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IOS QUESTIONS

How to change the UILabel content by tapping?
How to change the UILabel content by tapping?
I wish this helpful for you Set the interaction to enabled, then add it as you normally would.My example:
TAG : ios
Date : November 24 2020, 05:47 AM , By : Jacob Feldman
Adding checkmark to selected table cell also checks another table cell
Adding checkmark to selected table cell also checks another table cell
I think the issue was by ths following , In your cellForRowAtIndexPath you can't be configuring the cell properly when the cell gets reused. You should always be setting (and resetting) all of the properties of the cell from your data model.
TAG : ios
Date : November 24 2020, 05:44 AM , By : Dylan Rich
UICollectionView cellForItemAtIndexPath indexPath row is nil
UICollectionView cellForItemAtIndexPath indexPath row is nil
I wish this help you You don't use the concept of row in a Collection View. You need to use this method from NSIndexPath:
TAG : ios
Date : November 24 2020, 05:44 AM , By : NotSoSecretUser
Resize and set quality on JPEG image while retaining EXIF in iOS
Resize and set quality on JPEG image while retaining EXIF in iOS
it helps some times You may try CGImageSourceCreateThumbnailAtIndex and CGImageSourceCopyPropertiesAtIndex to resize a NSData object that is a jpeg image without losing EXIF.I'm inspired from Problem setting exif data for an image
TAG : ios
Date : November 24 2020, 05:44 AM , By : Sajel
How to push rootviewcontroller in Ios
How to push rootviewcontroller in Ios
it should still fix some issue Use popToRootViewControllerAnimated method instead of pushViewController:
TAG : ios
Date : November 24 2020, 05:44 AM , By : Ben Wilson
How to add UIBarbuttonItem at centre on UInavigationbar in iOS
How to add UIBarbuttonItem at centre on UInavigationbar in iOS
may help you . I only add UIBarbuttonitem at left or right. Now i want to add UIbarbuttonitem at centre on uinavigationbar. How can i do that? much , Try this:
TAG : ios
Date : November 24 2020, 05:44 AM , By : Per Westermark
Would this IOS device test crash be expected
Would this IOS device test crash be expected
around this issue All Xcode knows is that the app has terminated. It doesn't know why, and there is no specific place because an exception wasn't thrown. So, all Xcode can do is to show that the main function crashed. This isn't strange, it's to be e
TAG : ios
Date : November 24 2020, 01:01 AM , By : andersahn
PickerView not showing any values
PickerView not showing any values
I wish did fix the issue. guys for the comments, I found the issue... I forgot to set the delegate to self in the viewDidLoad, I only implemented the delegate class, sure that can't work ;-)
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957642
How to set root view controller in storyboard animated with navigation controller programmatically
How to set root view controller in storyboard animated with navigation controller programmatically
should help you out I have my login screen how ever i can able to skip that screen and go to home page when I am in the home page I could`d able to get my navigation controller in my home page i have embedded navigation controller with my login page
TAG : ios
Date : November 24 2020, 01:01 AM , By : MrSmith
Can anyone suggest me the effective way to deal with s3 upload fail because of timezone difference issue?
Can anyone suggest me the effective way to deal with s3 upload fail because of timezone difference issue?
I think the issue was by ths following , I managed to resolve this issue by setting "ClockSkew" to the difference between my UTC time and server's UTC time by taking Managing-Device-Time-with-the-AWS-Mobile-SDKs in refference.
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957506
Getting list of files in documents folder
Getting list of files in documents folder
may help you . This solution works with Swift 4 (Xcode 9.2) and also with Swift 5 (Xcode 10.2.1+):
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957468
Error while using Realm Object as a singleton. Is it a good idea?
Error while using Realm Object as a singleton. Is it a good idea?
This might help you According to Realm document http://realm.io/docs/cocoa/0.89.1/
TAG : ios
Date : November 24 2020, 01:01 AM , By : wyderp
inserting into SQLite database
inserting into SQLite database
I hope this helps . I am very much new to Sqlite operation, Until now I was operating only to UI + some Web service , Remove [db close]; from your below code : or break the loop.
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957425
More nodes than I should
More nodes than I should
it should still fix some issue You get one node for the circle and one node for the filling of the circle. Try removing circle.fillColor = UIColor.blackColor(). Now the number of nodes only increases by 1.
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957423
Facebook IOS SDK navigate to another controller after login not working
Facebook IOS SDK navigate to another controller after login not working
Any of those help Check the pageLike controller and remove all the fb login view controller as they might be creating issues .
