excellent sashiko tutorial with a lot of detail; sashiko is a form of Japanese folk embroidery using a form of the running stitch to create a patterned background; it is very meditative and doesn't require an embroidery hoop so it is also very portable!
visible mending, great for jeans - Sashiko is a form of decorative reinforcement stitching (or functional embroidery) from Japan. Traditionally used to reinforce points of wear, or to repair worn places or tears with patches.
I’ve been known to swear about the mending pile. I avoid it and wait till it builds up – aaaand finally get around to it when it is absolutely necessary. But using creative mending can give a garment new life