1,475 Answered Questions for the topic computer programming

Computer Programming Theory Mvp Architectural Patterns

07/21/19

Does Presenter in Model-View-Presenter create views?
How are Views created in MVP? Does the Presenter always create them (in addition to View in case of subviews)? Or is it a separate third-party component or App or something that creates them?
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Computer Programming Theory P2p Dht

07/21/19

Simple basic explanation of a Distributed Hash Table (DHT)?
Could any one give an explanation on how a DHT works?
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Computer Programming Copy Language Agnostic Deep Copy

07/21/19

What is the difference between a deep copy and a shallow copy?
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Computer Programming Database Theory Storage

07/20/19

Storing Images in DB - Yea or Nay?
So I'm using an app that stores images heavily in the DB. What's your outlook on this? I'm more of a type to store the location in the filesystem, than store it directly in the DB.What do you think... more
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Computer Programming C# Theory Inheritance

07/19/19

Partially Overriding a Virtual Auto-Property in a Child Class?
Time for a theoretical question I just ran across.The following code is valid and compiles: public class Parent { public virtual object TestProperty { get; set; } } public class... more
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Computer Programming Oop Language Agnostic Interface

07/19/19

What does it mean to "program to an interface"?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this? I know what interfaces do, but the fact I am not clear on this makes me think I am... more
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Computer Programming Algorithm Theory Complexity Theory

07/19/19

Explaining computational complexity theory?
Assuming some background in mathematics, how would you give a general overview of computational complexity theory to the naive? I am looking for an explanation of the P = NP question. What is P? ... more
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Computer Programming Theory Regex

07/18/19

How a RegEx engine works?
In learning Regular Expressions it had me wondering how the underlying engine works. Probably more specifically, I'd like to know more about how it evalutates, prioritizies and parses the... more
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Computer Programming Theory Definition Side Effects

07/18/19

What is the origin of "launch the missiles"?
In the context of functional programming, a typical example of a side effect is "launch the missiles". Where does that expression come from historically?
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Computer Programming Theory Fractals

07/18/19

How to program a fractal?
I do not have any experience with programming fractals. Of course I've seen the famous Mandelbrot images and such.Can you provide me with simple algorithms for fractals? Programming language... more
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Computer Programming Theory Complexity Theory Big O

07/18/19

Are there any O(1/n) algorithms?
Are there any O(1/n) algorithms?Or anything else which is less than O(1)?
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Computer Programming Theory Haskell Functor

07/18/19

What does it mean to compose two Functors?
Exercise 5 of the Haskell Typeclassopedia Section 3.2 asks for a proof or counterexample on the statement: *The composition of two Functors is also a Functor.* I thought at first that this was... more
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Computer Programming Computer Engineering Logic Design

07/17/19

What are the three basic logic gates?
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Computer Programming Theory Rest

07/17/19

Why use two step approach to deleting multiple items with REST?
We all know the 'standard' way of deleting a single item via REST is to send a single DELETE request to a URI `example.com/Items/666`. Grand, let's move on to deleting many at once. As we do not... more
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Computer Programming Computer Engineering Logic Design

07/16/19

What is VLSI logic design?
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Computer Programming C# Mvc

07/14/19

What is Entity Framework in MVC?
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Computer Programming Computer Science Computer Engineering

07/13/19

What is Relativity program?
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Computer Programming Theory Complexity Theory

07/13/19

Did you apply computational complexity theory in real life?
I'm taking a course in computational complexity and have so far had an impression that it won't be of much help to a developer. I might be wrong but if you have gone down this path before, could... more
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Computer Programming Computer Science Computer Engineering

07/11/19

Why do businesses need cloud services like AWS & Azure?
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Computer Programming Oop Language Agnostic Interface

07/11/19

Interface vs Base class?
When should I use an interface and when should I use a base class? Should it always be an interface if I don't want to actually define a base implementation of the methods?
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Computer Programming Theory Computation Turing Machines

07/11/19

When is theoretical computer science useful?
In class, we learned about the halting problem, Turing machines, reductions, etc. A lot of classmates are saying these are all abstract and useless concepts, and there's no real point in knowing... more
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Computer Programming Computer Science Computer Engineering

07/10/19

Which cloud certifications are the most valuable for a lucrative career, AWS or Azure?
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Computer Programming Math Computer Science Function

07/09/19

Is finding the equivalence of two functions undecidable?
Is it impossible to know if two functions are equivalent? For example, a compiler writer wants to determine if two functions that the developer has written perform the same operation, what methods... more
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Computer Programming Computer Science Theory Definition

07/08/19

What is a Y-combinator?
How do combinators work? What are they good for? Are they useful in procedural languages?
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Computer Programming Computer Science Computer Engineering

07/08/19

What system engineers do?
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