singleton

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Static methods and Singleton in PHP

I have the next class: class MyCl开发者_如何学Goass { private $_instance = null; private function __clone() {}[详细]

2023-04-06 11:44 分类：问答
Loading images only one time per spring webapp

I need to load a bunch of images into my Spring webapp. For performance reasons this should only be done after starting the webapp. The images should be saved in a开发者_运维问答 singleton to access f[详细]

2023-04-06 11:09 分类：问答
Singleton of a Winform Application but provide parameters?

I have a webform(c#) application that should only be able to run in a single instance. Its also important that if the applcation is started again(click on app icon) then the new parameters should be f[详细]

2023-04-06 07:49 分类：问答
Can the stackable trait pattern be used with singleton objects?

I\'d like to use the stackable trait pattern with singleton objects, but i can\'t seem to find how to make the compiler happy:[详细]

2023-04-06 04:53 分类：问答
Why does instanceof return false for a singleton using a constructor with arguments?

I\'m trying to check for a specific type of object in my code.Even though the object has the constructor in its prototype, it is still failing to return the correct object type and always returns with[详细]

2023-04-06 03:11 分类：问答
when is a singleton class preferred over a class that has only static methods?

When is a singleton class preferred over a class that has on开发者_如何学Pythonly static methods and a private default constructor?[详细]

2023-04-06 02:06 分类：问答
Android Activity singleton

I have an activity called MainActivity. This activity launches a notification that has a PendingIntent that opens this MainActivity.[详细]

2023-04-06 01:05 分类：问答
Python implementation of Singleton

code goes first: def singleton(cls): instances = {} def get_instance(): if cls not in instances: instances[cls] = cls()[详细]

2023-04-05 19:49 分类：问答
PHP Singleton class for all requests

I have a simple problem. I use php as server part and have an html output. My site shows a status about an other server. So the flow is:[详细]

2023-04-05 17:41 分类：问答
Google Guice: Singleton with xml deserialization support?

in my project I need a class which contains the project configuration. The configuration must be loaded from a XML file and must be a singleton.[详细]

2023-04-05 13:53 分类：问答