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Move #UITextField up using #UIKeyboardWillShowNotification when keyboard is present | #iOS
The solution for resolving the issue ( i.e. the keyboard comes above the UITextField control of the form when entering data ) is mentioned in this article.
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Using #NSNotificationCenter with Example | #iOS
We can use NSNotificationCenter as an alternative to custom protocols based on requirements of business logic. NSNotificationcenter implements the observer pattern in generic way.
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#Method for #Email validation in #Android application
Any Android applications which has single or multiple user access facility, it normally requires registration and login form and validating the email address is most important part in those forms.
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What are the Alternatives of device #UDID in #iOS?
Three alternatives which we can use instead of UDID in application are Advertising Identifier, Identifier for Vendor and Mac Address
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How to use #Blocks for #UIView #animation in #iOS ?
Blocks are simple to use for creating basic animations. With release of iOS 4.0 and above, you can use blocks for basic animation instead of UIView animation.
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Understand the difference between #NULL, nil and #Nil in #iOS
In Cocoa both nil and NULL are essentially the same. If you are using nil, it is something like (NSObject *)0, while NULL is more like (void *)0. But both are pointers with typedef to zero. 1) nil: nil, it is used as literal null value for Objective-C objects, similar to the abstract type id or any Objective-C type. Example: a. NSString *myString = nil; b. NSURL *myURL = nil; c. id myObject = nil; d. if (myNewObject == nil) // do something 2) Nil...
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How to transform your current #geo-location to desired geo-location during #iOS application development ?
This article will help you to transform your current geolocation to your desired geolocation during iOS application development.
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Handle #Scrollable #Views or #Controls in another #Scrollview in #Android
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Customize or change color of selected segment in #UISegmentedControl in #iOS
As we all know that segmentedController.tintColor property lets us to customize color of the whole segmented control. But how can we set our custom color for selected segment?
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How to pause or wait execution until #block executes with #semaphore in #iOS ?
If we want any execution to wait or pause until block finishes its execution and frees up the resources, then we have to use dispatch semaphore. It takes a lesser amount of time to obtain a dispatch semaphore than it takes with traditional system semaphore when resources are available.
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In iOS, it is important in registration screen to use the email address, especially on the registration which sends validation/account activation link to the email address provided in the registration form.
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Basics of #BLOCK in #iOS
Blocks are Objective-C objects used in iPhone application development. Block objects are one type of C-level syntactic and runtime features.
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