rafaelcalleja

gcloud compute instance-groups unmanaged create taiwan \
  --zone asia-east1-a
 
gcloud compute instance-groups unmanaged add-instances taiwan \
  --instances $(kubectl get nodes \
    --context taiwan \
    --output=jsonpath='{range .items[*]}{.metadata.name},{end}') \
  --zone asia-east1-a
 
gcloud compute instance-groups set-named-ports taiwan \

rafaelcalleja

• using Ansible command line:

ansible-playbook --connection=local 127.0.0.1 playbook.yml

• using inventory:

127.0.0.1 ansible_connection=local

rafaelcalleja

# File: etc/default/docker

# Use DOCKER_OPTS to modify the daemon startup options.
#DOCKER_OPTS=""
DOCKER_OPTS="--dns 8.8.8.8 --dns 8.8.4.4 -H tcp://127.0.0.1:2375 -H unix:///var/run/docker.sock"

rafaelcalleja

Upgrade systemd on Ubuntu 18.04

In this document, I will explain how to upgrade the default systemd version from 237 to 242.

Install required dependencies

# Install required dependencies
sudo apt install build-essential devscripts python3-pip cmake libssl-dev libpcre2-dev
sudo apt purge meson -yq

rafaelcalleja

Movement:

j, k        down, up
h, l        left, right (in some contexts)
space       page down
pg up/down  page up/down
arrows      up, down, left, right

rafaelcalleja

MAKE               := make --no-print-directory

DESCRIBE           := $(shell git describe --match "v*" --always --tags)
DESCRIBE_PARTS     := $(subst -, ,$(DESCRIBE))

VERSION_TAG        := $(word 1,$(DESCRIBE_PARTS))
COMMITS_SINCE_TAG  := $(word 2,$(DESCRIBE_PARTS))

VERSION            := $(subst v,,$(VERSION_TAG))
VERSION_PARTS      := $(subst ., ,$(VERSION))

rafaelcalleja

<?php
function slugify($string, $toLower = true) {
    $rules = "Any-Latin; Latin-ASCII; NFD; [:Nonspacing Mark:] Remove; NFC; [:Punctuation:] Remove;";
    if ($toLower) {
        $rules .= ' Lower();';
    }

    $string = transliterator_transliterate($rules, $string);

    // Remove repeating hyphens and spaces (e.g. 'foo---bar' becomes 'foo-bar')

rafaelcalleja

# create exchange
curl -i -u guest:guest -H "content-type:application/json" \
    -XPUT -d'{"type":"fanout","durable":true}' \
    http://localhost:15672/api/exchanges/%2f/my.exchange.name
    
# create queue
curl -i -u guest:guest -H "content-type:application/json" \
    -XPUT -d'{"durable":true,"arguments":{"x-dead-letter-exchange":"", "x-dead-letter-routing-key": "my.queue.dead-letter"}}' \
    http://localhost:15672/api/queues/%2f/my.queue

rafaelcalleja

SELECT
  tmp.ipAddress,

  -- Calculate how many connections are being held by this IP address.
  COUNT( * ) AS numConnections,

  -- For each connection, the TIME column represent how many SECONDS it has been in
  -- its current state. Running some aggregates will give us a fuzzy picture of what
  -- the connections from this IP address is doing.
  FLOOR( AVG( tmp.time ) ) AS timeAVG,

rafaelcalleja

name: Minimal Android CI Workflow

on:
  push:
    branches:
      - master
    tags:
      - 'v*'

jobs: