shau-lok

# remove container
docker rm -f c52306aaa82e

# run
docker run --name local-mysql -e MYSQL_ROOT_PASSWORD=password -itd mysql:latest
 
# execute
docker exec -it testxxx bash

# delete none images

shau-lok

# Conditional Expressions https://docs.djangoproject.com/en/1.11/ref/models/conditional-expressions/
# QuerySet API https://docs.djangoproject.com/en/1.11/ref/models/querysets/

# OR 查询
from django.db.models import Q

Contact.objects.filter(Q(last_name__icontains=request.POST['query']) | 
                               Q(first_name__icontains=request.POST['query']))

shau-lok

# delete ^none image
docker rmi $(docker images | grep "^<none>" | awk '{print $3}')


➜  ~ docker images
REPOSITORY                             TAG                 IMAGE ID            CREATED             SIZE
test                                   latest              153f83a4d28f        3 minutes ago       935MB
<none>                                 <none>              780c3cd2f334        10 minutes ago      934MB
<none>                                 <none>              b9e62dde27c7        29 minutes ago      934MB
<none>                                 <none>              33629fbd9790        About an hour ago   934MB

shau-lok

# install ping
apt-get update
apt-get install iputils-ping

shau-lok

# pull
docker pull redis

# run
docker run --name local-redis -itd redis

shau-lok

# pull
docker pull mysql

# run
docker run --name local-mysql -e MYSQL_ROOT_PASSWORD=password -itd mysql:latest

# enter
docker exec -it local-mysql bash

shau-lok

# pull image from docker hub
docker pull nginx

# run image
docker run --name local-nginx -p 8080:80 -itd nginx:latest

# enter image
docker exec -it local-nginx bash

shau-lok

import requests

auth_user = 'imUser'
auth_password = 'imPassword'
proxy_host = '127.0.0.1'
proxy_port = '8888'

proxies = {
    'all': f'http://{auth_user}:{auth_password}@{proxy_host}:{proxy_port}'

shau-lok

# pip install pysock

import socket
import socks
import requests

proxy_host = '127.0.0.1'
proxy_port = 1080
auth_user = 'imUser'
auth_password = 'imPassword'

shau-lok

from urllib.parse import urlencode
url = 'https://www.example.com'

params = {
  'param1': 'p1',
  'param2': 'p2'
}

url = f'{url}?{urlencode(params)}'