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Welcome to my blog. This is mainly about IT, information management and Cyber Security with occasional forays into general technology, science and maybe even politics and beliefs.

I welcome feedback on this site and its content. Please use the contact form if you spot anything amiss with the site and use Disqus to talk about any of the articles.

There are 299 pages currently on this site. 235 blog posts, 58 knowledgebase pages, 6 about pages and 0 project pages.

Latest posts and knowledgebase articles


📖 Kb | 📎 Development | 🔖 javascript, ecmascript

How to loop over JavaScript arrays and objects

JavaScript can be a pain at times. Loops are a fundamental part of all computer languages but in JavaScript, there are some oddities. This post is a summary of the different loop features and when to use them. It is likely to be updated from time-to-time as the standards are still changing.

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📖 Kb | 📎 Development | 🔖 node.js, nodejs, npm, json

Using npm configuration environment variables in package.json

npm automatically makes parts of your package.json file available as environment variables. This can be useful when using npm as a run script service.

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📖 Kb | 📎 Hugo | 🔖 hugo, diagrams

Embed a diagram in a Hugo page

It is great to be able to define a diagram in code directly in your web pages. This article shows you one way to achieve that using Gravizo.

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📖 Kb | 📎 Development | 🔖 node.js, nodejs, javascript, ecmascript

Download a GitHub Repository using Node.JS

Downloading a repository from GitHub using Node.JS should be really easy. But it isn’t! This KB post reminds us of the tricks required.

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📖 Kb | 📎 Development | 🔖 javascript, ecmascript

How to walk through a JavaScript object in sort order

Using a JavaScript object like a keyed array, what is the simplest way to walk through the object?


📖 Kb | 📎 Development | 🔖 javascript, ecmascript

How to get the properties of a JavaScript object without errors

You cannot natively request chained properties of a JavaScript object without the possibility of an error. This utility function allows you to get any properties, no matter how they are nested.

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📖 About | 📎None | 🔖None

Design for this Blog

Outlines key design elements, things left to do and testing links.


📖 Posts | 📎 Development | 🔖 git, github, npm, node.js, nodejs

Creating GitHub Releases from git Tags

The workflow for updating version numbers and doing git/GitHub/npm releases is far too complex to easily remember when you aren’t doing it very often. This post is a reminder of the various steps.


📖 Posts | 📎 Security | 🔖 paypal, finance, security

Use an Authenticator App to Login to PayPal

PayPal seem to think that SMS text messages are a secure two-factor authentication method. Sadly, they are greatly mistaken. This article explains why and what to do about it.


📖 Kb | 📎 Development, it-security | 🔖 node-red, security

How to create secure certificates

Generate certificates for Node-RED that are trusted by all modern browsers. This will let you access Node-RED (and other services) over an encrypted HTTPS link.


📖 Kb | 📎 Development, it-security | 🔖 node-red, security

How to secure Node-RED

Node-RED is increasingly used in situations that require reasonable security. Up to now, however, the information required to secure it correctly has been fragmented. This article aims to give an end-to-end outline to enable anyone to secure their installation.

Drayton Wiser heating control

Drayton are a very widely used manufacturer of heating controls. They make the “Wiser” control system which is low cost and easily fitted. This article shows you how to use Node-RED to query and control the system.

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📖 Kb | 📎 Microsoft, Software | 🔖 microsoft, office, onenote, windows store, uwp

OneNote Missing Features

Microsoft have announced the deprecation of the desktop version of OneNote. They claim that the Windows Store version is as good or better. But it really isn’t! Here I try to list the missing features. I will update this post as things change.


📖 About | 📎None | 🔖None

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📖 Kb | 📎None | 🔖None

Julian Knight’s Potted IT History

I occasionally find the need to try and work out what technology I used when, this page is a rather belated effort at capturing some of that information.