C2008-07-08
Writing The First C program
The basic syntax of writing a C program - The anatomy of C
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C2008-07-05
The C Character Set
The character set of C - C has three main types of constants namely integer,real and character constants - There are 32 keywords or reserved words in C
Read tutorialC2007-10-03
Using the qsort() and bsearch() functions with values - example program in C
This program lets you enter up to MAX values (20 in this case). It sorts the values and prints them in order. Then it lets you enter a value to search for in the array. A printed m
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Using qsort() and bsearch() with strings - example program in C
This program makes use of an array of pointers to strings.You can "sort" the strings by sorting the array of pointers. However, this method requires a modification in the compariso
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perror() Function - example program in C
The perror() function is another of C's error-handling tools. When called, perror() displays a message on stderr describing the most recent error that occurred during a library fun
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ERRNO.H Header File in C
The header file ERRNO.H defines several macros used to define and document runtime errors. These macros are used in conjunction with the perror() function.
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C2007-10-03
assert() Function Example program in C
How do you use assert()? It is most frequently used to track down program bugs (which are distinct from compilation errors). A bug doesn't prevent a program from compiling, but it
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Trigonometric, Hyperbolic, Exponential and Logarithmic Functions in C
The following listing contains a single program that demonstrates several of the Math functions. However if you need to refer to other functions then you may look at the tables bel
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Bitwise Logical Operators in C
Three bitwise logical operators are used to manipulate individual bits in an integer data type, as shown in Table below. These operators have names similar to the TRUE/FALSE logica
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Using Shift Operators in C
Two shift operators shift the bits in an integer variable by a specified number of positions. The > operator shifts bits to the right. The syntax for these binary operators is
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Using memset(), memcpy(), and memmove() in C
Use memset() to initialize a block of memory to a specified value. Because this function can use only a type char as the initialization value, it is not useful for working with blo
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Using free() Function in C
When you allocate memory with either malloc() or calloc(), it is taken from the dynamic memory pool that is available to your program. This pool is sometimes called the heap, and i
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