{"id":96,"date":"2019-12-04T14:13:00","date_gmt":"2019-12-04T14:13:00","guid":{"rendered":"https:\/\/totalchange.co.uk\/simon\/?p=96"},"modified":"2020-09-17T14:48:58","modified_gmt":"2020-09-17T14:48:58","slug":"data","status":"publish","type":"post","link":"https:\/\/totalchange.co.uk\/simon\/tech\/data\/","title":{"rendered":"Graphs, connectors, and data"},"content":{"rendered":"\n

At the heart of the home automation and crazy smart lights system is Node-Red<\/a> Running on a Raspberry Pi. A wonderful tool for us visual learners that provides “Low-code programming for event-driven applications” It’s the ‘If this happens, then do something else’ environment for making stuff work quickly. Here’s a screenshot of a ‘Flow’ that takes sensor data from 1 device and publishes it for other devices to see, and stores the data in Influx DB<\/a> for lovely visuals in Grafana<\/a><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

At the heart of the home automation and crazy smart lights system is Node-Red Running on a Raspberry Pi. A wonderful tool for us visual learners that provides “Low-code programming for event-driven applications” It’s the ‘If this happens, then do something else’ environment for making stuff work quickly. Here’s a screenshot of a ‘Flow’ that...<\/p>\n","protected":false},"author":1,"featured_media":101,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[13,15,14,10,11,9,12],"class_list":["post-96","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-epaper","tag-esp32","tag-esp8266","tag-grafana","tag-influxdb","tag-nodered","tag-raspberrypi"],"_links":{"self":[{"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/posts\/96","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/comments?post=96"}],"version-history":[{"count":3,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/posts\/96\/revisions"}],"predecessor-version":[{"id":102,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/posts\/96\/revisions\/102"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/media\/101"}],"wp:attachment":[{"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/media?parent=96"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/categories?post=96"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/totalchange.co.uk\/simon\/wp-json\/wp\/v2\/tags?post=96"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}