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Month: July 2019

Early Access Coffee on the Blockchain

Early Access Coffee on the Blockchain

Supply chains are one great usecase for Blockchain and DLT; tracing coffee beans to be able to assert the provence of their origin is just one example. It’s also a very bad pun to bridge to Java (the language). Being a long time Java Developer (Java 1.1.3 anybody?) I’m pleased to be able to write this short guide to using Java with the Fabric Smart Contract programming model. The updated programming model was first delivered within Hyperledger Fabric in Node.js…

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Getting setup for development (CentOS)

Getting setup for development (CentOS)

At work we’ll often do ‘group testing’ sessions or ‘internal hackathons’. What struck me about the last one was that setting up your development environment can surprisingly tricky, especailly if it’s for a style of development or langage you don’t generally use. TL;DR: gist of commands What are we developing for? The setup we are going for here, is a Node.js and Java environment using VSCode – with a view to using the IBM Blockchain Platform extension for writing applications…

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Windows, Virtual Box, and CentOS

Windows, Virtual Box, and CentOS

My personal preference for developing is to use Windows 10 as my laptops main OS, but then run VirtualBox with Linux. Succiently this is because I like to have office style applications available, and as a general ‘just do stuff’ Windows does the job well Should something go wrong developing, it’s quite easy to through the VM away and start again. Or if you want to test a certain machine configuration. To date I’ve used Ubuntu as the Linux OS;…

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