Blog

Our thoughts on technology and design

Tech
In this post we will be looking at creating a chart using D3FC and the new WebGL functionality. With the performance boost that WebGL provides we will see how we can render a large data set of around 54,000 points in a single pass.
Tech
Improv is one of my favourite pastimes. In this post I explore some of the most fundamental rules of Improv and what they can teach about writing good code.
Tech
The more advanced, time saving and helpful techniques of any source control tool require an understanding of the fundamental concepts of any source control, here we cover the most important ones
Tech
In this post I look at how SwiftUI manages state with Combine, and how it compares to using React with Redux. SwiftUI is Apple's new declarative UI framework for developing UI natively, while React is a declarative UI framework for the web.
Tech
An Augmented Reality Sudoku solver using the WebAssembly build of OpenCV (a C++ computer vision library), Tensorflow (a machine learning library) and solver written in Rust. It neatly demonstrates how WebAssembly allows you to write performance-critical web-based applications in a wide range of languages.
Tech
DTOs help translate data between server and client. By going back to first principles, how can we utilise static type-checking and integration with modern IDEs to write a better DTO?
Tech
Delivering software fast and with as few bugs as possible is not an easy thing to do. Developers often blame the lack focus on technical debt for a buggy solution, while testers point to well... lack of testing. In this blog post I will talk about the idea of "sustainability" in software delivery and how thinking and using it may make your project more successful.
Tech
I've been authoring the WebAssembly Weekly newsletter for just over two years now. As we near the end of 2019 I want to take the opportunity to share some of my favourite articles from the year.
Tech
We're told that we need to commit early and often. But what does this mean...? What is the right frequency? When should branches be used? When do they work well, and when should they be avoided?
Tech
This is a post about doing performance right when building large and complex web applications. Much advice is available about optimising for every last ounce of performance on the web, but that won't help much if we don't already have 'good' to begin with.
Tech
Regular expressions are very powerful, but something that many developers are wary of using—they have a reputation of being difficult to understand. If you appreciate their underlying principles, you can understand them better, and if your code takes advantage of this, you may be able to refactor them into a more readable form.
Open Source
In partnership with FINOS, we held the first event of the Edinburgh Open Source Fintech Meetup on 4 December, with great talks by Colin Eberhardt, Calum Miller and Reg Wilkinson – you can watch videos of the talks here.
Cloud · Video
In this webinar, James provides a balanced and clear-eyed view of the pros and cons of migrating to the cloud in relation to four key factors - agility, cost, security, and vendor lock-in.
Tech
We are taught how to write good code, but we're not taught how to use source control properly. Why is the history of our code any less important than the code itself?
Tech
This is the first of a series of blog posts exploring SwiftUI, the new UI framework for native Apple development. This post will focus on my initial impressions, having gone through the first part of Apple's SwiftUI tutorials.
Tech
An introduction to ArchUnit; an open-source, extensible Java unit testing library for enforcing your architectural and coding rules.
Tech
Prettier, or code formatting in general can polarise developers - everyone has an opinion on braces. There are changes we can make and tricks we can apply to streamline all of this. Or: How I Learnt to Stop Worrying and Love Automated Code Formatting
Tech
The switch statement in Swift is a powerful and expressive way of performing flow control. It pairs very nicely with a few other language features: enumerations, extensions and type inference.
Tech
Protecting your data by generating visual reports for your users in an optimal way without exposing the raw data using serverside generation.
Tech
An overview of the methods we used to create and deliver digests (emails containing information on a topic that users are subscribed to) using Elasticsearch and serverless architecture on AWS.

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