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how yo access item key in swift 4

You can try struct Root :Decodable{ let Cities:[InnerItem] } struct InnerItem :Decodable{ let Id:String let Name:String } do { let arr = try JSONDecoder().decode(Root.self, from: data) print(arr.Cities) } catch { print(error) } // Note : This is the correct json structure {“Regions”:null,”Cities”:[{“Id”:”9605″,”Name”:”YANBAA AS SENAYAH”},{“Id”:”15″,”Name”:”ABHA”},{“Id”:”13″,”Name”:”AD DAMMAM”},{“Id”:”1542″,”Name”:”AL BAHA”},{“Id”:”14″,”Name”:”AL MADINAH AL MUNAWWARAH”},{“Id”:”2213″,”Name”:”AR’AR”},{“Id”:”11″,”Name”:”BURAYDAH”},{“Id”:”10″,”Name”:”HAIL”},{“Id”:”17″,”Name”:”JAZAN”},{“Id”:”6″,”Name”:”MAKKAH AL MUKARRAMAH”},{“Id”:”3417″,”Name”:”NAJRAN”},{“Id”:”3″,”Name”:”RIYADH”},{“Id”:”2237″,”Name”:”SAKAKA”},{“Id”:”1″,”Name”:”TABUK”}]}

Convert NSTimer to NSUInterval for Array Index

For the first warning, we need to know what type is “t” so we can know how to convert it to NSUInteger, the casting is not working. For avoiding the Second message you should rename your tickNUmber or you can use the property declared with the same name instead of a local variable.

How to "undo" when we draw in iPhone SDK? [closed]

-(void)undoButtonClicked { if([pathArray count]>0){ UIBezierPath *_path=[pathArray lastObject]; [pathArray removeLastObject]; [bufferArray addObject:_path]; [self setNeedsDisplay]; } }

Can i get iPhone purchase/first time use date [closed]

Short answer: no. Best you can get is information on when the device was turned on #include <sys/sysctl.h> struct timeval boottime; int mib[2] = {CTL_KERN, KERN_BOOTTIME}; size_t size = sizeof(boottime); time_t now; time_t uptime = -1; (void)time(&now); if (sysctl(mib, 2, &boottime, &size, NULL, 0) != -1 && boottime.tv_sec != 0) { uptime = now – … Read more

Why am I unable to do a simple Alamofire request?

Make sure you got the latest cocoapods . To check latest pod type pod –version in terminal and make sure its 1.2.0. Even you downloaded the latest Alamofire4 with cocoapods, if your cocoapods is not latest it sometimes download previous version of Alamofire. Check this first, after that use this format : Alamofire.request(url, method: .post, … Read more

create a countdown timer in objective c (iPhone development) [duplicate]

– (IBAction)buttonPressed:(id)sender { [NSTimer scheduledTimerWithTimeInterval:2 target:self selector:@selector(timerExpired) userInfo:nil repeats:NO]; } – (void)timerExpired { NSLog(@”Your two seconds are up!”); }

iOS if else statement not working [closed]

if ((dateString = asd)) Here you are assigning asd to dateString, as you use a single =. Comparisons are made with ==. But as NSString instances are pointers, you can’t use == to compare the string values. Use: if( [ str1 isEqualToString: str2 ] ) That being said, I think you should really take some … Read more

Add objective c code to swift file [closed]

This is rough translation to Swift…no tested. // Define some colors. var darkGray: UIColor = UIColor.darkGrayColor() var lightGray: UIColor = UIColor.lightGrayColor() // Navigation bar background. UINavigationBar.appearance().barTintColor = darkGray UINavigationBar.appearance().tintColor = lightGray // Color of typed text in the search bar. var searchBarTextAttributes: [NSObject : AnyObject] = [NSForegroundColorAttributeName: lightGray, NSFontAttributeName: UIFont.systemFontOfSize(UIFont.systemFontSize())] UITextField.appearanceWhenContainedInInstancesOfClasses([UISearchBar.self]).defaultTextAttributes = searchBarTextAttributes // Color … Read more

Found a strange issue. Default value of BOOL is returning TRUE for iOS 10 [closed]

It’s not a default value as you might think. The reason is that local variables are not initialized unlike instance variables (by default objects are nil, integers are 0, etc). When you define a local variable, it contains garbage. It means that you can’t use a local variable until you initialize it with some value. … Read more

get UITextField Tag in Custom Methods

//yourviewcontroller.h @interface ViewController : UIViewController { int tag; } //yourviewcontroller.m – (void)viewDidLoad { [super viewDidLoad]; tag = 0; } – (BOOL)textFieldShouldBeginEditing:(UITextField *)textField// return NO to disallow editing. { tag = textField.tag; return YES; } – (IBAction)cancelNumberPad:(UITextField*)textField { NSLog(@”The user is typing in text field %d”,tag); } – (IBAction)doneWithNumberPad:(UITextField*)textField { NSLog(@”The user is typing in text … Read more