One of my favorite things about XV Sudoku is how quickly certain numbers start behaving differently from standard Sudoku — especially the number 5. In XV Sudoku: At first this seems simple enough, but it creates a surprisingly interesting side effect: A cell connected to an X or V can never contain a 5. That…
Being a geeky crafter, of course I wanted to cross stitch my own QR code for my website. Not just print one. Not just frame one. Actually stitch one by hand and see if it would still scan. Naturally, this turned into a delightful little experiment involving graph paper, QR code error correction, repeated testing…
I just wanted to share a quick note about one of my favorite Sudoku variants — the XV Puzzle. Most of us are familiar with the classic Sudoku rules:numbers 1 through 9 must appear once (and only once) in each row, column, and 3×3 box. The XV puzzle adds an additional layer of logic. When…
When the Wizard Almost Reverted Everything There’s a popular narrative about WordPress and WooCommerce that goes something like this: “It’s easy. Just install it and it practically runs itself.” And to be fair — it can feel that way at first. Until you decide to sell something digital. Then you discover that “runs itself” actually…