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Re^2: Numification of strings

by LanX (Bishop)
on Aug 02, 2010 at 11:43 UTC ( #852451=note: print w/replies, xml ) Need Help??


in reply to Re: Numification of strings
in thread Numification of strings

... and gives a warning.

ah, thank you!

I missed there are warnings while testing in the debugger¹!

However this gives me the possibility to change $SIG{__WARN__} to deal with this kind of errors...e.g. by dieing.

Cheers Rolf

1)... hmm but why?

UPDATE:

OK starting the debugger with -w switch helps.

:~$ perl -w -de0 ... DB<1> $x="6gg" DB<2> p -$x Argument "6gg" isn't numeric in negation (-) at (eval 6)[/usr/share/pe +rl/5.10/perl5db.pl:638] line 2. ...

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[ambrus]: This is different from MS Word, which was already a good editor in the pre-unicode days (in word for windows versions 2 and 6, which ran on windows 3 but also on windows 95), only it wasn't trying to solve the task of writing maths papers back then.
[Discipulus]: ah ok, sounds reasonable; with no fear: Perl all life long
[ambrus]: Mind you, LaTeX is currently still useful for writing math paper or snippet content without styling in such a way that the
[ambrus]: formatting conventions of a journal or website can be quickly applied to it, and MS Office and LibreOffice has not quite solved this (although it's better for this than it used to be),
[ambrus]: which is sort of a drawback compared to the ages of typewritten manuscripts representing content only to which the typesetter applies formatting, but that process required much more manual labor.
[ambrus]: If you want to typeset a manuscript, you can still do much less work then in the manual typesetting ages and get good formatting.
[ambrus]: All with only cheap modern computers and software.
[ambrus]: Something you can have at home and your corner print shop, without a whole printing press's worth of equipment.

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