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Verify you .service file

systemd-analyze verify /path/to/your/file.service

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If set -e is set, non-zero exit code during script run will terminate the execution.
To prevent immidient termination and add some logic to cleanup stuff, you may need to use trap command:

#!/usr/bin/env bash

set -e

function cleanup {
 echo "Removing $TMP_STUFF_DIR"

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Lightweight script to install Docker CE and docker-compose on Ubuntu.

To run script simply execute:

curl https://gist.githubusercontent.com/metallica127/a6c1960502ae8ef61782f527eed1e343/raw/51cbf65b1fe1e213725822354ad16c479b928239/install_docker_compose.sh | sudo bash -s

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#!/usr/bin/env bash

function perform_backup(){
    echo -n "Copying some stuff on S3.."
    echo "Done!"
}

perform_backup

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Install consul on Linux

This snippet will help you to easily install consul on linux! Simply run the following:

curl -s -L https://git.io/fxJJR | sudo bash -s

The install_consul_linux.sh will be downloaded and evaluated.

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#!/usr/bin/env bash

CONSUL_ADDR="${CONSUL_ADDR:-http://127.0.0.1:8500}"

function create_session(){
  local session_id=$(curl -s -XPUT "${CONSUL_ADDR}/v1/session/create" \
  -d "{\"Name\": \"backup\"}" | jq -r '.ID' )
  echo ${session_id}
}

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from sklearn import datasets
from sklearn import metrics
from sklearn.naive_bayes import GaussianNB


def get_iris_dataset():
    """
    Get the iris data set using sklearn library
    :return: Dictionary-like object
    """

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The kubelet in Openshift is run using hyperkube.
It is evaluated as a systemd service called origin-node.

• To view the logs you can use:

$ journalctl -u origin-node

• To check the status simply run:

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To inspect the strcut you can use the %+v interpolation:

fmt.Println(fmt.Sprintf("%+v", myStruct))

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$ vault status
Error checking seal status: Get https://172.16.4.117:8200/v1/sys/seal-status: x509: certificate signed by unknown authority

Solution: