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March 2014 update

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This commit is contained in:
Ingy döt Net 2014-04-02 16:56:35 +00:00
parent 09687c4926
commit a25938f123
1846 changed files with 21876 additions and 5203 deletions
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19
Task/Add-a-variable-to-a-class-instance-at-runtime/Objective-C/add-a-variable-to-a-class-instance-at-runtime-1.m
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@ -1,21 +1,20 @@
#import <Foundation/Foundation.h>
#import <objc/runtime.h>
char fooKey;
static char fooKey;
int main (int argc, const char *argv[]) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
@autoreleasepool {
id e = [[NSObject alloc] init];
id e = [[NSObject alloc] init];
// set
objc_setAssociatedObject(e, &fooKey, [NSNumber numberWithInt:1], OBJC_ASSOCIATION_RETAIN);
// set
objc_setAssociatedObject(e, &fooKey, @1, OBJC_ASSOCIATION_RETAIN);
// get
NSNumber *associatedObject = objc_getAssociatedObject(e, &fooKey);
NSLog(@"associatedObject: %@", associatedObject);
// get
NSNumber *associatedObject = objc_getAssociatedObject(e, &fooKey);
NSLog(@"associatedObject: %@", associatedObject);
[e release];
[pool drain];
}
return 0;
}

17
Task/Add-a-variable-to-a-class-instance-at-runtime/Objective-C/add-a-variable-to-a-class-instance-at-runtime-2.m
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@ -2,18 +2,17 @@
#import <objc/runtime.h>
int main (int argc, const char *argv[]) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
@autoreleasepool {
id e = [[NSObject alloc] init];
id e = [[NSObject alloc] init];
// set
objc_setAssociatedObject(e, @selector(foo), [NSNumber numberWithInt:1], OBJC_ASSOCIATION_RETAIN);
// set
objc_setAssociatedObject(e, @selector(foo), @1, OBJC_ASSOCIATION_RETAIN);
// get
NSNumber *associatedObject = objc_getAssociatedObject(e, @selector(foo));
NSLog(@"associatedObject: %@", associatedObject);
// get
NSNumber *associatedObject = objc_getAssociatedObject(e, @selector(foo));
NSLog(@"associatedObject: %@", associatedObject);
[e release];
[pool drain];
}
return 0;
}

0
Task/Add-a-variable-to-a-class-instance-at-runtime/Ruby/add-a-variable-to-a-class-instance-at-runtime.rb → Task/Add-a-variable-to-a-class-instance-at-runtime/Ruby/add-a-variable-to-a-class-instance-at-runtime-1.rb
View file

10
Task/Add-a-variable-to-a-class-instance-at-runtime/Ruby/add-a-variable-to-a-class-instance-at-runtime-2.rb Normal file
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@ -0,0 +1,10 @@
yes_no = "Yes"
def yes_no.not
replace( self=="Yes" ? "No": "Yes")
end
#Demo:
p yes_no.not # => "No"
p yes_no.not # => "Yes"
p "aaa".not # => undefined method `not' for "aaa":String (NoMethodError)