A German being funny and instructive about microservices

No posts for ages - sorry.  I thought this was excellent in many ways: https://www.youtube.com/watch?v=X0tjziAQfNQ

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Analysing a pack of Top Trumps

This is a bit of detail behind my previous post - Visualising a pack of Top Trumps.  It has the Excel stuff behind the main graph, so if Excel isn't your thing I suggest you skip this and look at something else. Step 0 - data entry The first step was just creating a sheet … Continue reading Analysing a pack of Top Trumps

An introduction to integers and floating point numbers

Integers on a computer are simple and behave in predictable ways.  Floating point numbers are not and don’t always respectively –  I’ll explain what they are and why below.  Working with floating point numbers is also slightly like cleaning up after my dogs, which I will also explain below. Integers Integers are a bit like … Continue reading An introduction to integers and floating point numbers

Balancing big picture and details when coding, testing and documenting

Introduction I very much hope that this avoids being a rant.  I also hope it avoids being self-indulgently clever rather than being helpful.  Finally, I understand that people learn in different ways; I think I like images and like to get the big picture before getting into detail.  Other people like to be led along … Continue reading Balancing big picture and details when coding, testing and documenting

Single-step your code before you hit bugs

Introduction The habits or practices you adopt as a programmer influence your productivity and the quality of your output.  The consequences of these practices can be good or bad, intended or unintended.  After a brief stop off at the practice Test-Driven Development, I will go into another one: using a debugger to single-step your code … Continue reading Single-step your code before you hit bugs

Introduction to Single Sign-On using SAML

Disclaimer First, some important stuff: I am not a security expert.  Please do not think that after reading this article you will know everything you need to before implementing Single Sign-On (SSO) using SAML.  It is meant to be an introduction, so that you can have an easier job understanding the details when you get … Continue reading Introduction to Single Sign-On using SAML