Brad's comments on the world of technology...

Blog Archive: March 2021

Firefox bookmarks

Just a quick note on bookmarks. I use several laptops, a common machine at home and a workstation at work. This can sometimes get confusing when I save web bookmarks in various different places. I recently discovered "foxmarks". I only used Firefox, and foxmarks is an extension which syncs up my bookmarks everyplace I install it. It's

Modifying read-only file systems in an embedded system

It's often a good idea to make the root file system in a embedded system read-only. If you do this and only make changes to files in a ram disk (mounted under /tmp, for example) the device will always come back to a known state when powered up. This is a nice feature and often a requirement. But sometimes you need to make changes which