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-1
votes
0answers
12 views

Write a Special Code on C# [closed]

I want to a Monitoring software for my user in one company. how i can wrote a program such a way non user be able to stop it in client? i.e, without any technique couldent stop my program or service? ...
0
votes
0answers
12 views

Understanding C code to generate all possible subsets [migrated]

Here is a C code for creating all possible subsets.I'm weak in working with bits.Hence I can't understand the program. I'm not familiar with the syntax ...
2
votes
1answer
225 views

Numerical stability of C++: will a C++ program using a float or double library return the same arithmetical results on two different computers?

Say I am using boost or the built-in float or double mathematical libraries of my C++ compiler. I distribute the program. Will the execution of my C++ program on different machines given different ...
4
votes
1answer
122 views

Is the Syntax of C Language completely defined by CFGs?

I think the Question is self sufficient. Is the syntax of C Language completely defined through Context Free Grammars or do we have Language Constructs which may require non-Context Free definitions ...
6
votes
6answers
2k views

Why do negative array indices make sense?

I have came across a weird experience in C programming. Consider this code: ...
2
votes
2answers
341 views

Handling untrusted string input in printf in C [closed]

I stumbled upon the MSDN Best Practices for Code Review. Under the section “Untrusted Inputs”, I found following which I didn't understand properly. Why is the following considered safe? ...