In order to show such hidden files, use the -Force
parameter for the Get-Childitem
command.
Get-ChildItem . -Force
You also can use its aliases, with -Force
dir -Force
ls -Force
gci -Force
Also: if you want to delete fully delete e.g. the .git Directory, you may use Delete-Item .\.git -Force
EDIT
According to Get-Help Get-ChildItem -Examples
"Example 3" this also works:
dir -att h, !h