A data compression program. Originally a GNU utility it has been cloned by most Unix variants.

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touch & gzip all HTML, CSS, JS files in a directory recursively

I'm trying to optimize Nginx server. I've enabled Gzip_Static_Module to serve pre-compressed gzip static files like CSS, JS, HTML. Nginx Wiki says that the timestamps of the compressed and ...
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How come zipping a created disk image, makes smaller files than piping?

Case 1. I use dd to create an image: dd if=/dev/rdiskx of=/path/to/image bs=1m. It's 16 GB in size. I zip it, and it's suddenly around 100 MB. Case 2. I use dd to create an image, piping it ...
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Extract specific folder from a tar.gz

I know this question was previously asked on this site before like here 1 and here 2 but no success for me. I want to extract the Measures folder from my S012011_csv.tar.gz zipped file. If I do tar ...