Programming in Objective-C 2 0 edition phần 4 pot

... copied.” 2 ;char string2[ 50] ;copyString (string2, string1);NSLog (@”%s”, string2);copyString (string2, “So is this.”);NSLog (@”%s”, string2);[pool drain];return 0; }Program 13.13 OutputA string ... [[NSAutoreleasePool alloc] init];NSString *str = @ Programming is fun”;NSLog (@”%@”, str);[pool drain];return 0; }Program 15 .2 Output Programming is fun In the lineNSString *str = @ Programming is fun”;the ... as-sign the value 0x 100 0FF to intPtr.Applying the indirection operator to a pointer variable, as in the expression*intPtrhas the effect of treating the value contained in the pointer variable...

... not equal to set2set1 contains 10 set2 does not contain 10 set1 after adding 4 and removing 10: { 3 1 5 4 }set1 intersect set2:{ 3 5 }set1 union set :{ 12 3 5 20 0 }The print method uses ... alloc] init];NSMutableSet *set1 = [NSMutableSet setWithObjects:INTOBJ(1), INTOBJ(3), INTOBJ(5), INTOBJ( 10) , nil];NSSet *set2 = [NSSet setWithObjects:INTOBJ(-5), INTOBJ( 100 ), INTOBJ(3), INTOBJ(5), ... <Foundation/NSString.h>// Create an integer object#define INTOBJ(v) [NSNumber numberWithInteger: v]// Add a print method to NSSet with the Printing category@interface NSSet (Printing);-(void) print;@end@implementation...

... located in the \chapter 12\ ArrayMapTest folder.#include “allegro.h”//define some convenient constants#define MODE GFX_AUTODETECT_FULLSCREEN#define WIDTH 6 40 #define HEIGHT 4 80 #define STEP ... values!#define TILEW 32 #define TILEH 32 / / 20 columns across is the default for a bitmap//file exported by Mappy#define COLS 20 //make sure this exactly describes your map data#define MAP_ACROSS ... chapters of this book) are 32 32 pix-els, so I have typed 32 in the width box and 32 in the height box. Next you must enter thesize of the map. The default 100 × 100 map probably is too large...