andkon

# 1. Use Celery:
# http://celery.readthedocs.org/en/latest/tutorials/debugging.html

from celery import task
from celery.contrib import rdb

@task()
def add(x, y):
    result = x + y
    rdb.set_trace()  # <- set breakpoint

andkon

from PIL import Image
img = Image.open("imagefilename.png")
print img.size
# 512, 512
print img.format
# PNG
print img.mode
# RGB

andkon

- (void)viewDidLoad
{
    CGRect rect = CGRectMake(0, 0, self.view.frame.size.width, 20);
    UIView *statusBarBg = [[UIView alloc] initWithFrame:rect];
    [self.view addSubview:statusBarBg];
    statusBarBg.backgroundColor = [UIColor purpleColor];
}

andkon

#import <Foundation/Foundation.h>

@interface BouncyTransition : NSObject <UIViewControllerAnimatedTransitioning>

@end

andkon

@interface RootVC : UIViewController <UIViewControllerTransitioningDelegate>

andkon

@interface InteractiveTransition.h : NSObject <UIViewControllerAnimatedTransitioning>

@end

andkon

@property (strong, nonatomic) UIDynamicAnimator *animator;
@property (strong, nonatomic) UIView *boxView;

andkon

@interface RootVC : UIViewController <UIDynamicAnimatorDelegate>

@property (strong, nonatomic) UIDynamicAnimator *animator;
@property (strong, nonatomic) UIView *noticeView;

andkon

        NSDictionary *dict = responseObject;
        NSLog(@"dict");
        for (id key in dict) {
            id obj = [dict objectForKey:key];
            NSLog(@"key=%@ value=%@ class=%@", key, obj, [obj class]);
        }

andkon

// http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices
#define IS_IPHONE ( [ [ [ UIDevice currentDevice ] model ] isEqualToString: @"iPhone" ] )
#define IS_IPHONE_4 ( fabs( ( double )[ [ UIScreen mainScreen ] bounds ].size.height - ( double )480 ) < DBL_EPSILON )
#define IS_IPHONE_5 ( fabs( ( double )[ [ UIScreen mainScreen ] bounds ].size.height - ( double )568 ) < DBL_EPSILON )
#define IS_IPHONE_6 ( fabs( ( double )[ [ UIScreen mainScreen ] bounds ].size.height - ( double )667 ) < DBL_EPSILON )
#define IS_IPHONE_6_PLUS ( fabs( ( double )[ [ UIScreen mainScreen ] bounds ].size.height - ( double )736 ) < DBL_EPSILON )