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A comment on Swedish Exchange paralyzed by buy order for "-6 stocks". Parent comment

Re:Swedish Exchange paralyzed by buy order for "-6 stocks" by ajuc on Thursday November 29, 2012 @06:02AM (#4847103)
Just validation of the input string would suffice. No need to use unsigned ints or promoted numerals.
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Re:Swedish Exchange paralyzed by buy order for "-6 stocks" by KingMob on Thursday November 29, 2012 @12:02PM (#4848735)
Well, that's a start, but any subsequent math would involve numbers not directly entered by the user, so it's not sufficient by itself.
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