Sjmarf@sh.itjust.works to Programmer Humor@programming.dev · 3 months agoLDACsh.itjust.worksimagemessage-square56fedilinkarrow-up134
arrow-up134imageLDACsh.itjust.worksSjmarf@sh.itjust.works to Programmer Humor@programming.dev · 3 months agomessage-square56fedilink
minus-squaremsfroh@lemmy.calinkfedilinkarrow-up3·3 months agoSo when you zip some files and then unzip them, some of the bytes are missing? Really?!
minus-squareAnUnusualRelic@lemmy.worldlinkfedilinkarrow-up2·3 months agoIt’s only the zeros, so you’re not really missing anything.
minus-squareKanda@reddthat.comlinkfedilinkarrow-up0·3 months agoIf nothing is lost, what did you compress away? Decompression is magic, I ain’t gotta explain shit
minus-squareSwedneck@discuss.tchncs.delinkfedilinkarrow-up2·edit-23 months agoyou compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
minus-squareKayana@ttrpg.networklinkfedilinkarrow-up1·3 months agoIf you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
minus-squareenbipanic@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up2·3 months agoSome compression is lossy
Compression is lossy.
So when you zip some files and then unzip them, some of the bytes are missing? Really?!
It’s only the zeros, so you’re not really missing anything.
If nothing is lost, what did you compress away? Decompression is magic, I ain’t gotta explain shit
you compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
If you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
Some compression is lossy