Learn how to get use with CoreData with simplification CoreData helper class. Some inspired from Realm.

To access Reminders and Calendar data specifically, must include NSRemindersUsageDescription, NSCalendarsUsageDescription and NSContactsUsageDescription in Info.plist. Note that we also need the contact usage because...

Usually we use UIViewController for many cases, but sometime there is a time that we want app that support vertical-view on iPhone. As I...

This tutorial is build with Xcode 8 and using Swift 3. Realm 2.0.3. Prerequisite: CocoaPods. Introduction to Realm Realm is a great replacement for...

Natural Language Processing is an art to identify the context of what naturally what human speaking or talking into something that a computer can...

iOS has a library called ‘AVSpeechSynthesizer’ since iOS7 that allows app to ‘speak out’ the text from any kind of string, or even attributed...

Speech recognition is the automatic process of converting audio of human speech into text. In iOS 10, there is a Speech framework , same...

Let’s learn how to implement Google Maps on iOS with Swift 3. We gonna install the SDK via CocoaPods, so you will not gonna...

iMessages App is like a mini app that resides inside iMessage chat app. It works as an extension, it can have a cointainer which...

An app extension is not an app. It implements a specific, well scoped task that adheres to the policies defined by a particular extension...

UICollectionView is view component that support grid view. UICollectionView’s implementation is like UITableView, but UICollectionView can be more than grid, it’s highly cusomizable with...

In-app purchase is a way to give more value to the customer from basic feature that being provided from our app. We have to...

This example share a lot of common from UserNotification Example I, it will use time trigger because it’s the simplest way to test notification....

Date objects represent a single point in time. It is independent of any particular calendrical system or time zone. Date is an abstract class...

“Auto Layout dynamically calculates the size and position of all the views in your view hierarchy, based on constraints placed on those views.” Instead...