andykuszyk

$serverAddress = "1.1.1.1"
$userName = "user"
$securePassword = ConvertTo-SecureString -AsPlainText -Force -String "password"
$credentials = New-Object -TypeName System.Management.Automation.PSCredential -ArgumentList $userName,$securePassword
$session = New-PSSession -ComputerName $serverAddress -Credential $credentials

Invoke-Command -Session $session -ScriptBlock {
    Write-Host "hello world"
}

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See devices on local network

arp-scan --localnet

Check disk usage

du -h

Finding text in files

cat /path/to/file.txt | grep -o -P '.{0,3}string-to-match.{0,10}'

See first few lines in file

andykuszyk

import requests
requests.post('http://{}/job/{}/buildWithParameters?{}={}'.format(
  jenkins_url,
  job_name,
  parameter_name,
  parameter_value
))

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Make these changes in the cassandra.yaml config file:

start_rpc: true

rpc_address: 0.0.0.0

broadcast_rpc_address: [node-ip]

listen_address: [node-ip]

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• Put setup files in root of repo
• Put .pypirc in home folder
• Run python setup.py sdist in repo dir
• Run twine upload dist/* in repo dir

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Encrypt your PyPi password using:

echo -n "password1" | travis encrypt --add deploy.password

in your root dir.

.travis.yml

language: python
python:

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import argparse
import datetime
import time


def date(arg):
  return datetime.date.fromtimestamp(time.mktime(time.strptime(arg, '%d/%m/%Y')))


if __name__ == '__main__':

andykuszyk

Setting up Spark on Ubuntu in clustered environment

Getting Spark and setting up user

sudo adduser spark
su spark
cd
wget http://apache.mirror.anlx.net/spark/spark-2.2.0/spark-2.2.0-bin-hadoop2.7.tgz
tar -xvf spark~
rm *.tgz

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import falcon
import waitress
import json


class HelloWorldResource:
    def on_post(self, req, resp):
        content = req.stream.read().decode()
        if content == 'spam':
            resp.body = json.dumps('eggs')

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set tabstop=4 shiftwidth=4 expandtab
set number
autocmd Filetype go setlocal ts=4 sw=4 sts=0 noexpandtab
set nocompatible
filetype off

set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize