How do I remove the first 300 million lines from a 700 GB text file on a system with 1 TB disk space total, with 300 GB available? (My system has 2 GB of memory.) The answers I found use sed, tail, head: How do I delete the first n lines of a text file using shell commands? Remove the first n lines of a large text file But I think (please correct me) I cannot use them due to the disk space being l
sort -k 3,3 myFile would display the file sorted by the 3rd column assuming the columns are separated by sequences of blanks (ASCII SPC and TAB characters in the POSIX/C locale), according to the sort order defined by the current locale. Note that the leading blanks are included in the column (the default separator is the transition from a non-blank to a blank), that can make a difference in local
When you use a / forward search or a ? backward search in less, all instances of the file get highlighted. After I've found the instance of the word I'm looking for, what is the most correct way to unhighlight something? Currently I just press / then mash gibberish into the input field. No results = no highlights! I'm looking for something akin to vim's :nohl feature, in less.
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