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114 comments
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Compression is lossy.
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So when you zip some files and then unzip them, some of the bytes are missing? Really?!
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It's only the zeros, so you're not really missing anything.
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If nothing is lost, what did you compress away? Decompression is magic, I ain't gotta explain shit
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If you want the magic explained, here's a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
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Newer fractional arithmetic encoding can get crazy
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you compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
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Keep your magic ways to yourself, wizard
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Some compression is lossy
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114 comments