How to limit the number of opened applications to one in delphi
57541
How to ensure only a single instance of my application runs?
36890
Set Windows process (or user) memory limit
84720
How do I open more than one Nautilus explorer when there is one already opened?
14088
How can I enumerate/list all installed applications in Windows XP?
66385
How do I remove the limit on PC keyboard button presses?
41491
Make sure only a single instance of a program is running
108006
Run multiple instance of any windows application
26647
Multiple Windows using window.open()
84300
How to increase max open files limit on Ubuntu 18.04?
14686
What is the Windows hotkey to minimise a single, currently active window?
66234
How do you put multiple things under a limit?
34329
How do I save/remember last-used window position and size for applications?
41484
Ensure a single instance of an application in Linux
138494
How to find and delete multiple Windows registry entries?
145002
What's the easiest way to write a please wait screen with Delphi?
99745
Enumerate All Installed Applications on OS X
142238
Limiting use of RAM in Chrome?