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The easiest way to do that is to cd to the directory first: cd /path/to/containing/folder && tar -zcvf tarfile.tar.gz foldername_tocompress So that the (containing) folder's directory becomes the root directory of your compressed file. A bit more advanced is using the -C option: tar -zcvf tarfile.tar.gz -C /path/to/foldername_tocompress . This ...


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The short answer is yes. The long answer is that all generic data compression is lossless, and almost all media encoding is lossy. I'll try to explain why below. There are two types of compression, lossless and lossy. In lossless compression no information is lost and so the original data can be reconstructed perfectly from the compressed version. In ...


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From man rsync: CREDITS ... This program uses the excellent zlib compression library written by Jean-loup Gailly and Mark Adler. From the zlib homepage: zlib is designed to be a free, general-purpose, legally unencumbered -- that is, not covered by any patents -- lossless data-compression library ... Beyond verifying zlib, ...



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