Archive

The binary search is the one of the fastest searches you can perform to find an element in a sorted array, typically ascending in order. Lets first take a look at how a binary search works and implement it in Swift. How a binary search works Lets look at the following sorted array, we want […]

In our last post we looked at core graphics, what it is, why use it and how to draw a square and circle with it. In this post we are going to look at moving this drawing code to work with UIView. IF you haven’t already check out the last post and download the source […]

Core graphics is a lightweight framework used to make 2d graphics and animations. It runs extremely fast, and is very flexible in what it can do. Core graphics sets at a lower level then UIKit, this gives you more control, however it is more difficult to setup and requires more knowledge. Lets take a look […]

In this tutorial we will be making a Square button that animates into a circle, then back. This will be using core graphics and animation. The following is the result of this tutorial: Create a new single view application then go the ViewController.swift, this ones going to all be done in code! Add the following […]

Detecting a tap on a CAShapeLayer has changed from Swift 2. This tutorial will cover how you can detect a tap then run some code on the tap. First of all create a new single view application, and change the code to the following. It will add a square CAShapeLayer to our tutorial app. import […]

This post will cover setting up a UIPageViewController in Swift, and also adding the dots down the bottom to indicate what page the user is currently on. To get started create a new single view application. The following animations shows the end result: Setting up the Page View Controller First of all head over to […]

This tutorial will cover adding a simple Scroll View in the Storyboard to your app. We will be showing vertical scrolling, but it can easily be adapted to scroll vertically as well. First of all, create a new single view application and open up the storyboard. Drag a UIScrollView onto the storybord as follows: Then […]

Adding Google AdMob banner ads to your app is a simple effective way to earn money in your app. This tutorial will cover the steps in setting up an AdMob account then adding the ads to your app. Firstly we need to create a new XCode project. Make a new single view application, we are […]

Adding Google AdMob banner ads to your app is a simple effective way to earn money in your app. This tutorial will cover the steps in setting up an AdMob account then adding the ads to your app. Firstly we need to create a new XCode project. Make a new single view application, we are […]

What you will learn How to access the user’s camera and take a photo How to then get this photo and use it in your app How to save a photo to the users photos How to access the user’s photos and do the same The project We have setup an Xcode project as follows. […]