[Qt-interest] Can you spot my mistake.

John McClurkin jwm at nei.nih.gov
Mon Aug 24 13:56:01 CEST 2009


Andrew Hodgkinson wrote:
> On 24/08/2009 00:12, william.crocker at analog.com wrote:
> 
>>> Your myapp constructor doenst take in a reference to argc
>>
>> That is correct.
> 
> So why *is* QApplication's constructor defined with "int & argc", rather 
> than just "int argc"? Isn't that just asking for trouble?
> 
>> Easy to miss and of dire consequences.
> 
> Out of interest, given it took a long time for the symptoms to surface - 
> what were they? Others on the list (including me) may encounter the same 
> thing one day and who knows, they may remember this thread.
> 
When I made that mistake it didn't take long at all for symptoms to 
surface. My application crashed on start up. True, my app takes command 
line arguments.



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