Help for this page
$ perl -e 'open my $FH, "<", "xml.pl" and print "Opened!" or print "ca
+nnot open file\n" and print 3'
$ perl -e 'open my $FH, "<", "xml2.pl" and print "Opened!" or print "c
+annot open file\n" and print 3'
cannot open file
By rote learning.
Via Genetic memory.
It's provided by my firmware.
I just remember them.
Thirty days hath September
My computer gets it right, usually.
I just ask someone else.
Someone punches me on the first of the month.
Results (221 votes),