ansi c programming by yashwant kanetkar pdf

... will never be more than one character of pushback Modify getchandungetchaccordingly Exercise 4-9 Our getch and ungetch do not handle a pushed-back EOF correctly Decidewhat their properties ought ... thegetch-ungetchcombination, which must be external so they can be shared, yet which should not be visible to users ofgetchandungetch Static storage is specified by prefixing the normal declaration ... case, the array size is five (four characters plus the terminating'\0'). 4.10 Recursion C functions may be used recursively; that is, a function may call itself either directly orindirectly Consider

Ngày tải lên: 06/08/2014, 09:20

... 1#define ALLOCSIZE 10000 /* size of available space */static char allocbuf[ALLOCSIZE]; /* storage for alloc */ static char *allocp = allocbuf; /* next free position */ char *alloc(int n) /* return ... each character in turn is examined until the '\0' at the end is seen Because p points to characters, p++ advances p to the next character each time, and p-s gives thenumber of characters advanced ... in onelong character array, then each line can be accessed by a pointer to its first character The Trang 6pointers themselves can bee stored in an array Two lines can be compared by passing theirpointers

Ngày tải lên: 06/08/2014, 09:20

... corners: struct rect { struct point pt1; struct point pt2; }; Therectstructure contains twopointstructures If we declarescreenas struct rect screen; then screen.pt1.x Trang 2refers to the x coordinate ... ? (a) : (b)) /* canonrect: canonicalize coordinates of rectangle */ struct rect canonrect(struct rect r) struct point *pp; says that pp is a pointer to a structure of type struct point If pp points ... non-white space character The function value is the first character of the word, or EOFfor end offile, or the character itself if it is not alphabetic /* getword: get next word or character from

Ngày tải lên: 06/08/2014, 09:20

... which are not ignored • Ordinary characters (not %), which are expected to match the next non-white spacecharacter of the input stream Trang 3• Conversion specifications, consisting of the character ... *fp) putcwrites the charactercto the file fpand returns the character written, or EOF if an erroroccurs Likegetcharandputchar,getcandputcmay be macros instead of functions.When a C program is started, ... redirected tofiles or pipes as described inSection 7.1 getcharandputcharcan be defined in terms ofgetc,putc,stdin, andstdoutas follows: #define getchar() getc(stdin) #define putchar(c) putc((c),

Ngày tải lên: 06/08/2014, 09:20

... given character, the next token isthe longest string of characters that could constitute a token A.2.2 Comments The characters /*introduce a comment, which terminates with the characters*/ Comments ... sequence of one or more characters enclosed in single quotes as in 'x' The value of a character constant with only one character is the numeric value of thecharacter in the machine's character ... construction is \0 (not followed by a digit), which specifies the character NUL The escape \xhhconsists of thebackslash, followed by x, followed by hexadecimal digits, which are taken to specify

Ngày tải lên: 06/08/2014, 09:20

... public Access not limited protected Access limited to this class and classes derived from this class internal Access limited to this program protected internal Access limited to this program and classes ... implements a computation or action that can be performed by an object or class. Static methods are accessed through the class. Instance methods are accessed through instances of the class. Methods ... static modifier is an instance method. An instance method operates on a specific instance and can access both static and instance members. The instance on which an instance method was invoked can

Ngày tải lên: 12/08/2014, 23:23

... for the hexadecimal values of the uppercase and lowercase let~ ters.) Thus, a lowercase letter can be converted into its uppercase form by forcing the sixth bit to zero This is accomplished in ... effect on uppercase letters Using the ASCII codes listed in Appendix F, determine what other characters would be unaffected by Program 13-2. 8 Modify Program 13-2 so that a complete sentence can ... first eight bits of each character value input into a variable named ch (Hint:Assuming each character is stored using eight bits, start by using the hexadecimal mask 80, which corresponds to the

Ngày tải lên: 12/08/2014, 09:22

... ChatCallback(); InstanceContext clientContext = new InstanceContext(callbackObject); ChatServiceClient chatProxy = new ChatServiceClient(clientContext); This wraps the callback object in an InstanceContext—this ... caching by setting the request’sCachePolicy, as Example 13-20 shows Trang 31Example 13-20 Setting cache policyHttpRequestCachePolicy cachePolicy = new HttpRequestCachePolicy( The HttpRequestCacheLevel ... PostNote(string note) { IChatClient clientCallback = OperationContext.Current.GetCallbackChannel<IChatClient>(); string name = clientsAndNames[clientCallback]; Console.WriteLine("{0}:

Ngày tải lên: 06/08/2014, 09:20

... transparency Conversely, PNG can reproduce screenshots perfectly and supports transparency, but com-presses photographic images inefficiently. WPF supports a much wider range of image types, including ... ItemsControl, from which it inherits an ItemsSource prop-erty, and you can assign any collection into ItemsSource The control will iteratethrough the collection for you, generating an item container ... SelectionChanged event of thecategory ListBox, which was hooked up in Example 20-28.Example 20-30 Loading the selected category’s products private void categoryList_SelectionChanged(object sender,

Ngày tải lên: 06/08/2014, 09:20

... Default Length with Character Data USE Northwind DECLARE @onecharacter VARCHAR SET @onecharacter = 'String' SELECT @onecharacter GO S (1 row(s) affected) Be aware that ... use four TINYINT columns, because this data type can store integers from 0 to 255. If the length is not specified when declaring character (CHAR, NCHAR, VARCHAR, and NVARCHAR) or binary (BINARY ... Fixed-Length Character Data USE Northwind CREATE TABLE Authors ( lastname VARCHAR(20), firstname CHAR(20) ) GO Chapter 2. Elements of Transact-SQL 61 The command(s) completed successfully.

