C Programming for the Absolute Beginner phần 8 ppt

... memory. Specifically, this chapter covers the following topics: • Memory concepts continued • sizeof • malloc() • calloc() • realloc() MEMORY CONCEPTS CONTINUED This chapter is dedicated to discussing ... powerful concept for dissecting chunks of memory. CALLOC() AND REALLOC() Another memory allocating tool is the C standard library <stdlib.h> function calloc() . Like the...

Ngày tải lên: 05/08/2014, 09:45

... follows the backslash. In this case, the next character is the character n. Together, the backslash (\) and n characters make up an escape sequence. Escape Sequences This particular escape sequence ... escape characters or escape sequences. The backslash character ( \) is the escape character. When the printf() statement shown above is executed, the program looks forward to...

Ngày tải lên: 05/08/2014, 09:45

... occurred because after the appropriate case statement is matched to the switch variable, the switch structure continues processing each case statement thereafter. 72 C Programming for the ... 'a' ) Checking for a Range of Values Checking for a range of values is a common programming practice for input validation. You can use compound conditions and relati...

Ngày tải lên: 05/08/2014, 09:45

... use the indirection operator ( *), which tells C that I want to access the contents of the memory location contained in the pointer variable. Specifically, I increment the original variable contents ... argument to a function. #include <stdio.h> void printArgument(const int *); main() { C Programming for the Absolute Beginner, Second Edition 1 68 To further...

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... subsequent characters and finally the NULL zero to indicate the end of the string. C Programming for the Absolute Beginner, Second Edition 182 You can initialize a structure instance the same way ... C Programming for the Absolute Beginner, Second Edition 2 08 The character-handling library <ctype.h> provides many character manipulation functions such...

Ngày tải lên: 05/08/2014, 09:45

... ) function, 303 C Programming for the Absolute Beginner, Second Edition 312 Card Shuffle program, 221–225 carrot (^)character, 293 case keyword, 8 case statements, 71, 73 cd command, 287 ceil( ... 275–2 78 overview, 271–2 78 symbolic constants, 272–274 c type specifier, 255 calloc( ) function, 227, 237–241, 302 C Programming for the Absolute Beginner, Second Ed...

Ngày tải lên: 05/08/2014, 09:45

... through the ASCII (American Standard Code for Information Interchange) character set. For a listing of common ASCII character codes, see Appendix D, “Common ASCII Character Codes.” ASCII ASCII ... known as character codes. For exam- ple, the character code 90 represents the letter Z. Note that the letter Z is not the same as the character code 122, which represents the le...

Ngày tải lên: 05/08/2014, 09:45

... balance At least four occasions require you to access the customer’s balance. Writing code structures every time you need to access someone’s balance doesn’t make sense, because you can write C Programming ... correct. Figure 4.11 depicts the preceding for loop’s execution. FIGURE 4.11 Illustrating the for loop. 100 C Programming for the Absolute Beginner, Second Edit...

Ngày tải lên: 05/08/2014, 09:45

... function calls. printReportHeader; //Incorrect function call printReportHeader(); //Correct function call The first function call will not cause a compile error but will fail to execute the function ... lowercase Character handling toupper() Converts character to uppercase Mathematics exp() Computes the exponential Mathematics pow() Computes a number raised to a power Mathematics sqrt()...

Ngày tải lên: 05/08/2014, 09:45

... 222-22-2222, Political Science, 3.5 Sheila Vine, 29, 555-55-5555, Computer Science, 4.0 Spencer Vine, 19, 777-77-7777, Law, 3 .8 Olivia Vine, 18, 88 8 -88 -88 88, Medicine, 4.0 F ILE S TREAMS C programmers ... preprocessor techniques and concepts such as symbolic constants, macros, function headers, and definition files. Specifically, this chapter covers the following topics: • Introdu...

Ngày tải lên: 05/08/2014, 09:45