Types of URLSession tasks in iOS

Within a URLSession, we create tasks that currently upload data to server or retrieve data from server. The URLSession API provides three types of tasks. Data tasks: Data tasks send …

Advertisements

URLSession in iOS

The URLSession class and related classes provide an API for downloading data from and uploading data to endpoint indicated by URLs. The API allows our app to perform background downloads …

What are view controllers in iOS?

View controllers are the foundation of application’s internal structure. They perform key role in maintaining the app’s user interface and interactions between the user interface and underlying data. Every app …

What is a segue in iOS?

A segue defines a transition between two view controllers in a app. The starting point of a segue can be a button, table view row or gesture recogniser. The end …