instance_开发者

Object reference not set to an instance of an object #100

I know people have asked this before, but it would appear that their solution doesn\'t work for me or I\'m doing something wrong.[详细]

2023-04-12 18:28 分类：问答

View instance from RemoteViews

How can I get开发者_如何学JAVA View instance from RemoteViews ? There are RemoteViews.reapply and RemoteViews.apply API functions , but I don\'t know how to use them.If you are the one creating the Re[详细]

2023-04-11 19:29 分类：问答

Matrix constructor and method in Haskell

So here is a nested list [[1, 2], [3, 4]] I want to wrap it in a type called Matrix, and make it an instance of the classes Eq, Num, and Show[详细]

2023-04-10 13:18 分类：问答

multi vs single instance business application

(This topic is so general there has to be an existing thread somewhere, but darned if I can find it.I did find several debates on the best way to enforce single instance apps.)[详细]

2023-04-09 17:29 分类：问答

Android: How to have a single (main) Activity instance or retrieve the Activity instance that I need?

I am developing an Android app that execute a thread and update the GUI via a GUI Handler on GUI Activity.[详细]

2023-04-09 07:03 分类：问答

Can I save different-2 instance of an Activity in Android?

I want to know can I save two or more instance of an Activity and can use those instances as per my requirements.[详细]

2023-04-09 02:40 分类：问答

Using a constructor on a JavaScript static instance

I\'m writing a JavaScript library in which I want some methods and properties public and other private. The following seems a great way of doing this whilst wrapping everything up into a single object[详细]

2023-04-08 23:14 分类：问答

How to get instance of object from XML file?

I have XML file o开发者_C百科f object.I want to get instance of that object.But i dont have class.I must read XML and create dynamically how to say class. How to do?See this page, it can help but you[详细]

2023-04-07 19:19 分类：问答

How to Get the value of a datatype from Class of Project2 to Class of Project1? - Visual Studio 2010 C#

I have 1 solution consisting of 2 projects. 1 is Windows Application and the other is Class Library. In the class library, there\'s a class that the value of its datatype is needed by the Windows Appl[详细]

2023-04-07 11:10 分类：问答

How to start two instances of the same app with different static values?

Problem: I want to run my application with the different arguments, for e开发者_C百科xample app.exe -param1 and a little bit later I need to start app.exe -param2. Parameters comes from arguments. Arg[详细]

2023-04-06 16:55 分类：问答