constructor
Attempting to write constructors for subclass inheriting from class, guessing at syntax, expected-primary-expression error?
I have a class Sphere that inherits from class Shape (for a homework project): Within Shape I have three constructors.The declarations from Shape.h are as follows:[详细]
2023-04-06 17:28 分类:问答Constructor initialization order and reference passing
Hi I have a question about the constructor initialization order. Given below struct B {} struct A { B& b;[详细]
2023-04-06 13:01 分类:问答Passing final variables to anonymous classes
In final variable passed to anonymous class via constructor, Jon Skeet mentioned that variables are passed to the anonymous class instance via an auto-generated constructor. Why would I not be able to[详细]
2023-04-06 09:44 分类:问答defaulted default constructor ? in n3290 draft
A point from n3290 draft §12.1 (Constructors) ¶5: An implicitly-declared default constructor is an inline public member of[详细]
2023-04-06 08:05 分类:问答spring-security writing a custom PermissionEvaluator - how to inject a DAO service?
I\'m working with Spring-Security and I need to implement my own PermissionEvaluator (following the answer to my other question.[详细]
2023-04-06 07:15 分类:问答Why does this work? Inheritance
No problems here, just need explanation how does that work. I was doing homework for my C# class and I managed to do it by myself by following code examples provided by our professor. The problem is[详细]
2023-04-06 05:02 分类:问答Reusing code in overloaded constructors
My BigBlock class needs a few overloaded constructors. All of them need to initializethe same few fields in the same way.[详细]
2023-04-06 04:12 分类:问答Why does instanceof return false for a singleton using a constructor with arguments?
I\'m trying to check for a specific type of object in my code.Even though the object has the constructor in its prototype, it is still failing to return the correct object type and always returns with[详细]
2023-04-06 03:11 分类:问答reading I/O of session variables in constructor and destructor
I have a page that gets called many times in a loop. I have a version which is pulling data from MySQL on page load, pushing modified data back with each submission before the page repeats the process[详细]
2023-04-06 01:43 分类:问答Spring annotated controller bean duplicate in application context
When I define bellow controller in my app context I\'m getting duplicate errors when I try to use it.[详细]
2023-04-06 01:09 分类:问答