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PORT=10514
while n=$(netstat -tupln | grep $PORT | egrep -oh '(([0-9]*))\/' | grep -oh '[0-9]*') ; do kill $n ; done

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from copy import deepcopy

def get_parents(parents_dict, node):
    parents = parents_dict.get(node,{})
    
    for parent in deepcopy(parents):
        parents += get_parents(parents_dict, parent)
    
    return parents

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iTerm2 Cheatsheet

Tabs and Windows

Function	Shortcut
New Window	⌘ + n
Go to Window	Option + ⌘ + Number
Fullscreen	⌘+ Enter

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# create pipenv shell elsewere and install django
pipenv install django

# go to the directory where your project shall reside in
export PROJECT=myproject
django-admin.py startproject --template=https://github.com/heroku/heroku-django-template/archive/master.zip --name=Procfile $PROJECT

# leave the current shell
# create / open a new shell in the project dir 
cd $PROJECT

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# kworker has high load
# perf tools like `perf top` show acpi_ns_search_one_scope with high cpu
sudo perf record -g -a sleep 10
sudo perf report

# find bad interrupts
grep . -r /sys/firmware/acpi/interrupts/

# diasble bad interrupt
https://gist.github.com/StefanoBelli/0aab46b858a797c4eedb90e8799dffa2

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for funcname in $(aws lambda list-functions| jq -rc '.Functions|.[]|.FunctionName') ; do 
  echo -n $funcname ... 
  wget $(aws lambda get-function  --function-name  $funcname | jq -rc '.Code.Location') -O $funcname -o /dev/null && echo ok || echo failed
done

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# according to https://github.com/ntop/ntopng/issues/153

$ echo -n 'admin' |md5sum
21232f297a57a5a743894a0e4a801fc3

$ redis-cli SET ntopng.user.admin.password 21232f297a57a5a743894a0e4a801fc3
OK

# check 
$ redis-cli GET ntopng.user.admin.password  

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#!/usr/bin/env bash
# Docker Container IP 
# Usage:
#  get_container_ips.sh   
#     Prints out all IPs for running containers
#
#  get_container_ips.sh <ID|name>     
#     Prints out the IP for a given container or ID
# https://docs.docker.com/engine/reference/commandline/ps/#formatting

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def handler_name(event, context):
    try:
        result = ''
        content_type_header = event['headers']['content-type']
        post_data = base64.b64decode(event['body']).decode('iso-8859-1')
        for part in decoder.MultipartDecoder(
            post_data.encode('utf-8'), 
            content_type_header
        ).parts:
            result = reverse_it(part.text.split('\n'))

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from pathlib import Path


def handler_name(event, context):
    with Path('web/index.html').open() as file:
        html = file.read()
    response = {
        "statusCode": 200,
        "body": html,
        "headers": {