leopard627

use std::fs::File;
use std::io;
use std::io::Read;

fn beginner() -> Result<String, io::Error> {
    let f = File::open("hello.txt");

    let mut f = match f {
        Ok(file) => file,
        Err(e) => return Err(e),

leopard627

export FZF_DEFAULT_OPTS="--ansi --preview-window 'right:60%' --preview 'bat --color=always --style=header,grid --line-range :300 {}'"

leopard627

try:
  assert requests.get("googlgg.com").status_code == 200
  assert requests.get("abcx.com").status_code == 200

except AssertionError:
  print("?!")

leopard627

  deleteCharHandler = (index) => {
    const text = this.state.content.split('');
    text.splice(index, 1);
    const updatedText = text.join('');
    this.setState({content: updatedText});
  }

leopard627

## reference 
## https://stackoverflow.com/questions/13162771/django-how-to-see-sql-query-when-running-tests

from django.db import connection, reset_queries
from django.test import override_settings, TransactionTestCase

class TransactionTests(TransactionTestCase):

    @override_settings(DEBUG=True)
    def test_sql(self):

leopard627

version: "3"

networks:
  monitoring:
  app-backend:

services:
  cadvisor:
    image: google/cadvisor:${CADVISOR_VERSION:-v0.26.1}
    networks:

leopard627

ECR=$(docker exec -it guide-aws sh -c 'aws ecr get-login --no-include-email --region ap-northeast-2')
echo "creating login temp file"
_ECR=$(echo ${ECR} | tr -d '\r')
echo ${_ECR} > ecr.out

echo 'login into ecr'
$(cat ecr.out)

echo "removing temp file"
rm ecr.out

leopard627

# docker stack deploy --compose-file ./docker-stack.yml prom-stack
version: "3"

services:
  prometheus:
    image: prom/prometheus:latest
    networks:
      - monitoring
    ports:
      - 9001:9090

leopard627

global:
  scrape_interval:     30s
  evaluation_interval: 30s
  external_labels:
      monitor: "prometheus-swarm"

rule_files:

scrape_configs:
  - job_name: 'prometheus'

leopard627

apk update && apk upgrade && \
    apk add --no-cache bash git openssh