How do I randomly sort groups of multiple lines in a multi-GB file?
Fresh3 days ago
Mar 15, 20262298 viewsConfidence Score0%
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Problem
I've got a multi-GB file that has elements in 4 lines, and I would like to have every 4 lines randomized in another file, this is, keeping each four lines grouped and randomize those sets. Is there an easy way to do that?
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Fix for: How do I randomly sort groups of multiple lines in a multi-GB file?
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If you're using a reasonable new linux/unix distribution, comes with a flag which randomises lines instead of sorts them. We can use that to create this one-liner solution: First, use to group every 4 lines by replacing with . We then shuffle the li…
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