adw0rd

swapon -s

cp /etc/fstab /etc/fstab.bak
# For 4 CPU Core create 4 swap files:
for i in $(seq 0 3); do
    fallocate -l 1G /swapfile$i;
    mkswap /swapfile$i;
    swapon /swapfile$i -p 10
    echo "/swapfile$i none swap sw 0 0" >> /etc/fstab;
done

adw0rd

class Base:
    prop = 42
    other = 1

    def func(self):
        print('Base func')
        return self.prop


class Child(Base):

adw0rd

 docker run -ti --privileged --rm ubuntu bash
 apt update && apt install -y docker.io
 service docker start
 docker ps

adw0rd

class Grandpa:
    def print_some_shit(self, item):
        print(item)

class Dad(Grandpa):
    def __init__(self):
        super().__init__()
        self.shit = 'hello'

class Child(Dad):

adw0rd

class Dad:
    
    def print_shit(self, shit):
        print(shit)

class Son(Dad):

    def some_function(self):
        
        def mini_function(word):

adw0rd

brew install qemu
cd ~/Library/Containers/com.docker.docker/Data/com.docker.driver.amd64-linux
mv Docker.qcow2 Docker.qcow2.orig
qemu-img convert -O qcow2 Docker.qcow2.orig Docker.qcow2

adw0rd

#!/bin/sh
for db in `psql -qtc 'SELECT datname from pg_database' | grep -v template`;
do pg_dump -Fc $db | gzip -9 > $db.sql.gz;
done

adw0rd

def _make_shift_statistic(self):
    """Make result and persent statistic by shift.
    """
    result = self._give_by_shift()
    result.pop('rock_mass', None)
    return self.statistic(
        result,
        'Повахтовый выход, %',
        'Повахтовая добыча м\u00B3'
    )

adw0rd

[[1, 2, 3, 4, 5],
 [16, 17, 18, 19, 6],
 [15, 24, 25, 20, 7],
 [14, 23, 22, 21, 8],
 [13, 12, 11, 10, 9]]

adw0rd

import sys


def main(text):
    n, s, result = '', '', []
    for i in text:
        if i.isdigit():
            n += i
        else:
            if n: