cmdex 0.2.7

Search for those commands you don't remember!
Documentation 
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{
    "name": "awk",
    "description": "Remove duplicate lines with awk while keeping empty lines",
    "value": "awk '!/./ || !seen[$0]++' file",
    "platforms": ["Linux"],
    "authors": "Blas Rodriguez Irizar <rodrigblas@gmail.com>"
}