The Star shape used in the Star cutout has sharp corners. This article shows how to modify the shape to create stars with rounded corners. The radius of the corner can be set as a parameter to specify the rounding of the outer and inner corners of the star.
Read More

Path can be used in SwiftUI to create practically any shape. I found creating a cutout shape difficult until I found that FillStyle can be used with the even-odd rule. This article shows how to create a shape outline where the outside can be colored and the center kept transparent to allow other content to show …
Read More

One way to animation the change in text size is to use scale effect, however the text will appear blurred when scaled up. A custom AnimatableModifier can be used to smoothly animate the resizing of text in SwiftUI, which results in displaying clear text at all sizes through the animation.
Read More

Roman numerals, from ancient Rome are a way of writing numbers using these letters from the latin alphabet [I, V, X, L, C, D and M]. Each letter has a fixed integer value and can be combined to represent any number from 1 to 3999. This article demonstrates how to convert a integer to the Roman Numeral representation.
Read More

A line chart is a graphical representation of changes in some data over time or between categories. The chart consists of two axes; x-axis is the horizontal axis representing the time change; and y-axis is the vertical axis representing the magnitude of the data. This article demonstrates how to create simple line …
Read More

This is the fourth part in this trilogy! - with a brief interlude last week for an introduction to the Minimax algorithm. This article builds on the App from part 1 and 2, which allows two players to play Tic Tac Toe. In this article we will implement the minimax algorithm to determin the best move for the computer to …
Read More

The Minimax algorithm is a type of backtracking algorithm used in Game Theory to determine the best move to make assuming your opponent is also making their best move. The use of Minimax algorithm is a form of Artificial Intelligence that does not involve Machine Learning. This article explains Minimax algorithm and …
Read More

This creates the View for Tic Tac Toe app utilising the Model and ViewModel created in part 1. More unit tests are added as functionality is required and then the code to get the tests to pass is implemented.
Read More

Test Driven Development is a process of writing unit tests for software before writing the code to get those tests to pass. Many of us struggle to write the tests before we write the software, but this has gotten easier in Xcode over the years. This article demonstrate an approach for implementing a simple version of …
Read More

I just couldn't let the Monty Hall problem go. What if there were more doors in the problem. In this article I create a simulation of anywhere from 3 to 6 doors with the underlying premise that after selecting a door, all but one of the remaining doors are opened. The contestant is then offered an option to switch …
Read More