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If you ran minikube start and got that error, below could be the steps to fix it. I assume you have already installed minikube (v0.19.1), kubectl (v1.6.4), and virtualbox (v5.1.22). If not: [code] curl -Lo minikube https://storage.googleapis.com/minikube/releases/v0.19.1/minikube-darwin-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/ curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/v1.6.4/bin/darwin/amd64/kubectl && chmod +x kubectl && sudo mv kubectl /usr/local/bin/ [/code] Then download and install virtualbox at: https://www.virtualbox.org/wiki/Downloads Now, see if you have the minikube dir ...

Given X = [[‘A’, ‘B’, ‘C’], [‘A’, ‘B’, ‘D’]] generate Y = {‘A’: {‘B’: {‘C’: {}, ‘D’: {}}}} This has real-life applications say when you want to build a lookup tree for a file directory. I thought using a recursive call would be the right way, but I had a hard time passing a node down to the next recursive call. It turns out there is no need to use a recursive function. ...

[slideshare id=76530316&doc=internettrends2017report-170531162415]

http://www.gratisography.com/ https://magdeleine.co/ https://www.pexels.com/ https://picjumbo.com/ https://pixabay.com/ http://raumrot.com/ https://unsplash.com/ https://visualhunt.com/ https://www.goodfreephotos.com/ Source: https://hackernoon.com/8-amazing-sites-with-best-free-stock-photos-5a7e8aff8a59

well said.

In a few words, Concurrency is like talking and drinking, you can switch back and forth but you cannot really do both at the same time. Parallelism is like walking and drinking, you can actually do both at the same time. When you have only one cpu, you can only do concurrency. The overall time spent is the same as running in series. When you have multiple cpus, you can actually run things in parallel at the same time. The overall time spent can be a lot shorter. ...

An interesting mini game to learn vim. https://vim-adventures.com/

ref: http://www.visualcapitalist.com/chart-5-tech-giants-make-billions/

The icloud prompt could keep coming up asking for the icloud password. It sucks when you forgot the icloud password, and at the same time forgot the password to your corresponding email. Factory reset (Settings -> General -> Reset) won’t do it, coz after the reboot it will again keep asking you for the icloud password. And there is no way to log out or switch the existing icloud login username. ...

This post has really good info on HTTP security headers. https://blog.appcanary.com/2017/http-security-headers.html X-XSS-Protection Content Security Policy HTTP Strict Transport Security (HSTS) HTTP Public Key Pinning (HPKP) X-Frame-Options X-Content-Type-Options Referrer-Policy Cookie Options