How to make my app singleton application?
9032
What is the correct way to create a single-instance WPF application?
61642
Prevent multiple instances of a given app in .NET?
41484
Ensure a single instance of an application in Linux
124436
Return to an already open application when a user tries to open a new instance
9078
Difference between static class and singleton pattern?
118250
Launch app only if not already open
18711
Using Application context everywhere?
38147
Why are my application settings not getting persisted?
19119
How can I delete a (null) app in usage?
139036
How to add application to startup application menu?
548
What is an efficient way to implement a singleton pattern in Java?
525
Open an app on startup/after booting
127181
How do I open a new instance of an application by default in GNOME?
119077
Singleton: How should it be used
126607
How can I run apps in an isolated environment on my smartphone?
61498
How can I open a single app by an unidentified developer without allowing all
107403
Is there a simple, elegant way to define singletons?