umesh314

Hi I started reading IPC mechanism in Linux. I know that there is no synchronizaion technique needed for pipes, but when it comes to named pipes where unrelated process can communicate with each other. Question. Does any schronization technique is needed in FIFO/named pipe or it works the same way …

I am not able to see the desired output. Please let me know where I am missing a point. #include<stdio.h> struct node{ int data; struct node *next; }; void push_node(struct node *node, int data){ struct node *new_node = (struct node *)malloc(sizeof(struct node)); if(node!=NULL){ new_node->data = data; new_node->next = node; node …

What is the purpose of static member functions in a class?

Hi, I am trying to write a code in which i want to read the command line arguement ( which i can get by using $(0,1,...) ) and want to give the arguement to some filename. Eg. ./myprogram filename.cpp I want to remove ".cpp" from the filename and want to …

Hi I am trying to run the post fix and pre fix operation in C++. The code which I tried is given below. #include <iostream> using namespace std; int main() { int a =0; cout << ++a + ++a + ++a << endl; // 7 a =0; cout << ++a …

This is a factorial program which uses array to calculate large factorials. The problem is sometimes if I enter 1000, it gives the output but stops working there after. I tried it with 2000, 3000, it works fine. I cant understand its erratic behaviour? Is there any problem with my …

#include <iostream> using namespace std; class Lists{ public: void insert_head(int insert); void remove_head(); void insert_tail(int insert); void print(); Lists(); private: Node *head; Node *tail; }; struct Node{ int data; Node *link; }; int main() { Lists temp; temp.print(); return 0; system("PAUSE"); } Lists::Lists(){ head = new Node; head->Link=tail; tail->Link=NULL; } …

making a mark list for a school to take records and accumulate marks

"Line 53: error: too few arguments to function 'void printResult(int, double, double, double)'" I have an "error" with my code (or so my compiler informs me) at line 53: "void printResult" I don't see how it's possible to need more aguments in that function. Any clue on how I should …

Hi, I wrote the following program for stacks using linked list! But, the display function doesn't seem to work! can anyone point out the errors in this? Thankyou! #include <iostream> #include <cstdlib> #include <iomanip> using namespace std; template <class T> class stack { T data; stack<T> *top; stack<T> *next; public: …

Hi all, I want to automate the work of uploading excel datas to databases using PHP. I am familiar with working on csv files and databases. But I want the XLS file which i am uploading , to be converted to CSV file using PHP before the process begins. PLEASE …

Hi all , i have a string var containing info like this. [B]STRING[/B] = "Are you posting in the most appropriate place [B][COLOR="Red"]PKG0620_REL_23_Nov_2010[/COLOR][/B] to receive relevant replies" So, my program will ask only "PKG0620" info to be given by the user which i am storing in SEARCH var. SEARCH = …

I would like to know the working of this code in brief.. any help will be appreciated... function getCookie(c_name) { if (document.cookie.length>0) { c_start=document.cookie.indexOf(c_name + "="); if (c_start!=-1) { c_start=c_start + c_name.length+1; c_end=document.cookie.indexOf(";",c_start); if (c_end==-1) c_end=document.cookie.length; return unescape(document.cookie.substring(c_start,c_end)); } } return ""; }

I have installed fedora 13 in separate disk partition( Not inside window 7 )...so now i want to remove it and want to install ubuntu studio 10.04... As I am new to this Linux Environment I need ur help to step forward Please Help

// program implement the working of files simple stock // management #include <iostream.h> #include <fstream.h> #include <iomanip.h> #include <stdlib.h> #include <stdio.h> class stock{ int code; char name[30]; float cost; char flag; public: void getStock(); void putStock(); char getFlag(); void putFlag(char); int getCode(); }; int stock :: getCode(){ return code; } …

Please help me....... I want to buy a book for C++... i want your suggestion for this..... i am confused... HELP.....

#include<stdio.h> #include<conio.h> #include<stdlib.h> #include<string.h> #include<graphics.h> int citem=0,ctemp=0; int count; void menu(); struct item{ int icode; char iname[30]; int quantity; float price; }; void modify(); struct item i; void additem(); void display(struct item ); void delete_item(); void main() { char ch,another; int num; FILE *fp,*ft; int code; long int recsize; fp= …