Is it safe to delete empty folders? How to handle folders that won't delete and how to restore accidentally deleted files

When organizing your computer, you may sometimes find empty folders that contain nothing. It seems like it would be fine to ...
Ars Technica

Delete a file with spaces in its name in Command Prompt. How?

My bro downloaded some avi file that's been causing problems. Whenever I go into the directory it's in to delete it, once I click on it, my system resources shoot up to 100% and stay there, making the ...