2018-11-18 17:09:19.982104+0000 FetchData[2952:80880]
           Fetching Courses
           2018-11-18 17:09:20.008461+0000 FetchData[2952:81017] Task
           <31F8B323-CEE4-4D7A-B1D4-BB42632EF8CF>.<1> finished with
            error - code: -1002
          2018-11-18 17:09:20.090966+0000 FetchData[2952:81015]
          Finished fetching
          2018-11-18 17:09:20.091679+0000 FetchData[2952:81015] Dummy String

-(void)fetchCoursesUsingJSON{
    NSLog(@"Fetching Courses");
    NSString * urlString = @"//https://api.letsbuildthatapp.com/jsondecodable/courses";

    NSURL *url =[NSURL URLWithString:urlString];

    [[NSURLSession.sharedSession dataTaskWithURL:url completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        NSLog(@"Finished fetching");

        NSString *dummyString = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
        NSLog(@"Dummy String %@", dummyString);


    }]resume];


}