factory

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C++ constructors and computed fields

In C++, constructors must initialize const variables using initialization lists. What i开发者_开发知识库f my constructor needs to compute the values of those fields? Say via a database lookup or simp[详细]

2023-02-28 14:25 分类：问答
User Factory and Repository

I\'m in the process of determining an approach for design. I would like your inputs I have 2 types of users[详细]

2023-02-27 09:34 分类：问答
Factory implemented with static method

I have seen an implementation of Factory using static methods. Something like this: public class MyFactory {[详细]

2023-02-26 04:58 分类：问答
Internal versus external factory

I\'m pondering one of two different ways of implementing the factory pattern in PHP. I don\'t know if these variants have proper names so for now I\'m going to call them internal factory and external[详细]

2023-02-25 03:06 分类：问答
Upgrade of package deletes some necessary EXE and DLL files (MSI FACTORY)

I\'ve built a complex installer via Msi factory 2, which uses some开发者_Go百科 merge modules. The problem is, after I try to \"Upgrade\" - I mean to install the package above an old one (Changed the[详细]

2023-02-22 05:30 分类：问答
MongoDB object / association oddity

so i had the following associations... Product embeds_many :pressings, :class_name => \"ProductPressing\"[详细]

2023-02-21 22:23 分类：问答
Dependency Injection in projects that have lots of classes that need to generate on the fly other classes

I am developing a kind a translator from language A to B (yeah, it kinda is like a compiler). A translation is generally from several different files and each one of them has the same 3 sections to tr[详细]

2023-02-21 20:57 分类：问答
How to create object from its Type.GUID

I have a set of classes that inherit from the sam开发者_开发百科e base class and I need to create a factory method for instantiation of the different base class implementations based on the GuidAttrib[详细]

2023-02-20 07:32 分类：问答
What's the best way to create an object factory in objective-c?

I have a hierarchy of classes like this: MyBox ->ImageBox |->GalleryBox |->MovieBox |-> ... Each one identified by a string like @\"image-box\" or @\"gallery-box\" coming from an xml block like[详细]

2023-02-19 10:01 分类：问答
empty? not working in Factory Girl

I have a problem where after_build don\'t seem to trigger after after the actual build. As the example below illustrates, the after_build shouldn\'t build a second tail when called through Factory.bui[详细]

2023-02-18 13:11 分类：问答