spinscale

###################################
## Introduction to Elasticsearch ##
###################################

#########################
## If you do not want to run Elasticsearch yourself
## Test a free 14 day trial at 
## https://www.elastic.co/cloud/
#########################

spinscale

DELETE back_in_stock_notifications
DELETE test

PUT test/_bulk?refresh
{ "index" : { "_id" : "1"}}
{ "id": "1", "title" : "T-Shirt", "size" : "XL", "color": "red", "stock" : 0 }
{ "index" : { "_id" : 2}}
{ "id": "2", "title" : "T-Shirt", "size" : "XL", "color": "green", "stock" : 1 }
{ "index" : { "_id" : 3}}
{ "id": "3", "title" : "T-Shirt", "size" : "XL", "color": "yellow", "stock" : 2 }

spinscale

crystal eval 'port = 8080 ; require "http/server"; server = HTTP::Server.new do |ctx| req = ctx.request; req.to_io STDOUT ; STDOUT.print "\n\n" if req.body end ; server.listen 8080'

spinscale

POST _ingest/pipeline/_simulate?filter_path=**.predicted_value
{
  "pipeline": {
    "processors": [
      {
        "inference": {
          "model_id": "lang_ident_model_1",
          "inference_config": { "classification": {}},
          "field_mappings": {}
        }

spinscale

# Data is from https://www.sciencedirect.com/science/article/pii/S2352340918315191

filebeat.inputs:
- type: stdin

setup.template.overwrite: true
setup.template.append_fields:
- name: arrival_date
  type: date

spinscale

# date_range datatype
PUT range_index
{
  "mappings": {
    "properties": {
      "time_frame": { "type": "date_range" }
    }
  }
}

spinscale

# curl -s http://stream.meetup.com/2/rsvps | ./bin/logstash -f logstash-meetup.conf
input {
  stdin {
    codec => json_lines
  }
}

# the lonlat array is needed for the map widget in kibana to work
# so we have to work a bit around the supplied data
filter {

spinscale

-- Umlaute without the hassle, hell yeah
hs.hotkey.bind({'alt'}, 'u', function ()
  hs.eventtap.keyStrokes('ü')
end)

hs.hotkey.bind({'shift', 'alt'}, 'u', function ()
  hs.eventtap.keyStrokes('Ü')
end)

hs.hotkey.bind({'alt'}, 'a', function ()

spinscale

##### decompounder example
DELETE decompound

PUT decompound
{
  "settings": {
    "analysis": {
      "analyzer": {
        "my_decompound_analyzer" : {
          "type" : "custom",

spinscale

DELETE sample 

PUT sample
{
  "mappings": {
    "foo" : {
      "_source": { "enabled": false },
      "properties": {
        "my_field" : {
          "type": "text",