☆ Yσɠƚԋσʂ ☆@lemmy.ml to Programmer Humor@lemmy.mlEnglish · 2 years agoNew File Formatlemmy.mlimagemessage-square72linkfedilinkarrow-up1599
arrow-up1583imageNew File Formatlemmy.ml☆ Yσɠƚԋσʂ ☆@lemmy.ml to Programmer Humor@lemmy.mlEnglish · 2 years agomessage-square72linkfedilink
minus-squaredan@upvote.aulinkfedilinkEnglisharrow-up2·2 years agoLinux mostly doesn’t use file extensions… It relies on “magic bytes” in the file. Same with the web in general - it relies purely on MIME type (e.g. text/html for HTML files) and doesn’t care about extensions at all.
minus-squarefibojoly@sh.itjust.workslinkfedilinkarrow-up0·2 years ago“Magic bytes”? We just called them headers, back in my day (even if sometimes they are at the end of the file)
minus-squaredan@upvote.aulinkfedilinkarrow-up1·2 years agoThe library that handles it is literally called “libmagic”. I’d guess the phrase “magic bytes” comes from the programming concept of a magic number?
Linux mostly doesn’t use file extensions… It relies on “magic bytes” in the file.
Same with the web in general - it relies purely on MIME type (e.g.
text/htmlfor HTML files) and doesn’t care about extensions at all.“Magic bytes”? We just called them headers, back in my day (even if sometimes they are at the end of the file)
The library that handles it is literally called “libmagic”. I’d guess the phrase “magic bytes” comes from the programming concept of a magic number?