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0
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1answer
23 views

issues about Spring initialization in different environment

I have some questions about spring's initialization in different environment. 1. In web container context, such as tomcat. I knew that spring can be initialized by declaring ...
1
vote
3answers
198 views

Make Return Type an Interface - Problem with Initialization

I would like to make the return type of my method an interface rather than a class for similar reasons stated in c# List or IList, however I am having trouble figuring out how to initialize the ...
14
votes
1answer
872 views

Is it fine to make a default constructor unusable?

Specifically asking about the default constructor Given that the constructor initializes all the data for an object, if I create a class that can't be used without proper initialization, is it not ...
1
vote
0answers
29 views

Reducing Valgrind Findings (uninitialised value)?

I'm trying to run some code though Valgrind. The code depends on OpenSSL, and OpenSSL is making Valgrind useless due to uninitialised values. I know where the use lies in OpenSSL's PRNG, but I'm ...
0
votes
2answers
88 views

Where should an object in CQRS+ES be fully initialized: in the constructor, or when applying the first event?

There appears to be widespread agreement in the OOP community that the class constructor should not leave an object partly or even fully uninitialized. What do I mean by "initialization"? Roughly ...
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votes
7answers
2k views

How important is to initialize a variable

How important is it to initialize variables? Does proper initializing avoid memory leaks or have performance advantages?
3
votes
3answers
245 views

Separation of construction and initialization

I'm confused by this post by Mark Seeman. And his comment on IInitializable below: The problem with an Initialize method is the same as with Property Injection (A.K.A. Setter Injection): it ...
3
votes
4answers
443 views

Initializing derived classes in the same way

I have a class Base that has several children, say A, B, C. For testing purposes I'd like to mock those derived classes by deriving from them. So MockA derives from A, MockB derives from B and so on. ...
2
votes
1answer
98 views

Data decoding initialization/Constructor error handling

I have a set of loadable data decoders for a specific type of data and a stream to read containing data. Now I want the program to select the correct decoder in a reliable way so I want to use a ...
2
votes
1answer
391 views

Why does this static field always get initialized over-eagerly?

I am looking at this excellent article from Jon Skeet. While executing the demo code, Jon Skeet says that we can expect three different kinds of behaviours. To quote that article: The runtime ...
10
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4answers
5k views

C++ - Constructor or Initialize Method to Startup [duplicate]

Possible Duplicate: Avoid having an initialization method I want to determine when to do non-trivial initialization of a class. I see two times to do initialization: constructor and other ...
15
votes
10answers
13k views

What is the opposite of initialize (or init)? [closed]

The term will be used as a method name. The method is called when a part of the user interface is hidden (or removed), and it is used to reset values to default and dispose objects that will not be ...
4
votes
5answers
410 views

variable comparison without initialising

I am working with a project in VC++ which involves co-ordinate system having x,y,z axis. I am trying to check for if a variable(Point with x,y,z values) is assigned on the coordinate system or its a ...
6
votes
2answers
3k views

best practice for initializing class members in php

I have lots of code like this in my constructors:- function __construct($params) { $this->property = isset($params['property']) ? $params['property'] : default_val; } Is it better to do ...
11
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5answers
580 views

Is web application startup time really that important?

Had a conversation with someone about adding some initialization code on application startup and he complained about that causing an increasing in the startup time. He couldn't really state a reason ...
8
votes
5answers
3k views

How to write constructors which might fail to properly instantiate an object

Sometimes you need to write a constructor which can fail. For instance, say I want to instantiate an object with a file path, something like obj = new Object("/home/user/foo_file") As long as the ...
4
votes
5answers
665 views

The Default State of Unused Memory

In an embedded device, during the initializing of memory locations, is there any convention that are being practiced. I mean, say setting every byte to zero or 0xFF or any other value.