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  1. Dictionary
    in
    /ɪn/

    preposition

    • 1. expressing the situation of something that is or appears to be enclosed or surrounded by something else: "I'm living in London" Similar insidewithinin the middle ofwithin the bounds/confines ofOpposite outside
    • 2. expressing a period of time during which an event happens or a situation remains the case: "they met in 1885" Similar duringin the course ofin the time ofover

    adverb

    • 1. expressing movement with the result that someone or something becomes enclosed or surrounded by something else: "come in" Similar insideindoorsinto the interiorinto the room/house/buildingOpposite out
    • 2. expressing the situation of being enclosed or surrounded by something: "we were locked in"

    adjective

    noun

    • 1. a position of influence with someone powerful or famous: informal "she got an in with the promising new artist"

    More definitions, origin and scrabble points

  2. Dec 21, 2011 · If I have: #define MAXLINE 5000 What type is MAXLINE understood to be? Should I assume it is an int? Can I test it somehow? In general, how can one determine the type of #defineed variable?

  3. It is possible to use anything in #define - you just need to be careful about the preprocessor. See @Saeed's answer below.

  4. Jul 12, 2011 · I want to define a two-dimensional array without an initialized length like this: Matrix = [][] But this gives an error: IndexError: list index out of range

  5. A good way to understand what the preprocessor does to your code is to get hold of the preprocessed output and look at it. This is how to do it for Windows: Create a simple file called test.cpp and put it in a folder, say c:\temp. Mine looks like this: #define dog_suffix( variable_name ) variable_name##dog. int main()

  6. May 15, 2011 · What is the point of #define in C++? I've only seen examples where it's used in place of a "magic number" but I don't see the point in just giving that value to a variable instead.

  7. Jan 2, 2018 · I'm beginning to program in Java and I'm wondering if the equivalent to the C++ #define exists. A quick search of google says that it doesn't, but could anyone tell me if something similar exist...

  8. Jan 24, 2016 · If not, it will define FILE_H and continue processing the code between it and the #endif directive. The next time that file's contents are seen by the preprocessor, the check against FILE_H will be false, so it will immediately scan down to the #endif and continue after it. This prevents redefinition errors.

  9. Jan 3, 2021 · I'm trying to define and use a variable in a batch file. It looks like it should be simple: What's going on here? Why is my variable not being echo'd?

  10. Oct 30, 2013 · I'm wondering about instances when it makes sent to use #define and #if statements. I've known about it for a while, but never incorporated it into my way of coding. How exactly does this affect the

  11. Nov 5, 2010 · Is it considered bad programming practice to #define constants in C++? Yes, because all macros (which are what #define s define) are in a single namespace and they take effect everywhere. Variables, including const -qualified variables, can be encapsulated in classes and namespaces.