How to free up disk space on a Mac: Xcode, simulators and the caches nobody sees
Where the hidden gigabytes on a developer Mac go (DerivedData, simulators, device support, caches) and how to remove them safely, by hand or in one click.
Guides
How to free up RAM on a Mac without restarting
Why a Mac with 16 GB still swaps, how to read memory pressure in Activity Monitor, and the three ways to release memory immediately.
External drive won't erase or unmount on a Mac? Here is how to fix it
Disk Utility says "Couldn't unmount disk" or the erase fails. Step by step: force-unmount, erase the device instead of the volume, and rescue drives Disk Utility refuses.
Shopify volume discounts and quantity breaks without Shopify Plus
Tiered pricing (buy 3 save 10%, buy 6 save 20%) on a normal Shopify plan: what Shopify does natively, what needs an app, and how to protect your margin.
How to sync products between two Shopify stores
Running a second Shopify store for another country or brand? The options for keeping products, inventory and prices in sync, and where each one breaks.
Black Friday and Cyber Monday checklist for Shopify stores
A four-week countdown for Shopify merchants: stock, discounts, site speed, shipping deadlines, support and what to test the night before.
A daily word game in Romanian, Polish, Italian and 12 more languages
Wordle-style games mostly stop at English. Wordglow has real dictionaries and native keyboards in 15 languages, one shared word a day, offline, with no account.