TAG : ios
Date : November 24 2020, 01:01 AM , By : cs student
Swift Array - use "Contains" of type AnyObject
Swift Array - use "Contains" of type AnyObject
hope this fix your issue I agree with the comments and other answer; AnyObject is not good practice, but if you really want to use AnyObject, you can treat your array of AnyObjects as an NSArray object and then use the function containsObject():
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957415
Sidebar menu with indicate navigationbar on iOS
Sidebar menu with indicate navigationbar on iOS
it fixes the issue There is nothing special to do here. Simply create your view and add it as a subview of the navigationBar in your controller (not the menu controller).Here is a simple demonstration:
TAG : ios
Date : November 24 2020, 01:01 AM , By : user2957410
Programmatically set size of UIView from Storyboard
Programmatically set size of UIView from Storyboard
I wish this help you I have placed UIView in UIScrollView in Storyboard. The UIView is pinned to the all the sides of the UIScrollView. I am trying to set the size of UIView programatically because it is needed for scrolling to work properly. How can
TAG : ios
Date : November 23 2020, 01:01 AM , By : user2957373
Navigation bar blink
Navigation bar blink
help you fix your problem Try adding a sublayer of the navigation bar's layer and add the animation in it. Some custom drawing may be breaking your animation if it is added to the "main" layer. Take note that the color of navigation bars is set using
TAG : ios
Date : November 23 2020, 01:01 AM , By : DanielTC
Web services issue on POST method
Web services issue on POST method
it should still fix some issue You received valid JSON, but then successfully parsed it into a dictionary with an array of dictionaries using NSJSONSerialization. Don't worry that the NSLog of result doesn't look like JSON. It's not supposed to.If yo
TAG : ios
Date : November 23 2020, 01:01 AM , By : user2957350
Parse.com error 'Method not allowed when Pinning is enabled.' when I use a PFQueryTableViewController subclass
Parse.com error 'Method not allowed when Pinning is enabled.' when I use a PFQueryTableViewController subclass
I wish this helpful for you I've made an example project to demo the problem to Parse.com (see the bug: https://developers.facebook.com/bugs/1544122569192939/).The response that I got from Parse was that the ParseUI framework from cocoapods is known
TAG : ios
Date : November 23 2020, 01:01 AM , By : Oleg Burca
Swift can't send URLRequest at all?
Swift can't send URLRequest at all?
help you fix your problem DO NOT test network asynchronous requests on a commande line project. The execution flow will stop before the asynchronousRequest terminates... You would need to add a run loop for that. Check out this link for an example.Yo
TAG : ios
Date : November 23 2020, 01:01 AM , By : Julien Banse
No Provisiong profiles with a valid signing identity were found and Failed to locate or generate matching signing assets
No Provisiong profiles with a valid signing identity were found and Failed to locate or generate matching signing assets
will help you You may have created a new provisioning profile using certificates the private key for which have been deleted from your keychain. Or the certificate has been created from another mac. I have faced such issues and the best solution is t
TAG : ios
Date : November 23 2020, 01:01 AM , By : user2957057
iOS: how to set httponly flag for NSHTTPCookie
iOS: how to set httponly flag for NSHTTPCookie
it helps some times I am using the following code to construct NSHTTPCookie But there is no options to set httpOnly flag for cookie , From the Apple documentation:
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956987
How to get the mac address of a beacon in objective-c without knowing its UUID, major and minor values?
How to get the mac address of a beacon in objective-c without knowing its UUID, major and minor values?
With these it helps Think about it: If you don't know the UUID of the beacon, how would you know it's location? A beacon doesn't know where it is. Someone must have physically put the beacons in their places, must have written down their locations, a
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956932
tableView is not showing data from JSON in swift
tableView is not showing data from JSON in swift
around this issue After your for loop in viewDidLoad is finished, and you got your data, you have to call :
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956914
iTunes reject app for date of birth
iTunes reject app for date of birth
Hope this helps Now, I am able to make app live on App store. I remove DATE OF BIRTH field and add AGE field where user just select age, not birthdate.And then, Apple make it live.
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956905
SWIFT reporting "Extra argument in call" - works in Playground
SWIFT reporting "Extra argument in call" - works in Playground
This might help you Under //Actions (line 16) I have a function call that takes two arguments and returns two variables. When I wrote and tested the block of code in Playground I had no errors; when I typed the code into Swift I am getting an error s
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956883
save data depending on passed value in swift
save data depending on passed value in swift
Hope that helps I'm trying to save time taken to complete each level. so im looking for a better way to save data, i have 100 variables for all levels i.e, leveltime1, levetime2....and so on..leveltime100 I have this code which is not working , lets
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956878
webview not showing on full Screen of iphone 6
webview not showing on full Screen of iphone 6
it fixes the issue Muhammad Naveed Akram Set Your View to Autolayout. And another method to Set Constrain like as and Dislike Use AutoLayoutButton.
