A design pattern that ensures that exactly one application-wide instance of a particular class exists.
The book Effective Java and other sources provide a pretty good explanation on how and when to use the readObject() …
java serialization singletonCould you please explain why Spring is creating two objects for the configuration of beans shown below, since by default …
java spring dependency-injection singleton spring-iocI recently came across this article on how to write a singleton in Node.js. I know the documentation of …
javascript node.js design-patterns singletonIn Apple's Using Swift with Cocoa and Objective-C document (updated for Swift 3) they give the following example of the Singleton …
singleton swift3How can I create a singleton class in Objective C?
iphone objective-c singletonNow that C++11 has multithreading I was wondering what is the correct way to implement lazy initialized singleton without using …
c++ multithreading c++11 singleton atomicThe usual pattern for a singleton class is something like static Foo &getInst() { static Foo *inst = NULL; if(inst == …
c++ singleton thread-safety pthreadsWhat's the exact reason for using dispatch_once in the shared instance accessor of a singleton under ARC? + (MyClass *)sharedInstance { // …
ios objective-c singleton automatic-ref-countingBuilding on what has been written in SO question Best Singleton Implementation In Java - namely about using an enum …
java singletonI was just curious where exactly the singleton pattern is used... I know how the pattern works and where it …
java singleton