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C++ is a statically typed, free-form, multi-paradigm, compiled, general-purpose programming language. This tag should be used for any question which requires knowledge or expertise with the C++ programming language. This is a general tag which is used for any of the C++ language standards (C++98, C++11, C++17, etc.). The question should identify the compiler being used, the operating system, and which of the C++ standards is being targeted.

7 votes

Random number generation seeding in C++

You can simply make your re-usable objects thread_local statics: int random_in_range(int min, int max) { thread_local static std::mt19937 mt(std::random_device{}()); thread_local static std: …
Galik's user avatar
  • 403
4 votes

Reading a line of text from a socket

I find by using the standard libraries as much as possible you can reduce the number of comments you need because they are well understood. I don't know the actual types of some of the variables used …
Galik's user avatar
  • 403
5 votes

What's in your file?

Small point. This could be written more simply: while ((input = file.get()) && file.good()) { // ... } file.close(); as: while(file.get(input)) { // ... } file.close();
Galik's user avatar
  • 403
14 votes
2 answers
2k views

Efficiency/design of trim() library code

I am working on some library code and I am trying to optimize my trim() functions. To that effect I am trying to figure out how best to deal with each kind of input. Move semantics are starting to fry …
Galik's user avatar
  • 403