An example of how you can concatenate lines from an input file using the sed command line tool. Suppose you have the following file: AA 123 BB 456 CC 789 And you want to transform it into the following: AA; 123 BB; 456 CC; 789 This can easily be achieved by using the Linux command sed. However, putting all …

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Some more advanced examples of how to use the sed command in Linux. Add a character to the beginning of a line (e.g. the | character): sed -e 's/^/|/' orig.txt > new.txt Change a file from Unix to Windows format (i.e. add a \r at the end of the line): sed -e 's/$/\r/' myunix.txt > mydos.txt Change a file from Windows …

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