object-persistence Questions

6

Not sure what happened to Bold/Eco during the Borland/Codegear/Embarcadero transition but I sure miss it in the newer versions of Delphi. Anyone know of a framework that comes close? If not, maybe...

9

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So, I want to store a dictionary in a persistent file. Is there a way to use regular dictionary methods to add, print, or delete entries from the dictionary in that file? It seems that I would be ...
Xenia asked 4/8, 2009 at 18:10

5

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I have a strange situation which appears to indicate a GORM cacheing problem //begin with all book.status's as UNREAD Book.list().each { book.status = Status.READ ; book.save() } println (Book.fi...
Duckling asked 9/6, 2011 at 6:40

6

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I have a runtime error happening in the rtl Streaming in of a form, causing an exception EClassNotFound to be raised, while doing TReader.ReadRootComponent. The particular error message is "Class n...
Cornelius asked 2/9, 2011 at 17:35

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I'm reading up on OOP design patterns and framework design and find myself a bit unshure about the difference between the terms ORM and Persistence framework. Is an ORM a type of PF? What are the d...
Nieshanieto asked 29/3, 2011 at 7:10

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I have a 400 million lines of unique key-value info that I would like to be available for quick look ups in a script. I am wondering what would be a slick way of doing this. I did consider the foll...
Forestation asked 6/8, 2012 at 23:11

3

While experimenting with some data indexing using node.js objects (arrays, maps...) that takes some time to populate (from DB data) at every startup of the script, I wished my node.js objects could...

1

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I am trying to set up some embedded forms using this guide. I have two models set up in my application, Lesson and Evaluation. Each Lesson can have multiple Evaluations. I have a form set up wher...
Madison asked 26/1, 2013 at 14:36

6

I am new to classic ASP and I need to code a web application in classic asp because the customer wants it to be in classic asp. :( Anyways! here is my question: When I have a object of a class ca...
Liveryman asked 28/7, 2009 at 20:26

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Is there any difference in a persistent and immutable data structure? Wikipedia refers to immutable data structure when discussing persistence but I have a feeling there might be a subtle differenc...
Kazim asked 5/4, 2012 at 19:9

2

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Using doctrine 2.1 (and zend framework 1.11, not that it matters for this matter), how can I do post persist and post update actions, that involves re-saving to the db? For example, creating a uni...
Disillusion asked 12/9, 2011 at 14:46

2

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Does Ruby offer a mechanism to share variables (more importantly, class objects and any other data abstractions I deem useful for that matter) between different running Ruby processes? For example...
Gastrectomy asked 28/12, 2011 at 0:47

3

I'm use a library which provides a python interface to an external program. This allows me to create: foo = Foo() The code above starts a new instance of the Foo program that I can control from ...
Platte asked 26/6, 2011 at 1:34

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I have a multi step form which uses one model object and I need to persist it between the steps. The object gets saved to the database only after the final step. I have seen people suggest using HT...
Upperclassman asked 3/3, 2011 at 14:1

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I'm looking for a C++ object persistence library to replace the Eternity library that I've been prototyping with for about a day. The Eternity library came up short. I've created an object hierarc...
Spyglass asked 26/1, 2011 at 12:39

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I have now something like this: public class Service1 : System.Web.Services.WebService { [WebMethod] public string Method1() { SomeObj so = SomeClass.GetSomeObj(); //this executes very long ti...
Speight asked 7/11, 2010 at 12:57

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My javascript code open some windows trough: var win = window.open(); I store the win refernce in an array with all the other opened windows. Everything works fine, until the opener is refreshed...
Theft asked 24/9, 2010 at 15:45

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I have two persistence objects in my app: Things and tags attached to things. The app can generate collections of things with tags attached. Tag objects have a unique name (it doesn't make sense to...
Prevent asked 18/7, 2010 at 10:12

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First, I apologize if this is not an appropriate venue to ask this question, but I wasn't really sure where else to get input from. I have created an early version of a .NET object persistence lib...
Limpet asked 30/6, 2010 at 1:6

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I have a question that I just don't feel like I've found a satisfactory answer for, either that or I've not been looking in the right place. Our system was originally built using .NET 1.1 (however...
Monkish asked 4/3, 2010 at 18:44

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Right now I have java program whose classes are currently POJOs and stored in volatile memory. These need to be persisted. As I understand it two popular choices are JDO and the Java Persistence AP...
Heater asked 23/12, 2009 at 21:23

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I'm curious to know what the community feels on this subject. I've recently come into the question with a NHibernate/WCF scenario(entities persisted at the service layer) and realized I may be goin...
Chemist asked 6/11, 2009 at 15:54
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