Ngày tải lên: 08/08/2014, 22:20

... You Can Specify Descending or Ascending Order for Every Column in the Index Key Trang 4USE Northwind GO CREATE INDEX C_Products_Category_Price ON Products (CategoryID ASC, UnitPrice DESC) Accessing ... Because connection settings can affect results, the connection that creates the index in the computed column, and every connection that modifies data affecting this index, must have settingsaccording ... example, uncheck the check box so you don't consider any index as fixed You can select whether the wizard can consider the creation of indexed view Leave the check box checked Select Thorough

Ngày tải lên: 08/08/2014, 22:20

... Create a cursor on Products DECLARE MyProducts CURSOR STATIC Shows the number of rows in the last opened cursor in the current connection, which is MyCategories SELECT @@CURSOR_ROWS 'Categories ... ORDER BY ProductID ASC OPEN MyProducts FETCH FROM Myproducts INTO @ProductID, @ProductName, @CategoryID WHERE CategoryID = @CategoryID FETCH FROM Myproducts INTO @ProductID, @ProductName, @CategoryID ... @OutputCursor CLOSE CCategories Open the CCustomers cursor OPEN CCustomers Get information about a cursor note that status = 1 means cursor open EXEC sp_describe_cursor_columns @OutputCursor

Ngày tải lên: 08/08/2014, 22:20

... 11 class.access Member access control 11.1 class.access.spec Access specifiers 11.2 class.access.base Access specifiers for base classes 11.3 class.access.dcl Access declarations 11.4 class.friend ... 3.9.3 CV-qualifiers class.abstract 10.4 Abstract classes class.access 11 Member access control class.access.base 11.2 Access specifiers for base classes class.access.dcl 11.3 Access declarations class.access.spec ... destruction class.conv 12.3 Conversions class.conv.ctor 12.3.1 Conversion by constructor class.conv.fct 12.3.2 Conversion functions class.copy 12.8 Copying class objects class.ctor 12.1 Constructors

Ngày tải lên: 09/08/2014, 12:22

... [lib.cons.slice] 26.3.3.1 slice constructors slice(); slice(size_t start, size_t length, size_t stride); slice(const slice&); 1 The default constructor forslicecreates aslicewhich specifies ... sort_heap(RandomAccessIterator first, RandomAccessIterator last); template<class RandomAccessIterator, class Compare> void sort_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp); ... class complex1 The classcomplexdescribes an object that can store the Cartesian components,real()andimag(), of a complex number [lib.complex.special] 26.2.2 complex specializations class complex<float>

Ngày tải lên: 09/08/2014, 12:22

... the null character The null character is automatically appended to all strings by the C compiler This character has an internal storage code that is numerically equal to zero (the storage code for ... function name (see Figure7-1). The called function must be able to accept the data passed to it by the tion doing the calling Only after the called function successfully receives thedata can ... Section6.1, or by assignment the array elements can be processed as described in FIGURE 6-6 A String Is Terminated with a Special Sentinel codes [0] codes [1] codes [2] codes [3] codes [4] codes[5] codes[6]

Ngày tải lên: 12/08/2014, 09:22

... sentence: How much wood could a woodchuck chuck. How much wood could a woodchuck chuck. Trang 7Character-by-Character InputJust as strings can be processed using character-by-character techniques, ... strings in a character-by-character 7 String storage can be created by declaring an array of characters or a pointer to a character A pointer to a character can be assigned a string directly String ... com-The second common error occurs when an attempt is made to initialize a localarray of characters when using a non-ANSI C compiler Only static localarrays can be initialized in non-ANSI C compilers

Ngày tải lên: 12/08/2014, 09:22

... of l L character-literal: ’c-char-sequence’ L’c-char-sequence’ c-char-sequence: c-char c-char-sequence c-char c-char: any member of the source character set except the single-quote, backslash, ... backslash, or new-line character escape-sequence universal-character-name escape-sequence: simple-escape-sequence octal-escape-sequence hexadecimal-escape-sequence simple-escape-sequence: one of \’ \" ... \v octal-escape-sequence: \ octal-digit \ octal-digit octal-digit \ octal-digit octal-digit octal-digit hexadecimal-escape-sequence: \x hexadecimal-digit hexadecimal-escape-sequence hexadecimal-digit

Ngày tải lên: 12/08/2014, 19:21

... broadcast IP address To compile this program, use the following command: $ make stksrv gcc -c -D_GNU_SOURCE -Wall -Wreturn-type -g stksrv.c gcc -c -D_GNU_SOURCE -Wall -Wreturn-type -g mkaddr.c gcc ... pending data and successful close occur before the timeout occurs, a successful return takes place Otherwise, an error return occur and errno is set to the value of EWOULDBLOCK. 3 Setting l_onoff ... this concept, you can then apply the preceding procedure if it becomes necessary to broadcast out of every interface. Enhancing the mkaddr.c Subroutine One of the limitations of the mkaddr.c subprogram

Ngày tải lên: 12/08/2014, 21:20