yelled3

# Based on: https://github.com/python/cpython/blob/master/Mac/BuildScript/resources/install_certificates.command

# install_certifi.py
#
# sample script to install or update a set of default Root Certificates
# for the ssl module.  Uses the certificates provided by the certifi package:
#       https://pypi.org/project/certifi/
import os
import os.path
import ssl

yelled3

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

yelled3

expect([1, 2, 3]).to ~include(3)


class Negation < BaseMatcher
  def failure_message
    matcher.failure_message_when_negated
  end
end

yelled3

@implementation TopViewController

- (void)viewDidLoad{
    [super viewDidLoad];
    
    if ([[[UIDevice currentDevice] systemVersion] floatValue] >= 7) {
        
        NSDictionary *views = @{@"topGuide": self.topLayoutGuide, @"mainView": self.view};
        
        [self.view addConstraints:[NSLayoutConstraint constraintsWithVisualFormat:@"V:[topGuide]-20-[mainView]"

yelled3

#import <UIKit/UIKit.h>

@interface MyCustomNavigationBar : UINavigationBar

@end

@implementation MyCustomNavigationBar

- (id)initWithFrame:(CGRect)frame
{