norio-nomura

#import <objc/objc-runtime.h>

// [super description];
struct objc_super s = {self, [self superclass]};
objc_msgSendSuper(&s, @selector(description));

rpetrich

#import <UIKit/UIKit.h>

#define UI_MAIN_SCREEN_SCALE() ([UIScreen instancesRespondToSelector:@selector(scale)] ? [UIScreen mainScreen].scale : 1.0f)

static inline CGFloat CGFloatRoundToScale(CGFloat value, CGFloat scale)
{
    return roundf(value * scale) / scale;
}

static inline CGFloat CGFloatRoundToMainScreen(CGFloat value)

kishikawakatsumi

#define DATA(str) [(NSString*)(str) dataUsingEncoding:NSUTF8StringEncoding]

- (NSData *)generateFormData:(NSDictionary *)dictionary boundary:(NSString *)boundary {
    NSMutableData *data = [[NSMutableData alloc] init];
    id key;
    NSEnumerator *enumerator = [dictionary keyEnumerator];
    
    while (key = [enumerator nextObject]) {
        id value = [dictionary valueForKey:key];
        [data appendData:DATA(([NSString stringWithFormat:@"--%@\r\n", boundary]))];