Introduced in JavaScript standard ES8, async/await offers a new way to handle asynchronous function calls and depreciates callbacks, leading to more readable code. The below example demonstrates how async/await may be used with the ES6 Promise and Promise.all. Let’s say you have three actions you want to perform Of course you won’t actually know when… Continue reading JavaScript’s Async/Await
What you’ll need: SD Card Wireless keyboard and mouse Raspberry Pi 3B+ Power supply HDMI cable What to do: Format the SD Card using SD Memory Card Formatter available here Download NOOBS from here (the file is >1.5 GB so this will take some time) Extract NOOBS files from the .zip and copy them to… Continue reading First IoT Project with Raspberry Pi
‘Collective wisdom’ is put to good use to tackle three kinds of problems, and complexity is no bar: Cognition problems: such problems arise when we can only guess the answer – as e.g. about the contents of the jelly bean jar, or about the future. How do we get the guess right? Coordination problems: how… Continue reading Prediction Markets – Using Groups to Guess Right
Are we on the brink of the next technological revolution with machine learning/artificial intelligence? I don’t know, but there have surely been some amazing advancements lately. Why not get in on the fun? In this simple example we’ll train a neural network to pick light text or dark text against a user-chosen background color using… Continue reading Machine Learning: A Simple Example
After you start developing for the web a little bit, you’ll certainly run across the following CSS: In fact, this is considered by some to be best practice, and would be included at the top of their CSS file in every project. So what is it? border-box is one of three (3) options for the… Continue reading What is CSS box-sizing: border-box?
Browser-Sync is a package that allows you to see changes to your website in real-time in the browser on save. This quick tutorial will tell you how to set it up. It’s easy!
So iOS has an interesting feature when using the FileReader API that it stores an image in a default orientation irrespective of how the image is taken, so a portrait image is stored in landscape, e.g.:
