What is this small gray box on the top left corner?
32292
Menu select item stuck on screen after context or command menu has closed
40840
what's going in /usr/bin/gnome-terminal?
96477
VirtualBox Toolbar is hidden! How to show it?
131528
What's this start up item?
752
Can you help me identify this "thing"?
125871
What do the symbols on the top left of the character select screen mean?
8850
What's the "less than dot" symbol mean in Chrome console output?
13457
What does "The following object is masked from 'package:xxx'" mean?
58599
Looks to be an obscure page rendering problem
83470
What is this thing on my junction box?
82047
Why am I seeing a bomb icon on my files and folders in Ubuntu?
69489
How do I figure out what package something is in without resorting to Google?
139414
Is the puzzling icon too big in the SE app?
119729
On my Windows machine, I had a folder with a name of four dots that acted like some kind of rabbit hole - how did that happen?
130353
Notification icon that looks like "no entry" symbol
88702
How To Delete This Red Box on My Screen?
60744
Minted red box around greek characters