Abhayam Rastogi

iOS, Technology

Objective-C utility class using C functions in iOS

Introduction Like C, I would like to use C functions in  Objective-C class so i could use C functions anywhere anytime without using class name. Defining function: Function definition in C programming language is as follows − return_type function_name(parameter list) { body of the function } In...


iOS, Technology

Common Utility Extensions in Swift (Utils.swift)

What is Extension: Extensions are basically similar to an Objective-C category. Extensions are sort of methods adding in a Classe or Structure in a different flavour. Syntax of Extension: The syntax to create an extension is very similar to creating a type. You can write the following code in your Utils.swift class to add a...


iOS, Technology

Infinite Scrolling using UICollectionView in Swift

Introduction This tutorial is for iOS application developers to insert infinite scrolling in swift to achieve gallery effect using UICollectionView (Objective-C class). We will use UIScrollView delegate methods, UICollectionView & custom UICollectionViewCell for endless scrolling. You can add more items in collection view data...



Paging With UIScreenEdgePanGestureRecognizer

How To Use UIScreenEdgePanGestureRecognizer for Paging in iPhone 5 Before we get started, let me give you a brief overview of how you use UIScreenEdgePanGestureRecognizers and why they’re so handy. Using UIScreenEdgePanGestureRecognizers is extremely simple. You just perform the following steps: Create a screen edge pan gesture...