Tracking the study bits and pieces

Written by Jimmy Lai who lives and works in Australia. Linkedin


Ansible-csv-on-fortigate

February 18, 2020

Read csv file with Ansible and Netmiko. Using python with virtualenvwrapper

Install python Create virtualwrapper Test connectivity with Netmiko connecthandler { lookup(‘csvfile’, ‘item file=pan.csv col=…

How-I-Pass-CKA-in-10-Days

February 15, 2020

Shortcut to pass an exam

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…

Patch Windows Security with Ansible

February 05, 2020

PYWINRM is a Python client for the Windows Remote Management (WinRM) service

PYWINRM is a Python client for the Windows Remote Management (WinRM) service. It allows you to invoke commands on target Windows machines…

Rbenv Ruby

November 07, 2019

rbenv lets you easily switch between multiple versions of Ruby

RBENV (Simple Ruby Version Management) lets you easily switch between multiple versions of Ruby Install the package Init rbenv Validate the…

Cwm Wm

November 03, 2019

BSD - cwm maintains the simplest and most pleasant aesthetic.

cwm - a lightweight and efficient window manager for X11 cwm is a window manager for X11 which contains many features that concen‐trate on…

Dns Nameserver

September 20, 2019

An authoritative name server answers about names in a zone

What is authoritative dns , recursive dns RFC 2929 and how many root dns are there. According to wikipedia: Authoritative An authoritative…

Kubernetes - Nameserver Limits Were Exceeded

August 27, 2019

Using kubeadm to init kubernetes 1.15.1 falied:node “xxx” not found

After reboot the Ubuntu 18.04 server , checking , and Using kubeadm to init kubernetes 1.15.1 falied:node “xxx” not found Nameserver…

Docker Images Cleanup

April 25, 2019

Cleanup the laptop resources on the limited SSD space

Once in a while, I need to cleanup the laptop resources on the limited SSD space. Docker images store up the build and layers under Docker…

Minikube

March 05, 2019

minikube local dev platform on kubernetes

Getting started Docker’s team creates an online platform for anyone to test out , and to create a cluster with 5 nodes all from browser…

Pacman 101

February 02, 2017

pacman 101

The system fails with Upgrade. It happens Show tool belong to package list installed files from a package Find where command located in…

Bash Menu

January 01, 2017

Setting a bash menu

Bash

20 Rules in Life

March 03, 2016

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

Be grateful. - 學會感恩。 Choose your friends wisely.- 明智的選擇朋友。 Cultivate compassion.- 培養同情心。 Keep learning.- 不斷學習。 Become a problem solver…