24 янв. 2011 г. · grep -v -x -f f2 f1 should do the trick. Explanation: One can instead use grep -F or fgrep to match fixed strings from f2 rather than patterns.

6 мар. 2020 г. · I would like to exclude rows from file 2 where the value of column 2 falls within a range defined by file 1.

23 мар. 2011 г. · You can use sed to replace lines in place in a file. However, it seems to be much slower than using grep for the inverse into a second file.

27 авг. 2013 г. · I'd like find lines in files with an occurrence of some pattern and an absence of some other pattern. For example, I need find all files/lines including loom ...

17 февр. 2016 г. · I have many text files containing annotations. The original text is marked with lines containing the words: START OF TEXT OF PASSAGE 1 END OF TEXT OF PASSAGE 1

3 февр. 2011 г. · You want to delete the top line use this: tail -n +2 foo.txt which means output lines starting at line 2. Do not use sed for deleting lines from the top or ...

4 дек. 2008 г. · With sed, the pattern '1d' will delete the first line. Additionally, the -i flag can be used to update the file "in place".

2 февр. 2015 г. · You could use: grep -v "dirs" tmp. The -v argument of grep will negate the match, i.e. it will exclude anything matching dirs from the file ...

18 нояб. 2017 г. · I am trying to write a script in bash wherein I read each line from file named source, store the line as variable x, and match it against a condition.

4 февр. 2020 г. · I am on bash I have two files added.txt and unmatched.txt , now imagine that all lines from added.txt are present in unmatched.txt . I want to remove lines ...