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grep '^[^#]' sample.conf
\__/ |||| \_________/
| |||| |
| |||| \- Filename
| |||\- Only character in group is '#'
| ||\- Negate character group (will match any cahracter *not* in the
| || group)
| |\- Start new character group (will match any character in the
| | group)
| \- Match beginning of line
\- Run grep
Empty lines will also be not matched, because there has to be at least one non-hash-sign character in the line.
Finds all files recursively from your working directory, matching 'aMethodName', except if 'target' is in that file's path.
Handy for finding text without matching all your files in target or subversion directories.