1,474 Answered Questions for the topic computer programming
07/08/19
What's a Turing machine?
What is a Turing machine and why do people keep mentioning it? My IBM PC is all I need to do my computation! Why does anyone care about these machines?
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07/08/19
What is the difference between Microsoft Visual Studio vs Azure? Which is recommended for working with databases?
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Why can't a recursive-descent parser handle left recursion?
Could someone please explain to me why recursive-descent parsers can't work with a grammar containing left recursion?
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How and when to abandon the use of arrays in C#?
Should you try to avoid using an array as much as possible when you will be adding a lot of elements? Should you use iStringMap instead? If so, what happens if you need more than two dimensions AND...
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07/03/19
Prefer composition over inheritance?
Why prefer composition over inheritance? What trade-offs are there for each approach? When should you choose inheritance over composition?
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07/02/19
Should a function have only one return statement?
Are there good reasons why it's a better practice to have only one return statement in a function? Or is it okay to return from a function as soon as it is logically correct to do so, meaning there...
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07/02/19
How much does CCNA exam cost?
Why can't programs be proven?
Why can't a computer program be proven just as a mathematical statement can? A mathematical proof is built up on other proofs, which are built up from yet more proofs and on down to axioms - those...
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Computer Programming C++
06/26/19
Searching an Array for an Exact Match in C++
Ensure the provided code file named MichiganCities.cpp is open.
Study the prewritten code to make sure you understand it.
Write a loop statement that examines the names of cities stored in the...
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06/25/19
What is the cloud? Can it be explained in terms that a non-technical person can understand?
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06/25/19
What are some good computer science resources for a blind programmer?
I'm a totally blind individual who would like to learn more of the theory aspect of computer science. I've had an intro data structures class and the general intro programming but would like to...
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06/22/19
Learning to write a compiler?
*Preferred languages*: C/C++, Java, and Ruby.I am looking for some helpful books/tutorials on how to write your own compiler simply for educational purposes. I am most familiar with C/C++, Java,...
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06/22/19
What's the difference between a method and a function?
Can someone provide a simple explanation of methods vs. functions in OOP context?
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06/22/19
Exactly what is the difference between a "closure" and a "block"?
I've found that lots of people use the words *closure* and *block* interchangeably. Most of these people can't explain what they're talking about. I'm looking for a precise, computer science...
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06/17/19
Getting actual numbers based on numbers per 100 and 100,000
I have been given guns per 100, and the total firearm-related deaths per 100,000. I have to find the actual number of guns per country and the actual number of gun-related deaths. The first country...
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