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124
sed delete lines not containing specific string
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60
Return value of sed for no match
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57
grep: group capturing
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57
find matching text and replace next line
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47
Way to output differences between two files (preferably using command line)
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42
How do I get bc(1) to print the leading zero?
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36
sed replace string in a first line
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32
How to cut a string after a specific character in unix
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30
How to add a # before any line containing a matching pattern in BASH?
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28
sed: joining lines depending on the second one
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27
using sed to insert file content into a file BEFORE a pattern
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27
How to use variables in a command in sed?
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26
Sorting unique by column - sort command?
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26
SED: multiple patterns on the same line, how to match/parse first one
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25
delete a column with awk or sed
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22
sed: conditional merge of multiple lines
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22
Concatenating every other line with the next
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21
Replacing a string in nth line a file
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20
How to select lines between two marker patterns which may occur multiple times with awk/sed
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19
How to use a variable's value as another variable's name in bash
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19
Replace every n'th occurrence in huge line in a loop
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19
How to remove all of the diacritics from a file?
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19
Move lines matching a pattern from one file to another
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18
Convert specified column in a multi-line string into single comma-separated line
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18
How to use SED without a file with an env var?
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18
How to make sed remove lines not matched by a substitution
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17
removing lines between two patterns (not inclusive) with sed
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16
sed search and replace strings containing /
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16
Rename files to md5 sum + extension (BASH)
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15
Extra space in awk output
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