Why We Use Sparse Matrices for Recommender SystemsIn recommender systems, we typically work with very sparse matrices as the item universe is very large while a single user typically interacts with a very small subset of the item universe. Take YouTube for example — a user typically watches hundreds...Jun 19, 2022 · 6 min readhashnode.davidcjw.com
VSCode Shortcuts and “Hacks” every Programmer should knowLet’s start easy — If you’re into shortcuts, you’d better know the shortcut to the VSCode shortcut configuration page. Alright, I hope you passed that one. Here’s the answer: Mac: Cmd[⌘]-K Cmd[⌘]-S Windows: Ctrl-K Ctrl-S Okay, that wasn’t exactly...Jun 12, 2022 · 6 min readhashnode.davidcjw.com
How to create a Medium-like personal blog for free in a dayNow, before we get started, let me show you how the final website will look like (in the screenshots below) to whet your appetite. Alternatively, you can view the website here for a much better user experience. The theme we will be working with is m...Jan 6, 2022 · 7 min readhashnode.davidcjw.com
Why you shouldn’t join the AI industry in 2021Interested to get into AI? Read this first. Disclaimer: These opinions are mine and mine only. You may choose to agree or disagree with them. And yes, some examples are hyperboles, please take them with a pinch of salt. :) Why you shouldn’t join AI...May 2, 2021 · 5 min readhashnode.davidcjw.com
A Machine Learning Engineer’s ToolkitAs an AI/ML Engineer (this applies to Software Engineers as well), the faster one can crunch out code, the greater our efficiency. Engineers are often good at their craft, but few try to squeeze out efficiencies in their day-to-day to maximize those ...Dec 9, 2020 · 9 min readhashnode.davidcjw.com