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--- docs:tips_n_tricks:sed.html [22.02.2011 17:09 CET] – peter
+++ docs:tips_n_tricks:sed.html [22.02.2011 17:16 CET] (current) – peter
@@ Line 5: / Line 5: @@
   sed -n '1h;1!H;${g;s/\n //g;p;}' /tmp/ldap_schema.ldif > /tmp/ldap_schema_longline.ldif
+Meaning of the tokens:
+| ''1h''       | copy first line into hold space                   |
+| ''1!H''      | append every line but the first one to hold space |
+| ''${''       | execute on last line                              |
+| ''g''        | copy hold space to pattern space                  |
+| ''s/\n //g'' | delete newline + space                            |
+| ''p''        | print pattern space                               |
 Thanks to Austin Matzko for giving a [[http://austinmatzko.com/2008/04/26/sed-multi-line-search-and-replace/|working example]].