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35
votes
6answers
4k views

How do I prove or disprove “god” objects are wrong?

Problem Summary: Long story short, I inherited a code base and a development team I am not allowed to replace and the use of God Objects is a big issue. Going forward, I want to have us re-factor ...
14
votes
5answers
10k views

When to use primitive vs class in Java?

I see that Java has Boolean (class) vs boolean (primitive). Likewise, there's an Integer (class) vs int (primitive). What's the best practice on when to use the primitive version vs the class? ...
21
votes
4answers
11k views

Where should I put functions that are not related to a class?

I am working on a C++ project where I have a bunch of math functions that I initially wrote to use as part of a class. As I've been writing more code, though, I've realized I need these math functions ...
64
votes
5answers
40k views

When do you use a struct instead of a class?

What are your rules of thumb for when to use structs vs. classes? I'm thinking of the C# definition of those terms but if your language has similar concepts I'd like to hear your opinion as well. I ...
74
votes
9answers
31k views

Don't Use “Static” in C#?

I submitted an application I wrote to some other architects for code review. One of them almost immediately wrote me back and said "Don't use "static". You can't write automated tests with static ...
26
votes
7answers
8k views

Why have private static methods?

I just wanted to clear up a question I have. What is the point of having a private static method as opposed to a normal method with private visibility? I would have thought an advantage to having a ...
1
vote
5answers
235 views

Clarification about Polymorphism / Inheritance

I am trying to better my understanding of polymorphism. Say I have a base class called baseClass with one method called foo() and I have three derived classes called derived1 , derived2 and derived3 ...
4
votes
7answers
751 views

Significant amount of the time, I can't think of a reason to have an object instead of a static class. Do objects have more benefits than I think? [closed]

I understand the concept of an object, and as a Java programmer I feel the OO paradigm comes rather naturally to me in practice. However recently I found myself thinking: Wait a second, what are ...
28
votes
4answers
43k views

Why and when should I make a class 'static'? What is the purpose of 'static' keyword on classes?

The static keyword on a member in many languages mean that you shouldn't create an instance of that class to be able to have access to that member. However, I don't see any justification to make an ...
45
votes
11answers
13k views

Why is it good to split a program into multiple classes? [closed]

I'm still a student in high school (entering 10th grade), and I have yet to take an actual computer course in school. Everything I've done so far is through books. Those books have taught me concepts ...
22
votes
5answers
2k views

How do purely functional languages handle modularity?

I come from an object oriented background where I've learned that classes are or at least can be used to make a layer of abstraction that allows for easy recycling of code which can then either be ...
11
votes
4answers
959 views

Nested Classes: A useful tool or an encapsulation violation?

So I'm still on the fence as to whether or not I should be using these or not. I feel its an extreme violation of encapsulation, however I find that I am able to achieve some degree of encapsulation ...
8
votes
9answers
6k views

Why Java does not allow function definitions to be present outside of the class?

Unlike C++, in Java, we cannot have just function declarations in the class and definitions outside of the class. Why is it so? Is it to emphasize that a single file in Java should contain only one ...
2
votes
3answers
2k views

Specific reasons to create own array class over using std::array?

What specific conditions or requirements should you create your own array over using std::array? Here is my background: I'm developing a small simple library that a small group of people will use ...
1
vote
3answers
293 views

Better style for member variables?

class awesomeClass { std::list<A> myList; //... void fillList(); }; awesomeClass::awesomeClass() { fillList(); } void awesomeClass::fillList(){ //... foreach(A a, ...
9
votes
2answers
891 views

Refactoring several huge C++ classes / methods. How to start? [duplicate]

Possible Duplicate: I’ve inherited 200K lines of spaghetti code — what now? I'm dealing with legacy code. It contains some BIG classes (line count 8000+) and some BIG methods (line count ...