Singletons vs. Application Context in Android?
Recalling this post enumerating several problems of using singletons and having seen several examples of Android applications using singleton pattern, I wonder if … Read more
singleton
How do you build a Singleton in Dart?
The singleton pattern ensures only one instance of a class is ever created. How do I build this in Dart? 25 Answers 25
Simplest/cleanest way to implement a singleton in JavaScript
What is the simplest/cleanest way to implement the singleton pattern in JavaScript? 40 Answers 40 I think the easiest way is to declare … Read more
Is there a simple, elegant way to define singletons? [duplicate]
This question already has answers here: Creating a singleton in Python (33 answers) Closed 3 years ago. There seem to be many ways … Read more
On design patterns: When should I use the singleton?
The glorified global variable – becomes a gloried global class. Some say breaking object-oriented design. Give me scenarios, other than the good old … Read more
Using a dispatch_once singleton model in Swift
I’m trying to work out an appropriate singleton model for usage in Swift. So far, I’ve been able to get a non-thread safe … Read more
How to declare global variables in Android?
I am creating an application which requires login. I created the main and the login activity. In the main activity onCreate method I … Read more
What is an efficient way to implement a singleton pattern in Java? [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so … Read more
C++ Singleton design pattern
Recently I’ve bumped into a realization/implementation of the Singleton design pattern for C++. It has looked like this (I have adopted it from … Read more
class
What does class << self do in Ruby? 6 s 6