Results 1 - 15 of about 1508 sawaal for "pointer"
hi,friendAccording to the language definition, an integral constant expression with the value 0 in a pointer context is converted into a null pointer at compile time. That is, in an initialization, assignment, or comparison when one side is a variable or expression of pointer type, the compiler can tell that a constant 0 on the other side requests a null pointer, and generate the correctly-typed null
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Computers & Technology by Sidd at 12:17 AM on September 12, 2008
have integers, long integers and short integers which you can read up on in any basic text on C.Such a variable is called a pointer variable for reasons which hopefully will become clearer a little later. In C when we define a pointer variable we do so by preceding its name with an asterisk. In C we also give our pointer a type which, in this case, refers to the type of data stored at the address we
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Computers & Technology by shepherd at 2:17 PM on May 08, 2008
Pointers are a very powerful feature of the C language that has many uses in advanced programming. They can make some things much easier, help improve your programs efficiency, and even allow you to handle unlimited amounts of data. For example, using pointers is one way to have a function modify a variable passed to it. It is also possible to use pointers to dynamically allocate memory, which means
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Computers & Technology by suraj kumar at 11:05 PM on April 24, 2008
well, a pointer is a programming language data type whose value refers directly to or "points to" another value stored elsewhere in the computer memory using its address. Obtaining the value to which a pointer refers is called dereferencing the pointer. A pointer is a simple implementation of the general reference data type although it is quite different from the facility referred
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Computers & Technology by kokila vani at 11:20 PM on September 04, 2008
well, A method and apparatus are provided for caching free cell pointers pointing to memory buffers configured to store data traffic of network connections. In one example, the method stores free cell pointers into a pointer random access memory RAM. At least one free cell pointer is temporarily stored into internal cache configured to assist in lowering a frequency of reads from and writes
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Computers & Technology by Sid at 7:38 PM on May 29, 2008
In computer science, a pointer is a programming language data type whose value refers directly to or points to another value stored elsewhere in the computer memory using its address. Obtaining the value to which a pointer refers is called dereferencing the pointer. A pointer is a simple implementation of the general reference data type although it is quite different from the facility referred
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Computers & Technology by Pankaj Kumar at 12:25 AM on August 22, 2008
null pointer is a pointer that does not point to any data object. in c, the null pointer can be represented by the constant 0....A null pointer is making reference to something that is not initialized....A null pointer is making reference to something that is not initialized.The null pointer is used to denote the end of a memory search or processing event. In computer programming, a null pointer is a
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Computers & Technology by Nawraj at 6:53 PM on March 27, 2008
& select the Motion tab.6. At Pointer Trails option, check the Show pointer trails checkbox.7. You can also set, pointer trail settings by dragging the pointer trails slider to the right and left.8 the submenu.4. Double-click on Mouse icon.5. Click on Mouse Properties dialog box & select the Motion tab.6. At Pointer Trails option, check the Show pointer trails checkbox.7. You can also set, pointer
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Computers & Technology by jks marven at 12:56 PM on May 15, 2008
but sweeter," and thus, consolidate the new concept with older memories. Third, we retrieve the concept, by following some of the pointers that trace the various meaning codes and decoding the stored information to regain meaning. If I cant remember just what "delicious apple" means, I might activate any of the pointer-hints, such as "red" or "picking apples." Pointers connect
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Computers & Technology by sandeep at 5:18 PM on June 19, 2008
C supports the use of pointers, a very simple type of reference that records, in effect, the address or location of an object or function in memory. Pointers can be dereferenced to access data stored at the address pointed to, or to invoke a pointed-to function. Pointers can be manipulated using assignment and also pointer arithmetic. The run-time representation of a pointer value is typically a raw memory
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Computers & Technology by mary at 3:41 PM on October 31, 2007
Pointers in C refers to the address in memory identifying a programming element (data or function). the use of pointers enhances the capability of a langage to manipulate data. Dynamic memory allocation is a programming concept wherein the use of pointers becomes indispensable, for example to read the marks of a set of students and store the for processing, an array can be defines as.. float marks
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Computers & Technology by c at 3:41 PM on October 31, 2007
delegate class has a signature, and it can hold references only to methods that match its signature. A delegate is thus equivalent to a type-safe function pointer or a callback. While delegates have other is an intermediary or pointer-like mechanism between the source and the receiver. The .NET Framework defines a special type Delegate that provides the functionality of a function pointer....Delegates are the function
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Computers & Technology by Kishor More at 9:30 PM on June 13, 2008
well, All three of these pointer types are specific to the Intel x86 segmented architecture, and those processors that emulate this architecture. Segmented architecture here refers to memory access. A memory address in this scenario could be an offset from a segment register. The near pointer is a 16-bit entity that contains just the offset from the default data segment register. The far pointer
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Computers & Technology by chinni. at 10:08 PM on November 06, 2008
pointer16 bit pointer.suppose we need more than 64KB memory to a program / we want to access a particular memory location in TSR Programat the time we need 32 bit pointer. through 32 bit pointer we can access any segment and offset address.The Main Difference between Far and Huge Pointer isFar pointers are not Normalized. Ex: TSR Programs use Far PointersHuge pointers are Normalized.I think by this u can
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Computers & Technology by shiv awasthi at 3:00 PM on October 14, 2008
you can clear all your doubts on pointers from the website www.cppreference.com...The void type, in several programming languages derived from C and Algol68, is the type for the result of a function no arguments. In all of these situations, the void type serves as a unit type. The language does not allow the use of the void type in variable declarations.C and C also support the type pointer to void
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Computers & Technology by Nawraj at 2:38 AM on March 25, 2008
