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2015
219

Breaking the fourth wall with Minecraft

Update 23/11/2015 - I’ve got many requests about the WiFi bulbs. You can find them on dx.com. Enjoy! Recently I started playing Minecraft, again. I find vanilla Minecraft somewhat boring, so I always look out for modpacks. After searching for new modpacks, I stumpled upon FTB Horizons: Daybreaker. Looking at the…

225

Covariance and Contravariance

Subtypes and supertypes are a common part of modern programming. Covariance and contravariance tell us where subtypes are accepted and where supertypes are accepted in place of the original type. This shows up frequently in most of the programming most of us do, but many developers are unaware of the concepts beyond a…

230

To ECC or Not to ECC

On one of my visits to the Computer History Museum – and by the way this is an absolute must-visit place if you are ever in the San Francisco bay area – I saw an early Google server rack circa 1999 in the exhibits. Not too fancy, right? Maybe even… a