How I Pass Kubernetes CKA in 10 days

New Challenge

I took one challenge in end of 2019 to study the kubernetes adminstrator exam over the Christmas in 10 days. The exam is practical one. 30 questions in 3 hours


Rbenv - RUBY openbsd

Let’s say I want to install ruby 2.6.5 and Rails 5.2.4 on Openbsd

  • Install Ruby and git on OpenBSD 6.6 GENERIC.MP#372 amd64

pkg_add ruby git bash

# I chose ruby 2.6.6p146


Minikube setup

Getting started

Docker’s team creates an online platform for anyone to test out Kubernetes, and to create a cluster with 5 nodes all from browser. Awesome stuff, the quickest way to try k8s without using any your computing resources. To see how things work together beautifully. labs-play-with-k8s


20 rules in life
  1. Be grateful. - 學會感恩。

  2. Choose your friends wisely.- 明智的選擇朋友。

  3. Cultivate compassion.- 培養同情心。

  4. Keep learning.- 不斷學習。

  5. Become a problem solver.- 學會解決問題。

  6. Do what you love.- 做你愛做的事情。

  7. Live in the present.- 活在當下。

  8. Laugh often.- 經常微笑。

  9. Practice forgiveness.- 學會原諒。

  10. Say thanks often. - 常說謝謝。

  11. Create deeper connections.- 學會深交。

  12. Keep your agreement.- 信守承諾。

  13. Meditate.- 反思、冥想。

  14. Focus on what you’re doing.- 關注你在做的事情。

  15. Be optimistic. - 樂觀。

  16. Love unconditionally.- 無條件付出愛。

  17. Don’t give up.- 永不放棄。

  18. Do your best and then let go.- 盡力而為,然後隨緣。

  19. Take care of yourself. - 照顧好自己。

  20. Give back. - 感恩圖報。