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#!/bin/sh

# Credits: http://stackoverflow.com/a/750191

git filter-branch -f --env-filter "
    GIT_AUTHOR_NAME='Newname'
    GIT_AUTHOR_EMAIL='new@email'
    GIT_COMMITTER_NAME='Newname'
    GIT_COMMITTER_EMAIL='new@email'
  " HEAD

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# check file descriptor
$ ulimit -n
1024

$ nano /etc/security/limits.conf

*     soft    nofile  64000
*     hard    nofile  64000
root  soft    nofile  64000
root  hard    nofile  64000

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Run following command

```
vboxmanage controlvm minikube setlinkstate1 off
vboxmanage controlvm minikube setlinkstate1 on
```

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apiVersion: v1
kind: Pod
metadata:
  name: myapp-pod
  labels:
    app: myapp
spec:
  containers:
  - name: myapp-container
    image: busybox

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{
  "mapping": {
    "dynamic_templates": [
      {
        "product_objects": {
          "path_match": "product_summary.info.*",
          "match_mapping_type": "object",
          "mapping": {
            "dynamic": "strict",
            "properties": {

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#!/bin/bash
set -exou pipefail

helm init || true

kubectl create serviceaccount --namespace kube-system tiller 
kubectl create clusterrolebinding tiller-cluster-rule --clusterrole=cluster-admin --serviceaccount=kube-system:tiller
kubectl patch deploy --namespace kube-system tiller-deploy -p '{"spec":{"template":{"spec":{"serviceAccount":"tiller"}}}}' 

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#!/bin/bash

sudo apt install libvirt-clients libvirt-daemon-system qemu-kvm
sudo systemctl enable libvirtd.service
sudo systemctl start libvirtd.service
sudo systemctl status libvirtd.service
sudo usermod -a -G libvirt $(whoami)
newgrp libvirt
curl -LO https://storage.googleapis.com/minikube/releases/latest/docker-machine-driver-kvm2 \
  && sudo install docker-machine-driver-kvm2 /usr/local/bin/

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[Singleton](http://marcio.io/2015/07/singleton-pattern-in-go/)
[Memory management](https://go101.org/article/memory-block.html)
[Channel](https://medium.com/rungo/anatomy-of-channels-in-go-concurrency-in-go-1ec336086adb)

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apiVersion: v1
kind: Service
metadata:
  name: mysql
spec:
  ports:
  - port: 3306
  selector:
    app: mysql
  clusterIP: None

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systemctl stop kubelet
systemctl stop docker
iptables --flush
iptables -tnat --flush
systemctl start kubelet
systemctl start docker