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Adding interchange time to the Connection Scan Algorithm

24 June 2020
Adding interchange (transfer) time to the Connection Scan Algorithm can have unintended consequences. This post discusses the approach taken in the original papers and another alternative approach.
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Distributed queues with MySQL 8

15 May 2020
Writing a distributed queue doesn't have to involve specialist software or writing reams of code. In this post we use MySQL to create a scalable distributed queue.
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Rotating database backups with node.js and S3

06 April 2020
Use node.js to store MySQL dumps in S3
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Publishing Cucumber reports using Travis and GitHub pages

12 March 2020
A guide to publishing Cucumber reports using Travis CI and GitHub pages
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Setting up Swagger with a Koa API

13 February 2020
A brief guide to setting up Swagger API documentation with a Koa API.
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Continuous deployment video guide

16 January 2020
A video guide to continuous deployment with Travis CI and PM2
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Continuous deployment on a budget

03 December 2019
Set up a continuous integration and continuous pipeline for free with Travis and PM2
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Implementations of a journey planner based on transfer patterns

14 November 2019
Practical approaches to implementing a journey planner based on transfer patterns
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Introduction to functional programming

12 October 2019
A high level introduction to functional programming covering higher order functions, functional purity, composition and currying.
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Nominal typing in TypeScript

06 September 2019
Using nominal typing to implement identity types in TypeScript.
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