Git: .lock error while pushing [to origin]

My solution was re-creating the index (while keeping the worktree intact):

del .git\index
git reset --mixed head

source: https://stackoverflow.com/questions/13635429/git-rename-from-index-lock-to-index-failed

Host-Only Networking with VirtualBox

This will allow the guest system to access the broader internet through your host’s connection. You’ll be able to download packages, check email; whatever. Nobody outside sees anything of your guest system; as far as they’re concerned, it doesn’t exist. However, you cannot access any guest resources from your host machine, nor can any guest machines access each other. Yet.

source: http://christophermaier.name/2010/09/01/host-only-networking-with-virtualbox/

Debugging Samsung S8

various tips on restarting and booting in safe mode.

source: https://thedroidguy.com/2018/04/fix-samsung-galaxy-s8-wont-charge-troubleshooting-guide-1072340

Changing default font/spacing/etc in Microsoft Word

make changes to a document, apply changes to all (Normal.dotm) by setting as default.


source: https://www.cedarville.edu/help/Word-Change-Default-Line-Spacing