1111 = could you repeat the question

[–] assa123@lemmy.world 2 points 1 week ago

00000001 00000000 00001111 10101010

[–] tfm@europe.pub 6 points 1 week ago

Schrödingers Boolean

[–] VonReposti 34 points 1 week ago (4 children)

What if it's an unsigned boolean?

[–] ivanovsky@lemm.ee 25 points 1 week ago

Cthulhu shows up.

[–] laranis@lemmy.zip 3 points 1 week ago

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

[–] ricecake@sh.itjust.works 12 points 1 week 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 6 points 1 week ago

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

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

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

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

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

[–] pocker_machine@lemmy.world 6 points 1 week ago

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

[–] OpenStars@piefed.social 14 points 1 week ago (1 children)

TIL, 255 is the new 1.

Aka -1 >> 1 : TRUE

[–] ricecake@sh.itjust.works 8 points 1 week 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 1 week 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 1 week 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.