InfluxDB is a time-series database. Unlike general-purpose databases like MySQL, InfluxDB is designed specifically to deal with timestamped data—and it can scale to handle large volumes of data. It was created by InfluxData, a company based in the Bay Area. In this article, we’ll explain how to build a Peakboard...
One the most important jobs of a Peakboard application is to communicate with the outside world. In today’s article, we’ll take a look at the seven API, a business messaging gateway service that makes it easy for businesses to send and receive SMS. First, we’ll explain how the seven API...
On this blog, we’ve introduced many different APIs and explained how to use them in Peakboard. Today, we’ll be looking at the DBF API. This is an unofficial API that returns the arrival and departure times of trains in Germany. The API’s backend is open source, and you can learn...
OpenWeatherMap offers a simple, easy-to-use API that provides weather data for anywhere on Earth. This API runs in the backend of many websites and applications. And here’s the best part: Some of the API endpoints are free to use, so long as you don’t exceed a certain quota. In this...
Peakboard Hub is not only for Box-related administration tasks. It’s often used to store data. Whenever data is stored, data analysis is around the corner. That’s our topic for today. We will discuss how to use Power BI to consume data that’s stored inside Peakboard Hub. Before reading this article,...
Welcome to the third part of our Peakboard Hub API series. To learn the basics, like how to get an API key and access token, see our getting started article. A common use case for Peakboard Hub is using the Hub for data storage. That’s why the Hub API has...
A couple of weeks ago, we gave an introduction to the Peakboard Hub API. We also have a guide for using the API to manage lists in Peakboard Hub. This article is all about using the Peakboard Hub API in Python. Let’s get started. Authentication Here’s how to handle Peakboard...
In our first article about the Peakboard Hub API, we discussed how to get an API key, establish a connection to the Hub, and get information about the boxes that are connected to the hub. In today’s article, we will discuss how to call shared, public functions on a box...
In this blog, we’ve discussed a few different ways to integrate sensors into a Peakboard application. You can see an overview of these articles in The hitchhiker’s guide to I/O devices. In today’s article, we’ll take a look at a sophisticated and slightly more expensive type of I/O module—an IO-Link...
Since its official release in 2022, Peakboard Hub has become more and more popular among customers. Initially, it was only designed to be an administration interface for environments with 20+ boxes. Since then, many more functions have been added, and there’s also a SaaS offering for customers who don’t want...
In the past few weeks, we’ve discussed two I/O modules provided by ICP DAS: the ET-2254 and the U-7560M. In this article, we’ll take a look at the Advantech WISE-4012. This module provides a network connection via Wi-Fi. It offers two digital-only outputs and four analog/digital inputs. We will look...
In this blog, we’ve explained how to connect various devices to Peakboard, and build beautiful applications. One family of devices is I/O devices. These are used to connect any kind of sensor, like light barriers, buttons, and temperature sensors. On the output side, we often see actors like traffic lights...
Climate change and global warming are real, and anyone who digs into the numbers and facts is often shocked by how clear and obvious it is. We will discuss this in today’s article. We will also learn a nice approach for processing JSON data that seems almost unmanageable at first....
In this two-part article series, we discuss some best practices for integrating Peakboard with Node-RED applications. Most of the time, communication between Node-RED and the outside world happens through MQTT or HTTP. We will use the HTTP option: Part I - Real-time calculator - How to send information from Peakboard...
In this two-part article series, we discuss some best practices for integrating Peakboard with Node-RED applications. Most of the time, communication between Node-RED and the outside world happens through MQTT or HTTP. We will use the HTTP option: Part I - Real-time calculator - How to send information from Peakboard...
JSON is the most popular data format for modern web and cloud environments. Peakboard applications often use JSON. For example, when calling an API and processing the response. A good way to extract the desired data from a JSON string is to use a JPath expression, rather than using basic...
In today’s article, we will discuss narrowband IoT devices. Narrowband IoT devices are usually not connected to any kind of Wi-Fi or local company network. Instead, they use the cellular network to connect to a server. For technical details, see this Wikpedia article on Narrowband IoT. The device we will...
Peakboard applications are often used with BI tools. We discussed this topic in this article where we embedded a Power BI map. In today’s article, we will do something similar, but with Tableau. Unlike with Power BI, there isn’t a dedicated control for Tableau dashboards. Instead, we use the HTML...
Over the past few years, HubSpot has become one of the top tools for marketing automation and sales. A typical use case would be to put all kinds of contacts into HubSpot, which are gathered by the company through various ways. This article shows how to build a self-service form...
This article marks the one-year anniversary of this blog! The first article was published in December 2022. Now, 2023 was clearly the year of the rise of artificial intelligence (AI). That’s why we’re dedicating this article on to how to use AI. We will build a unique Christmas moment generator...
Trello is an online, collaborative list-making tool. In this article, we will learn how to create a Peakboard dashboard that can display and modify Trello lists. Here is an outline of what we will do in this article: Get an API key and token from Trello. Our Peakboard Box needs...
Besides Google Analytics, Matomo is the gold standard when it comes to tracking and analyzing visitor behavior on a website. This article provides a short introduction to the Matomo Reporting API. This API provides access to the analytics data through different layers of aggregation. The best way to access these...
This article covers a common use case when using MS Graph API with Peakboard: accessing and processing calendar event data. We will also learn how to use the $filter parameter in the Graph API. Please make sure to read through the basics of using MS Graph API in Peakboard: MS...
This article covers a nice use case for MS Graph: list all the users of a tenant who are currently active or online. At the same time, it’s also a nice example on how to combine two different API calls that are dependant on each other. Please make sure to...
There are countless services on the internet that provide weather information, either as a widget or as an API. In this article, we will learn how to use weatherapi.com. They offer a free plan to get basic weather information from any location in the world. If you want to follow...
A lot of Peakboard applications circle around communication with the outside world. In today’s article, we will discuss to send Slack messages from your Peakboard application. A typical example would be to be connected to a machine, for example, by OPC UA, and then process this information, and then generate...
Earlier this year we discussed how to use the Peakboard Hub API to send a notification from any kind of client to a Peakboard box through the Hub. That’s especially cool when the Peakboard box (or BYOD instance) is not directly reachable from the caller or the IP address is...