Built-in Functions in C
- What is the difference between gets() and fgets()? Whats the correct way to use fgets() when reading a file?
- How can I have a variable field width with printf?
- How can I specify a variable width in a scanf() format string?
- How can I convert numbers to strings (the opposite of atoi)?
- Why should one use strncpy() and not strcpy()? What are the problems with strncpy()?
- How does the function strtok() work?
- Why do we get the floating point formats not linked error?
- Why do some people put void cast before each call to printf()?
- What is assert() and when would I use it?
- What are the various frequently used functions in C ??
- What does alloca() do?
- Can you compare two strings like string1==string2? Why do we need strcmp()?
- What does printf() return?
- What do setjmp() and longjump() functions do?