object-persistence

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Are there any frameworks/libraries for Delphi that come close to the functionality offered by Bold/Eco?

Not sure what happened to Bold/Eco during the Borland/Codegear/Embarcadero transition but I sure miss it in the newer开发者_如何学运维 versions of Delphi. Anyone know of a framework that comes close?[详细]

2023-01-10 05:53 分类：问答
How to retry a lock wait timeout using java persistence?

I need some clarification on the right way to retry a \"retryable\" exception (e.g. something like lock wait timeout) when using java persistence.For example, with pseudocode like:[详细]

2023-01-09 21:04 分类：问答
JPA and unique fields

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 t[详细]

2023-01-08 06:56 分类：问答
How to save the values if the app when its closed

i am new to iPhone programming.. my app is just like a quiz.. it has different type of quizs and many question in each quiz type[详细]

2023-01-06 04:16 分类：问答
Implementing Transparent Persistence

Transparent persistence allows you to use regular objects instead of a database. The objects are automatically read from and written to disk. Examples of such systems are Gemstone and Rucksack (for co[详细]

2023-01-03 15:46 分类：问答
cPickle class with data save to file

I\'ve big class in Python it\'s \"DataBase-like\" class. I want to save it to file - all including data.[详细]

2023-01-02 19:43 分类：问答
How to save big "database-like" class in python

I\'m doing a project with reasonalby big DataBase. It\'s not a probper DB file, but a class with format as follows:[详细]

2023-01-02 08:50 分类：问答
Memory-Mapped Files & Transparent Persistence of Java Objects

Greeting All, I want to achieve transparent persistence of Java objects through memory-mapped files (utilize the OS paging/swapping mechanism).[详细]

2023-01-01 16:44 分类：问答
Persistent Objects in ASP.NET

I\'m trying to find the best way to persist an object or in use the same object at a later point in the code. So, I create an object, then you\'re redirected to another page(a form) that needs to use[详细]

2022-12-31 01:36 分类：问答
Save objects to a database?

So far in my .Net coding adventures I\'ve only had a need to save information to files. So I\'ve used XmlSerializer and DataContractSerializer to serialize attributed classes to XML files. My next pro[详细]

2022-12-30 09:09 分类：问答