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956877
Location Notification's based on Latest iOS Feature
Location Notification's based on Latest iOS Feature
I think the issue was by ths following , You can achieve this with the new User Notification framework introduced in iOS 10. There have a UNLocationNotificationTrigger which let you specify a CLRegion. A notification will be post when the user’s devi
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956822
Adjusting Height of UITableViewCell
Adjusting Height of UITableViewCell
will be helpful for those in need This is a bit of a frustrating thing, but it's definitely doable. There are several ways to do this, but the way I have chosen as my default method is to set it up in the following way: Create all of my cells in code
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956772
How to show five digit unicode in iphone
How to show five digit unicode in iphone
wish of those help Note: this answer is based on my experience of Java and C. If it turns out not to be useful, I'll delete it. I figured it was worth the OP's time to try the options presented here...The \u escape sequence always expects four hex di
TAG : ios
Date : November 22 2020, 03:03 PM , By : user2956730
unwind doesn't work
unwind doesn't work
With these it helps I created a dummy project with the same structure: Tab Bar Controller followed by Navigation Controller and it doesn't work so I suspect it has something to do with Tab Bar Controller and the structure of the Controllers.End up us
TAG : ios
Date : November 22 2020, 10:56 AM , By : Stefan
Confusion about coordinates, frames & child nodes in SpriteKit on iOS?
Confusion about coordinates, frames & child nodes in SpriteKit on iOS?
To fix this issue You are creating the shape node using the sprite's frame, which is in scene coordinates. Because the shape will be a child of the sprite, you should create the node in the sprite's coordinates. For example, if you create the SKShape
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956648
If Statements not being recognized by Xcode
If Statements not being recognized by Xcode
I wish this help you So you know for a fact that some PHP code returns "1"? Do you also know for a fact that this "1" ends up in strResult? No spaces around it? You make the beginner's mistake of thinking that your code is right and something magical
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956640
readonly property in RubyMotion
readonly property in RubyMotion
I wish this helpful for you if this in obj-c , You can just use
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956627
'No available types for source 1' when the app runs on my device(IPhone 6) swift
'No available types for source 1' when the app runs on my device(IPhone 6) swift
To fix the issue you can do This all of a sudden,but when I run the following method it throws a 'No available types for source 1' Error, I've looked every where and people say its cuz its in a simulator well I'm running it on my iPhone 6. any clue w
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956619
IOS:Remove view when clicked in background
IOS:Remove view when clicked in background
help you fix your problem I am doing app related to custom alert. Written code for displaying alert view with transparent background when i click ok button on alert-view an alert disappears. , Create a custom transparent view then override this metho
TAG : ios
Date : November 22 2020, 10:56 AM , By : rocknofeller
Removing "\" from URL in iOS Swift
Removing "\" from URL in iOS Swift
around this issue str - consider this is your url stringlet newStr = str.stringByReplacingOccurrencesOfString("\\/", withString: "/")
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956527
iOS - Send an email automatically (NOT from user's account)
iOS - Send an email automatically (NOT from user's account)
help you fix your problem Yes, you can send email without user interation. But you have to make use of SMTP services on your server side.Pls Refere: http://iosameer.blogspot.in/2013/01/sending-e-mail-in-background-from-ios_25.html
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956478
The usage of NSNotificationCenter in the relationship of parent and children
The usage of NSNotificationCenter in the relationship of parent and children
around this issue OK so lets say that you register for notifications in the viewDidLoad method (I'm assuming you're using UIViewController) in Class A; and deregistering for notifications in the viewWillDisappear: method. Then as long as you call sup
TAG : ios
Date : November 22 2020, 10:56 AM , By : user2956394
When do Apple auto-renewable subscriptions renew?
When do Apple auto-renewable subscriptions renew?
hop of those help? The renewal process begins with a “preflight” check, starting ten days before the expiration date. During those ten days, the App Store checks for any issues that might delay or prevent the subscription from being automatically ren
TAG : ios
Date : November 22 2020, 10:54 AM , By : user2956302
Unknown large spacing between x-axis label and base of plot in core-plot
Unknown large spacing between x-axis label and base of plot in core-plot
Any of those help By default the axes always cross at (0, 0), which is far below the starting location of the yRange (9,000). The large bottom padding pushes the graph up so that y = 0 is visible, although with a large empty space below the graph. Yo
TAG : ios
Date : November 22 2020, 10:54 AM , By : user2956290
How do I change the displayed time format after NSTimer is initiated?
