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Yet another NP-Completeness practice problem. This time from Graph Theory.

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If you are reviewing Theory of Computation, here is a nice and simple example of NP-Completeness proof.

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It is quite common situation when you are building Docker images: some secret value/file is needed (temporary, for the duration of the build), and you are puzzled how to pass it w/o over-exposing, and make it accessible down the road, when the image becomes publicly available.

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In this post I will look into multi-core programming using Go. The language is good for concurrency, and handles multi-core parallel execution really well too. As a practical exercise Bitonic Sorter will be implemented. We will test the code on 8-core machine to see what benefit can parallelism provide.

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Go is amazingly enjoyable language. Experience with it will be even greater once major IDE providers (yes, JetBrains I am looking at you!) start producing full-fledged Golang IDEs (instead of somewhat limited plugins). Before that happens, you are stuck with assembling a good toolset manually, so let’s do just that, for Vim!

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