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Please help me delete a file?
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Range of lines in file
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How do I delete a file whose name begins with "-" (hyphen a.k.a. dash or minus)?
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Search and replace a line in a file in Python
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How to jump to a particular line in a huge text file?
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How Does One Remove Duplicate Text Lines From Files Larger Than 4GB?
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Remove last character from line
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Removing lines from text file that contain string at beginning and string at end - and keep one
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Identify duplicate lines in a file without deleting them?