fopen c with multiple files?

In my software I have to read multiple txt databases in a serial way, so I read the first, then I do something with ...

What is the difference between the * and the & operators in c programming??

I am just making sure I understand this concept correctly. With the * operator, I make a new variable, which is allo...

C Program - Validate numbers read from a text file?

I am reading 15 numbers from a text file, with each number in a new line: 1 2 3 4 5 10 12 13 14 15 21 22 23 24 26 ...

Can the char type be categorized as an integer??

Just now I read "char is the only unsigned integral primitive type in Java." Does this mean the char is one of the i...

Do I always have `(a / b * b) + a % b == a` when b is not zero??

For int a, b, I know that when there is exactly one of a and b is negative, the result of a / b and a % b is machine...

How to separate terms between parentheses and list them in C?

I have the following problem, I have a string that comes with x terms, and some are in parentheses. I need to be abl...

While loop always true CCS?

I'm using CCS compiler and for this piece of code getting a warning that condition is always true. This is a code fo...

How to get data read into linked list from text file in C?

I'm pretty new to C programming and I am trying to build a console application that takes in some user survey data i...

Storing the buffer of fgets in Array?

I'm new to C (coming from Java) and naturally that poses some difficulties. I would like to write just a short progr...

Convert =C3=B6 to ö assuming UTF-8?

So I am trying to read an email, it is encoded in quoted printable and thus contains for example: =C3=B6 That sho...

Magic number in files. C programming?

I want to get the Magic Number from a binary file. For example JPG files have FFD8 for Magic Number in the first byt...

Numeric input validation in C?

I am doing a lab for an intro programming class I have to make sure that an integer is entered. I thought this wou...

Using Exclamation Marks '!' in C?

I have come across a problem involving exclamation marks and integers whilst reading a code in my reference book. L...

What does the scanf function return??

I know that the signature of the scanf function is: int scanf(const char *format, ...) What is the int value retu...