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# Originally from here : https://gist.github.com/ngaffa/15d46c98dd82620c8120ddf7398d6dbd

#cloud-config
package_update: true
package_upgrade: true
packages:
  # Update the apt package index and install packages needed to use the Docker and Kubernetes apt repositories over HTTPS
  - apt-transport-https
  - ca-certificates
  - curl

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systemctl stop kubelet docker
cd /etc/
mv kubernetes kubernetes-backup
mv /var/lib/kubelet /var/lib/kubelet-backup
mkdir -p kubernetes
cp -r kubernetes-backup/pki kubernetes
rm kubernetes/pki/{apiserver.*,etcd/peer.*}
systemctl start docker
kubeadm init --ignore-preflight-errors=DirAvailable--var-lib-etcd --kubernetes-version "1.15.12"
cp kubernetes/admin.conf ~/.kube/config

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name: "VGG_ILSVRC_16_layers"

input: "data"
input_shape {
  dim: 1
  dim: 3
  dim: 224
  dim: 224
}

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"""
Celery task wrapper to set request context vars and global
vars when a task is executed
Based on http://xion.io/post/code/celery-include-flask-request-context.html
"""
from celery import Task
from flask import has_request_context, make_response, request, g

from app import app  # the flask app

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#!/bin/sh

echo "### Security Report (SSH) (grep \"Failed password\" /var/log/secure > secure.txt) ###"
echo "From: `head -1 secure.txt | sed -e "s/.localhost.*//"`"
echo "To: `tail -1 secure.txt | sed -e "s/.localhost.*//"`"
echo ""

grep -v "invalid user" secure.txt | awk '{print $11}' > v_ip.txt
grep "invalid user" secure.txt | awk '{print $13}' > i_ip.txt
cat i_ip.txt v_ip.txt | sort > f_ip.txt

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lsof -nP +L1 /run

this is a simaple script from https://stackoverflow.com/questions/653096/how-to-free-inode-usage
#!/bin/bash
# count_em - count files in all subdirectories under current directory.
echo 'echo $(ls -a "$1" | wc -l) $1' >/tmp/count_em_$$
chmod 700 /tmp/count_em_$$
find . -mount -type d -print0 | xargs -0 -n1 /tmp/count_em_$$ | sort -n
rm -f /tmp/count_em_$$

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Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

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#!/bin/bash
# based on http://unix.stackexchange.com/questions/175071/how-to-decrypt-hostnames-of-a-crypted-ssh-known-hosts-with-a-list-of-the-hostna/175199#175199

function replace {
  host="$1"
  found=$(ssh-keygen -F "$host" 2>/dev/null | grep -v '^#' | sed "s/^[^ ]*/$host/")
  if [ -n "$found" ]; then
    ssh-keygen -R "$host" &>/dev/null
    echo "$found" >>~/.ssh/known_hosts
    echo "Found and replaced: $host"

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// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

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import numpy as np


def read_in_file(file_name):
    W_V_pair = []
    with open(file_name, 'r') as f:
        for line in f:
            w , v = (line.strip().split(' '))
            W_V_pair.append((int(w), int(v)))
    print(W_V_pair)