instance

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Return a reference of an object instance

I\'m working on a MPTT object that will support several database methods. First of is MySQL and MySQLi. Now I\'ve created it like this[详细]

2023-03-19 09:17 分类：问答
How to save instances using Eucalyptus (Typica API)

I am a newbie to clouds and Eucalyptus, I used Typica Java API, it has method createImage(instance_id, new_image_name)[详细]

2023-03-19 07:25 分类：问答
3 instances of MapActivity

It states clearly in the Maps API that only one MapActivity per process is allowed. My problem is i need 3, it\'s not necessarily 3 Activities but it is 3 instances.[详细]

2023-03-18 23:39 分类：问答
Wiring up returned object instances in a WCF client

I have a WCF service that can return several different collections. Objects in each collection can have references to objects in the other collections. Eg. I have a collection of orders, an开发者_如何[详细]

2023-03-17 13:58 分类：问答
In Python, how do I check if an instance of my class exists?

I\'m making a program 开发者_StackOverflow中文版that asks the user to login, and I\'m wondering how I can make it so it checks if an instance of my Username class exists. Oh and please excuse my slopp[详细]

2023-03-17 07:39 分类：问答
Performance of using static methods vs instantiating the class containing the methods

I\'m working on a project in C#. The previo开发者_StackOverflow中文版us programmer didn\'t know object oriented programming, so most of the code is in huge files (we\'re talking around 4-5000 lines) s[详细]

2023-03-17 04:42 分类：问答
Class methods vs instance methods

Hi Are class methods generally me开发者_C百科asured to be faster than instance methods since it doesn\'t require loading an instance? If so, should we use class methods when possible?[详细]

2023-03-17 03:04 分类：问答
Perfmon showing 2.1 billion Instances of my WCF service

I\'ve a WCF service that only about 15-20 clients are calling once every three minutes. I have PerfMon hooked up to it, and it\'s showing that I have 2147483698 Instances. That can\'t be, can it? I ha[详细]

2023-03-16 04:55 分类：问答
Class Objects and Instance Variables in Objective-C

I\'m having a hard time wrapping my head around this concept. I\'ll take the quote exactly from the book:[详细]

2023-03-15 09:53 分类：问答
Reporting Services: is there a way to print the sql server instance name on the report?

Is there a way to print in a textbox the sql server instance name开发者_如何学编程 where a report is running.[详细]

2023-03-15 02:42 分类：问答