I am faced with a problem that gives me this error: A circular reference has been detected when serializing the object of class "App\Entity\User" (configured limit: 1) I have an Enterpr...

I'm learning DRF and feel confused a little now. I set up QuestionView and QuestionSerializer like this. views.py class QuestionView(viewsets.ModelViewSet) : queryset = models.Question.objects....

so trying to understand how I can make testing ktor app with testcontainers this is my code package com.app import com.app.base.db.DbFactory import com.app.features.auth.RegisterDTO import com.app...

With a simple class/interface like this public interface IThing { string Name { get; set; } } public class Thing : IThing { public int Id { get; set; } public string Name { get; set; } } Ho...

I have a binary file. I don't know how it's formatted, I only know it comes from a delphi code. Does it exist any way to analyze a binary file? Does it exist any "pattern" to analyze and deseri...

I have a simple usage of Serializable on a data class @Serializable data class Message( val type: String, val topics: List<String>, val content: String ) but the IDE shows the following w...

I am trying to serialize an event object to produce a kafka event. All the code of the proyect can be found here: https://github.com/Gaboxondo/springBootCQRSExample When I try to publish the event ...

I am using the Django REST Framework 2.0. Here is my model class: class Mission(models.Model): assigned_to = models.ForeignKey('auth.User', related_name='missions_assigned', blank = True) Here ...

As per the definition of "default" attribute in Avro docs: "A default value for this field, used when reading instances that lack this field (optional)." This means that if the corresponding fiel...

From the Python documentation: By default, the pickle data format uses a relatively compact binary representation. If you need optimal size characteristics, you can efficiently compress pickled ...

I am developing a mobile project made with Flutter. This project need to connect to some servers for REST consumption services (GET, POST, PUT, DELETE, ...), and retrieve data as well as send data ...

I am getting the following error: Converting object to an encodable object failed: Instance of 'Patient' #0 _JsonStringifier.writeObject (dart:convert/json.dart:674) #1 _JsonStringifier.writeList ...

I want to serialize object in c# and learn that we can do this both JsonSerializer and JsonConvert. I know about documentation knowledges about these. But I want to know which is better to u...

Apache Avro provides a compact, fast, binary data format, rich data structure for serialization. However, it requires user to define a schema (in JSON) for object which need to be serialized. In ...

It's well known that runtime will genereate serialVersionUID field for your class, if you failed to explicitly define it. But is it possible to get this value in runitme? Is it possible in runtime...

I have a rather large dict (6 GB) with a structure along the lines of: {((('word','list'),(1,2),(1,3)),(...)):0.0, ....} and I need to do some processing on it. I'm trying out several document clu...

What is meant by "object serialization"? Can you please explain it with some examples?

Instead of this: JsonSerializerOptions options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase // etc. }; var so = JsonSerializer.Deserialize<SomeObject>(som...

There are many posts about creating Jackson serializers for numbers, currency, etc. For engineering applications, there is often a need to set the precision on numbers based on the units or other c...

I have a C++ STL map, which is a map of int and customType. The customType is a struct, which has string and a list of string, How can i serialize this to a file. sample struct: struct customType{ ...

I have a class that looks like class MyClass { private byte[] payload; public MyClass(){} @JsonCreator public MyClass(@JsonProperty("payload") final byte[] payload) { this.payload = payload...

I am trying to figure out how to pass a variable declared on the server side of my nextjs 13 app into a client side function that I have declared in one of my component files. As you can see in my ...

Eclipse issues warnings when a serialVersionUID is missing. The serializable class Foo does not declare a static final serialVersionUID field of type long What is serialVersionUID and why is...

When I try to serialize an exception using json.dump, I get errors like TypeError: IOError('socket error', error(61, 'Connection refused')) is not JSON serializable and TypeError: error(61, 'Co...

Why does my custom Exception class below not serialize/unserialize correctly using the pickle module? import pickle class MyException(Exception): def __init__(self, arg1, arg2): self.arg1 = arg1...