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  1. Replies
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    Why fflush(stdin) is wrong - Cprogramming.com...

    Why fflush(stdin) is wrong - Cprogramming.com


    Get a line of text from the user/keyboard (C) - Cprogramming.com

    Tim S.
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    IIRC, fgets leaves the newline on the end. ...

    IIRC, fgets leaves the newline on the end.

    Yep, this link agrees with my memory, fgets(3): input of char/strings - Linux man page

    Tim S.
  3. So, it is time for you to start posting some...

    So, it is time for you to start posting some code.

    I would for the small number of arrays and small number of elements, use defines for the max number elements and number of arrays.

    I would use...
  4. Is there any reason you picked C as the Language...

    Is there any reason you picked C as the Language to do this project?

    Tim S.
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    What do you think this line is doing? ...

    What do you think this line is doing?



    numbers[ball] = 1;


    It is recording that the number that matches the value of ball has been picked. The while checks to verify the number has not yet...
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    Very good answer; I was not able to think of a...

    Very good answer; I was not able to think of a simple answer based on the OP code; I did not think of the idea of starting from scratch to solve the issue.
    And, I would have used an function that...
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    if (pin == 012345); Look for semi colons...

    if (pin == 012345);


    Look for semi colons like the above that should not be there!

    My experience is to not add any semi colon that I do not know is needed.

    The compiler does great on...
  8. Introduction to C - Cprogramming.com...

    Introduction to C - Cprogramming.com
  9. Please learn and remember the difference between...

    Please learn and remember the difference between "==" and "=".


    while (pin = 12345)

    Tim S.
  10. You almost need to forget about the hardware when...

    You almost need to forget about the hardware when talking about the software above the assembly programming level.

    Tim S.
  11. Your code look like it is written for Windows; is...

    Your code look like it is written for Windows; is this correct?
    Because there are differences between file handling in Windows and Linux!

    Tim S.
  12. Thread: vitamins

    by stahta01
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    All vitamins are chemicals! If you think...

    All vitamins are chemicals! If you think otherwise you likely need professional help.

    Tim S.
  13. Thread: vitamins

    by stahta01
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    The Fat-Soluble Vitamins: A, D, E and K NOTE:...

    The Fat-Soluble Vitamins: A, D, E and K

    NOTE: To my knowledge you can easy over dose on any fat-soluble vitamin.

    I did not know till today that vitamin D is fat-soluble; going to have to look...
  14. Sounds like I know all of what you stated; and...

    Sounds like I know all of what you stated; and the macro appears to be always defined!
    Under C I can set it to zero; but, under C++ it requires it to be one for C++ libraries to work.


    Not...
  15. PRId64 test code is it correct and proper?

    I am having PRId64 warnings while building MinGW64 GCC under MSys2 for MinGW 64 bit. I just wish to verify my test code is correct in order to start determining the cause of the many warnings.


    ...
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    C Tutorial - Learn C - Cprogramming.com...

    C Tutorial - Learn C - Cprogramming.com
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    Since, I posted the first post in this thread I...

    Since, I posted the first post in this thread I have found that GCC sets explicit versions of at least different 4 values; still have not found where std=gnu++98 is set.

    But, I have decided to...
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    Found the exact command; will try using C++11...

    Found the exact command; will try using C++11 standard next. -std=gnu++11



    i686-w64-mingw32-g++ -std=gnu++98 -fno-PIE -c -DIN_GCC_FRONTEND -g -D__USE_MINGW_ACCESS -DIN_GCC -fno-exceptions...
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    Building GCC 10.x warning question.

    ../../gcc-git/gcc/cp/coroutines.cc:2700:22: warning: defaulted and deleted functions only available with '-std=c++11' or '-std=gnu++11'
    2700 | var_nest_node () = default;


    gcc/coroutines.cc...
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    The next thing to try would be commenting out...

    The next thing to try would be commenting out this line


    TMR0 = 0;

    In the interrupt tc_int.

    Been over 10 years since I did PIC programming.

    Tim S.
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    Looking at your code; I question this line. ...

    Looking at your code; I question this line.



    S=0;


    Would not
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    Looks like Microchip C code; no idea which MCU. ...

    Looks like Microchip C code; no idea which MCU.

    Tim S.
  23. It should be okay; unless you have a real old...

    It should be okay; unless you have a real old compiler!
    If you got a warning about shadowing you do have that problem.

    Tim S.
  24. Sorry, I missed you are passing it in; still...

    Sorry, I missed you are passing it in; still think that


    ptr_arr[0] = '\0';

    defaults to an int array as in the K & R days.

    NOTE: It no longer does that.

    Tim S.
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    Since you refuse to tell me if you are supposed...

    Since you refuse to tell me if you are supposed to use malloc I give up helping you. But, since I am not that good using malloc I would likely have given up if you said yes.

    Tim S.
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