Tagged: Code

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How to create Sparklines in LibreOffice Calc

I love using sparklines. I use them everywhere from Google Sheets to web pages. Popularized by Edward Tufte. It’s usually a small line chart without axes or coordinates. Like this . I like them because they go very well with text, without disturbing the flow but significantly adding to the information display. Sparklines...

Screenshot of Python Cosole 3

Python in LibreOffice Macros

Table of Contents1 Macros and Security2 Install3 Create python directory4 APSO – Alternative Script Organizer for Python5 Write your script live6 Save your script and debug7 What next? Are macros still useful? I think yes. Macros give the users ability to programmatically script the content. This can be really useful in many situations...

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Building an Alexa Skill using OpenWhisk and CouchDB

Smart Speakers are becoming popular these days. I see Alexa or Google home everywhere, Voice is an interesting technology and I think it’s going to become very popular amongst younger and elderly community. Here in this tutorial we will create a simple Alexa Skill using OpenWhisk as our serverless platform and CouchDB as our database.

Using Netatmo and Pushover API to get weather alerts. 1

How to setup and run Node-Red

Table of Contents1 Install and setup2 Setup your flow3 API Access4 End Note Node-Red is IBM open source project for wiring things on internet. It was started by IBM’s Emerging Technology Services team and now is part of JS Foundation, For anyone who has been a fan of Yahoo Pipes the interface and...

Line graph of PM 2.5 0

Visualizing Air pollution in Bangalore using Brunel

Brunel defines a highly succinct and novel language that defines interactive data visualizations based on tabular data. Brunel is Visualization language. It’s a domain specific language. It has its own grammar. It feels familiar to anyone who thinks in data and want to visualize it. Brunel is also open source and works well...

Hi from Minetest 0

How to Write your First Minetest Mod

Table of Contents1 Minetest2 Installation and Running3 Mod structure4 Your first mode5 Include and use your mod I am a big fan of Minecraft. I remember buying it in 2011 from Mojang for 15 euros. It’s one of the few games I bought. It’s also one of those games I visit once in...