A quick and dirty way to calculate endpoints needed for forming a mesh with...
I needed to figure out how many Wifi endpoints which had a range of around 300 feet would be needed to form a mesh that covers a square mile. I do a bunch of 1/2 baked math below to estimate that 138...
View ArticleBuilding local Internet infrastructure for disadvantaged communities
Smart phones are showing up in the poorest of countries. Even the Internet is showing up but it’s still quite expensive. But for a reasonable price we can deploy Wifi based local mesh infrastructures...
View ArticleHow do we build apps for this wonderful mesh based Internet anyway?
Previously I waxed poetic about the amazing powers of Serval to create mesh based Internet infrastructure for developing and less developed countries (LDCs). The thesis being that if we had meshes of...
View ArticleWhy are enterprises interested in the block chain?
My day job has required me to look into issues related to using the block chain in the enterprise. This lead me to a simple question - why would an enterprise be interested in the block chain for...
View ArticleGoing off chain for storage
It turns out that building a distributed database with ACID behavior (aka a block chain) isn’t easy, it requires a lot of code and a lot of processing. As a result block chains like Bitcoin can...
View ArticleHow to make block chains strongly consistent
Block chains can be strongly consistent but not in the normal deterministic sense we are used to from consensus protocols like Paxos. Instead the strong consistency is probabilistic. That is, if one...
View ArticleThe block chain and the CAP Theorem
In this article I argue that depending on how one programs one’s client, one can build a Consistent and Partition Tolerant or Available and Partition Tolerant system on top of Bitcoin or really any...
View ArticleMy Resume
Yaron Y. Goland www.goland.org yaron AT goland DOT org OBJECTIVE: Be part of an outstanding team building massively scalable software infrastructures where I can contribute my skills as a software...
View ArticleHow much will it cost to send our kids to college?
The short answer is that we don’t know. And before someone says ”what about the 529 prepaid plans?!?!” (which I discuss here) please keep in mind that those plans only track instate tuition fees and...
View ArticleX-Mouse Button Control, Web Navigation, Tilt Wheel and Remote Desktop
I recently decided to buy the X-keys L-Trac Red Trackball because I just like track balls and this was one of the best reviewed trackballs I could find. Over all I’m happy with my purchase but I have...
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