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xargs and working with spaces in filenames
Yes, egrep is the same as "grep -E"; this is historical, grep was the original command, followed by fgrep ("fast grep") that was very quick but doesn't grok wildcards, and egrep ("enhanced grep") that understood full regular expressions. Later on, these three programs were folded back into one (with 3 hardlinks to the same executable), then the "-E" and "-F" options were added. |
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