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06/22/07 14:45
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  06/22/07 14:45
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 		 #141159 - Mini quiz for Friday
Save This Code
x^=y^=x^=y;
x and y are both integer types of the same width.

What does this line of C code do, and how is it better than the more obvious method that's often used?


List of 36 messages in thread
TopicAuthorDate
Mini quiz for Friday            01/01/70 00:00      
   a classic            01/01/70 00:00      
   Non kosher C            01/01/70 00:00      
      Please Explain            01/01/70 00:00      
         The reason            01/01/70 00:00      
            The real reason???            01/01/70 00:00      
               welcome to the club            01/01/70 00:00      
            Worse than "implementation dependent"            01/01/70 00:00      
               Can you clarify this point?            01/01/70 00:00      
                  splint gives a (very) detailed warning:            01/01/70 00:00      
                     Interesting ...            01/01/70 00:00      
                        Sequence point            01/01/70 00:00      
   Lesson complete            01/01/70 00:00      
      The weird part            01/01/70 00:00      
      There's a fine line            01/01/70 00:00      
         Problem            01/01/70 00:00      
            operator precedence            01/01/70 00:00      
               I second the motion            01/01/70 00:00      
                  As I said            01/01/70 00:00      
                     re: As I said            01/01/70 00:00      
                        Productivity?            01/01/70 00:00      
                           wrong comment            01/01/70 00:00      
                           re: Productivity            01/01/70 00:00      
                        that's IT            01/01/70 00:00      
                           Then again ...            01/01/70 00:00      
                              OK, is this better ?            01/01/70 00:00      
                                 12 year olds are smarter            01/01/70 00:00      
                                    Sorry but            01/01/70 00:00      
                                       Order of operations            01/01/70 00:00      
                                       I know            01/01/70 00:00      
                                    How about ...            01/01/70 00:00      
                                       Wrong?            01/01/70 00:00      
                                          point proven            01/01/70 00:00      
         Real Work vs. Fooling Around            01/01/70 00:00      
            I got caught out recently            01/01/70 00:00      
               re: I got caught out recently            01/01/70 00:00      

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