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Type: Posts; User: Salem

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  1. Well sum/2 isn't going to give you an average,...

    Well sum/2 isn't going to give you an average, unless you only type in two numbers.
  2. Lines 15 and 16 should be inside your loop. >...

    Lines 15 and 16 should be inside your loop.

    > avg=sum/cou;
    Beware of integer division.

    - make some other variables floats to begin with.
    - cast one of them to a float before dividing.
  3. Thread: arrays

    by Salem
    Replies
    7
    Views
    82

    > so how would I printf a house? One at a...

    > so how would I printf a house?
    One at a time.

    There is one exception...


    char sentence[] = "The cat sat on the mat";
    printf("%s\n", sentence);

    A char array (and ONLY a char array) can...
  4. Dunno. Maybe your first example would work if...

    Dunno.

    Maybe your first example would work if the size was also static.

    Or maybe your compiler is feeling generous.
  5. Thread: arrays

    by Salem
    Replies
    7
    Views
    82

    array = a street. array[0] = a house on that...

    array = a street.
    array[0] = a house on that street.
    array[1] = the house next door.

    You use arrays when you have to store multiple things of the same type.
  6. Because constants in C are not the same as...

    Because constants in C are not the same as constants in C++.

    In C, const just means "I pinky-promise that I'm not going to try and modify this memory".

    You have to use the #define route as...
  7. Replies
    1
    Views
    91

    Well the nicely formatted code here...

    Well the nicely formatted code here has been turned back into dog food.

    > the program will keep on print CONTACT RECORD IS NOT FOUND multiple times until the contact list arrangement is same to...
  8. Works for me. #include...

    Works for me.


    #include<stdio.h>
    #include<string.h>

    #define MESSAGE_MAX_LENGTH 100
    #define MESSAGE_ID_MAXLEN 10
    #define MSG_DELIMITER ","
  9. Replies
    3
    Views
    185

    Well that was nothing like I expected. ...

    Well that was nothing like I expected.


    #include<stdio.h>
    #include<string.h>

    int main ( ) {
    const char *seps = " \n";
    FILE *in = fopen("foo.txt","r");
    char buff[BUFSIZ];
  10. Which hardware device? If you're fortunate...

    Which hardware device?

    If you're fortunate enough, maybe your CPU has hardware breakpoint or trace registers.

    If so, you could implement a local handler to increment a local counter that...
  11. The GNU MP Bignum Library (https://gmplib.org/)

    The GNU MP Bignum Library
  12. Replies
    3
    Views
    183

    1. Your indentation needs work. ...

    1. Your indentation needs work.


    #include<stdio.h>
    //!!#include<conio.h>
    #include<string.h>
    #include<stdlib.h>
    //!!#include<windows.h>

    struct person {
  13. Replies
    8
    Views
    224

    Oh but there is. Just having an interrupt...

    Oh but there is.

    Just having an interrupt happen will trash the contents of the very stack currently balanced on a knife edge of calamity.
  14. Replies
    1
    Views
    148

    Also here -> Help With Functions - C And C++ |...

    Also here -> Help With Functions - C And C++ | Dream.In.Code
  15. Replies
    1
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    161

    Here's a list of things to do. 1. remove dos.h...

    Here's a list of things to do.
    1. remove dos.h
    2. remove conio.h
    3. remove process.h
    All of those are obsolete.

    4. remove gets(), the world's most dangerous function.
    It's been removed from...
  16. > scanf("%f %c % f", &value1, &operator,...

    > scanf("%f %c % f", &value1, &operator, &value2);
    There is a space between "%" and "f" which should not be there.

    > I'm using Codeblocks.
    Go into project settings and put -Wall -Wextra on the...
  17. Replies
    7
    Views
    182

    It's basically telling you how much space you...

    It's basically telling you how much space you have left in your buffer.

    > snprintf(&data_tx[index], sizeof(data_tx) - index
    Every time you increment index, the place you write to advances, and...
  18. Replies
    8
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    224

    > I do believe it is safe as I immediately act on...

    > I do believe it is safe as I immediately act on the results and use them before the function gets called again
    Well....

    > This is all occurring on an embedded processor with a well defined...
  19. Whatever. Post your code and we'll tell you...

    Whatever.

    Post your code and we'll tell you whether it's right or not.
  20. Replies
    8
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    224

    This NEVER works, can never work. int *foo (...

    This NEVER works, can never work.


    int *foo ( ) {
    int array[10];
    // do stuff
    return array;
    }
  21. What's UDF?

    What's UDF?
  22. If you're looking for run-time, you need some...

    If you're looking for run-time, you need some kind of profiling tool.
    Gprof - Wikipedia
  23. Replies
    7
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    182

    Sorry, it looks like I got the source and...

    Sorry, it looks like I got the source and destination arrays mixed up. I thought you were trying to fit 16 somethings into 3 somethings.



    #include<stdio.h>
    #include<stdlib.h>...
  24. Replies
    7
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    > uint8_t payload = 3; > uint16_t...

    > uint8_t payload = 3;
    > uint16_t raw_data[payload];
    ..
    > index += snprintf(&data_tx[index], 5 , "%d", raw_data[i]);
    std::printf, std::fprintf, std::sprintf, std::snprintf - cppreference.com...
  25. if ( strcmp(input,"apple") == 0 )

    if ( strcmp(input,"apple") == 0 )
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