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but perl is installed on many.
– osgx
Commented Dec 27, 2010 at 18:28
$ wcalc bash: wcalc: command not found
– osgx
Commented Dec 27, 2010 at 18:29
osgx: if you wanted Perl solutions you should have asked on stackoverflow. This is not a programming website.
– user1931
Commented Dec 27, 2010 at 19:05
Little bit of UUOC, too :p
– user1931
Commented Dec 27, 2010 at 20:31
I want a shell solution. AWK, SED can be used. PERL one-liner is in my question already ))
– osgx
Commented Dec 27, 2010 at 21:36

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create code fences with backticks ` or tildes ~
```
like so
```
add language identifier to highlight code
```python
def function(foo):
print(foo)
```
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