a3linux

Docker compose as a systemd unit

Create file /etc/systemd/system/docker-compose@.service. SystemD calling binaries using an absolute path. In my case is prefixed by /usr/local/bin, you should use paths specific for your environment.

[Unit]
Description=%i service with docker compose
PartOf=docker.service
After=docker.service

a3linux

from botocore.credentials import RefreshableCredentials
from botocore.session import get_session

from boto3 import Session


def assumed_session(role_arn, session_name, session=None):
    """STS Role assume a boto3.Session                                                                                                                                                                                                                                                                                                                 
                                                                                                                                                                                                                                                                                                                                                       
    With automatic credential renewal.                                                                                                                 

a3linux

/**
 * PrettyLog class used for pretty and clean log
 */
class PrettyLog implements Serializable {
    def steps
    def env

    /**
     * COnstructor
     * @param steps Jenkins pipeline stpes

a3linux

#!/bin/bash

function usage()
{
    echo "Usage: $0 [options] [--]
    Options:
    -h|help              Display this message
    -r|region            AWS Region
    -n|loadbalancername  Load balancer name
    -p|pathpattern       Path pattern"

a3linux

# A POSIX variable
OPTIND=1         # Reset in case getopts has been used previously in the shell.

# Initialize our own variables:
output_file=""
verbose=0

while getopts "h?vf:" opt; do
    case "$opt" in
    h|\?)

a3linux

# https://vt4help.service-now.com/kb_view_customer.do?sysparm_article=KB0010740#linux

wget https://secure.nis.vt.edu/resources/downloads/pulse-8.2R5.i386.deb
sudo dpkg –i pulse-8.2R5.i386.deb
/usr/local/pulse/PulseClient.sh install_dependency_packages

a3linux

#!/usr/bin/env python
# This module provides support for HP ServiceManager Web Services (WSDL)
# $Id: smcli.py 850 2013-07-24 01:14:07Z gregb $


# The following constants are the tested modules. 

INCIDENT = "Incident"
SERVICE_DESK = "Interaction"
CONFIGURATION = "Configuration"

a3linux

one line fib

fib = lambda n: n if n <= 2 else fib(n-1) + fib(n-2)

super_fib = lambda n: 1 if n < 2 else 2 * super_fib(n-1)

swipe-step search Yang triangle

def stopwise(l, x, m, n):
   row = 0

a3linux

import heapq
class Heap(object):
    """ A neat min-heap wrapper which allows storing items by priority
        and get the lowest item out first (pop()).
        Also implements the iterator-methods, so can be used in a for
        loop, which will loop through all items in increasing priority order.
        Remember that accessing the items like this will iteratively call
        pop(), and hence empties the heap! """

    def __init__(self):

a3linux

# Collections module user cases

* Counter() a dict with counter for example, 
cnt = Counter()
cnt[key1] += 1

* namedtuple e.g. Point = namedtuple('Point', ['x', 'y'])
p = Point(1,2)
p.x 
p.y