Sjmarf@sh.itjust.works to Programmer Humor@programming.dev · 2 months agoLDACsh.itjust.worksimagemessage-square35fedilinkarrow-up1546arrow-down11
arrow-up1545arrow-down1imageLDACsh.itjust.worksSjmarf@sh.itjust.works to Programmer Humor@programming.dev · 2 months agomessage-square35fedilink
minus-squaremsfroh@lemmy.calinkfedilinkarrow-up32·2 months agoSo when you zip some files and then unzip them, some of the bytes are missing? Really?!
minus-squareKanda@reddthat.comlinkfedilinkarrow-up1arrow-down30·2 months agoIf nothing is lost, what did you compress away? Decompression is magic, I ain’t gotta explain shit
minus-squareSwedneck@discuss.tchncs.delinkfedilinkarrow-up15·edit-22 months agoyou compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
minus-squarephlegmy@sh.itjust.workslinkfedilinkarrow-up9·2 months agoKeep your magic ways to yourself, wizard
minus-squareKayana@ttrpg.networklinkfedilinkarrow-up15·2 months agoIf you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
minus-squareNatanael@slrpnk.netlinkfedilinkarrow-up1·2 months agoNewer fractional arithmetic encoding can get crazy https://en.wikipedia.org/wiki/Asymmetric_numeral_systems
minus-squareenbipanic@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up14·2 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?!
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)
Keep your magic ways to yourself, wizard
If you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
Newer fractional arithmetic encoding can get crazy
https://en.wikipedia.org/wiki/Asymmetric_numeral_systems
Some compression is lossy