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IOT – A review of the Electric Imp
The Internet of Things (IoT) is basically IP connected devices sending data back and forth to servers in the cloud. Computers and mobile phones do this all the time so how is IOT different? IoT devices tend to be “appliances” that do one job well and contain micro-controllers not computers. The data they send back…
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Medium is above average
I have just become a paid publisher on Medium (it’s free). I am going re-post my most popular articles from here and cryptoindex.guru to Medium and see if I get any “claps”. If I do, then I might get paid. My WordPress blogs generate little interaction with users. Most of my traffic comes from organic…
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Off-topic DIY hacks
This learned journal usually confines its commentary to IT and project management but sometimes something crops up that is off-topic but so cool it needs to be shared for the greater good. https://youtu.be/yxviTLVjvDQ My favourite hack is the one for removing screws that have damaged heads. What’s yours?
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node.js, WordPress and Google App Engine
node.js Google App Engine is very cool. It hides all the complexity of creating a highly available, load-balanced and scalable application. It is a very natural fit for node.js applications. You can quickly and easily achieve “Google Scale”. This is explained in this great video, https://youtu.be/yiOtZDICUfI There is a synergy between node.js and Google App…
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Cool – Smartclient and node.js
My favourite Javascript library for widgets is Smartclient because of its wonderful showcase. Following on from my investigation into node.js I found this link, Announcing SmartClient Server for Node.js: free and open source! This is amazing because it allows you to build beautiful data-rich sites without having to worry about configuring front-end web servers. It support…
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node.js is really cool
I have just finished a contract and for the last 4 years I have been doing infrastructure work and team team building. A lot has changed in the software development space and one technology interesting technology is node.js. The big ideas in node.js You don’t need a “proper” web server Unlike a typical application server…
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OneNote does OCR better than PhantomPDF
I used to use Adobe Acrobat Professional but I got tired of the cost and licencing hassles. Now I use PhantomPDF Business Edition which costs less and works well. I recently scanned a antiquarian document as PDF. This resulted in PDF wrapper around some images. I used PhantomPDF for OCR and it was OK but…
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Bitcoin Solves the Double Spending Problem and Creates Sound Money
This post first appeared on my other blog Cryptoindex Guru. Bitcoin is a step forwards because for the first time in the history of mankind someone has written a computer programme that solves the double spending problem in a decentralised network. This means that we can now create electronic cash that works just like the coins…
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Trading will bankrupt you – yes, you!

Trading is like playing Russian roulette Ninety-five out of one hundred investors lose money trading. One reason for this is that like novice horse-riders they are just very bad at it. However, horse-riders can practice until they get better but traders stop because they run out of money (I know I did). So why is…
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Power Query: How to load only fresh rows and create an Excel history table
I have previously written about the powerful ETL (Extract, Transform and Load) functions that are now in Excel Office 365 desktop edition. We have seen how we can combine tables and unpivot data (Excel articles). In this article I will show you how to create a history table for imported data. It is very common…
