In linux, regular expression subexpressions, group parts of a regular expression together, so they can be swapped or [...] via sed, for example.
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In linux, regular expression subexpressions, group parts of a regular expression together, so they can be swapped or [...] via sed, for example.
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In linux, regular expression subexpressions, group parts of a regular expression together, so they can be swapped or [...] via sed, for example.
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8. Streams and sed -- The Stream Editor to see what happens when you run this: sed -e 's/\(<[^ ]*>\)\([ ]*\)\(<[^ ]*>\)/\3\2\1/g' GNU Linux is cool Linux GNU cool is To return to our ls example (note that this is just an <span>example, to count file sizes you should instead use the du command), think about how we could sum the bytes sizes of all the files in a directory: expr 0 `ls -l | grep '^-' | \ sed 's/^\([^ ]*[
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