How do I change the displayed time format after NSTimer is initiated?
around this issue The problem is that you have two different updateTimers -- self.updateTimer the class variable and updateTimer the local variable. You're invalidating the class variable, but initializing and running multiple local NSTimers with dif
TAG : ios
Date : November 22 2020, 10:54 AM , By : user2956099
Swift JSON breaks when [ ] are used
Swift JSON breaks when [ ] are used
will be helpful for those in need You are passing an array in second case, but still you are casting it to NSDictionaryChange the following code:
TAG : ios
Date : November 22 2020, 10:54 AM , By : user2956092
Secure Memory For Swift Objects
Secure Memory For Swift Objects
This might help you If you want complete control over a region of memory you allocate yourself, you can use UnsafePointer and co:
TAG : ios
Date : November 22 2020, 10:54 AM , By : cr450v3rr1d3
didSelectItemAtIndexPath doesn't work normally
didSelectItemAtIndexPath doesn't work normally
like below fixes the issue Check these: Nothing is upon your UICollectionView. No subviews of UICollectionView receiving gesture before UICollectionView. Or there is no other gesture recognition active.
TAG : ios
Date : November 22 2020, 10:54 AM , By : techounds
Swift Documentation Comments
Swift Documentation Comments
I hope this helps you . You can use markup to write both playground and code documentation comments. For rich playground documentation use //: or /*: */ For code documentation use /// or /** */ Example
TAG : ios
Date : November 22 2020, 10:54 AM , By : user8067
Is there a simple way to assign a value only once(first time) inside a loop/repeatedly running method?
Is there a simple way to assign a value only once(first time) inside a loop/repeatedly running method?
this one helps. Yes, iOS provides a way to do this - use dispatch_once function, and provide a block that performs initialization:
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2956047
Play sound in while app in background
Play sound in while app in background
Hope that helps Trying to get a sound to play while the app is in the background. My code plays sound correctly if I start the sound in the following method. By background I mean when the phone screen is off (i.e. like when you have it in your pocket
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2956044
If I have an embedded unrestricted webview, does that mean I have third-party content?
If I have an embedded unrestricted webview, does that mean I have third-party content?
around this issue Yes, you are using third party content.Yes, you have the rights to display that content as long as the terms of service of YouTube permit it, which it does.
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2955998
UITapGestureRecognizer on UIScrollView
UITapGestureRecognizer on UIScrollView
like below fixes the issue The delegate class (conforming to UIGestureRecognizerDelegate) must implement
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2955936
App does not respond to hardware volume changes on iPad
App does not respond to hardware volume changes on iPad
To fix the issue you can do I figured out a way. I declared an AVAudioPlayer in the AppDelegate to play a background soundtrack, and I used a silent track. Since the iPad responds to AVAudioPlayers, the other sounds (System Sounds, that I use for sou
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2955916
troubleshoot asp.net web app on iOS
troubleshoot asp.net web app on iOS
it fixes the issue Quickest and easiest way to see the actual exception is to turn off custom errors in your Web.config - you'll then be able to view the actual stacktrace on the iPad.If you'd like to be able to debug the exception, you should be abl
TAG : ios
Date : November 22 2020, 10:48 AM , By : user2955876
What size should my tab bar item icons be?
What size should my tab bar item icons be?
should help you out There is only one size being specified in that document for tab bar items - 25x25. The other two are simply 2x and 3x variants - not per device but per screen resolution. Thus the way to do this is the same way we've always done i
TAG : ios
Date : November 22 2020, 10:40 AM , By : Cubedude
Parse.com Facebook authorize never calls completion handler
Parse.com Facebook authorize never calls completion handler
it should still fix some issue First of all, why are you calling [[PFFacebookUtils session] close] in your applicationWillTerminate: callback ? The Facebook session uses a token stored on disk, which means the session is kept open across app launches
TAG : ios
Date : November 22 2020, 10:40 AM , By : user2955528
Implementing iAds on a SceneKit view
Implementing iAds on a SceneKit view
Hope that helps Ok Indrajeet was correct. needed to be added to the super rather than self. Code now looks like:override func viewDidLoad() {
TAG : ios
Date : November 22 2020, 10:40 AM , By : user2955488
UIAccessibility and Apple Pay voice-over interaction issue
UIAccessibility and Apple Pay voice-over interaction issue
This might help you You can restore focus to the alert by issuing a well-timed UIAccessibilityPostNotification(), passing UIAccessibilityScreenChangedNotification and the element to be focused.However, that's a hack to work around the details of how
TAG : ios
Date : November 22 2020, 10:40 AM , By : paule76
Getting objectForKeyedSubscript unrecognized selector when parsing data in table view
Getting objectForKeyedSubscript unrecognized selector when parsing data in table view
To fix this issue I am parsing a json file containing data to a table view with different custom cells. In the json file I have different types of channels, looking like this: , This line is incorrect,
TAG : ios
Date : November 22 2020, 10:40 AM , By : user2955410

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