1. Programming

I am pondering the next question: Can I safely sare objects that have virtual functions (i.e. have virtual function table pointers) between two processes ? Where will the pointers point to in each process ? What I am afraid of is that in the creating process the pointer will indeed point to... (2 Replies)

2. Shell Programming and Scripting

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3. UNIX for Dummies Questions & Answers

hi guys! just want to ask if you could help me with the sript i'm working on. i need to automatically generate a summarized report everyday for all transactions the day before and ftp it to another machine. my only problem is that i need to name the file as the date yesterday. for example if i... (12 Replies)

4. Programming

HI, Here is some thing that is puzzling me from a long time. Can some body explain me this with example. The question is :- What is the difference between function pointer and pointer to a function. Where do we actually use the function pointers and pointer to functions. Thanks in... (0 Replies)

5. Programming

Hello all ! Could someone throw some light on whether there's a limit to the number of characters contained in the command string that is passed to the system() call in C. Is it OS dependent? If yes, what are the limits for each? Thanks. (4 Replies)

6. Programming

Just a statement I need some clarification Im aware that malloc() can be used to create pointers, and free() is used to deallocate dynamic memory, however is free() the ONLY way to dispose of the dynamic memory, because not using free() means the dynamic memory still exists and it may cause some... (1 Reply)

7. Shell Programming and Scripting

Hello everyone, here's my problem: I want to create two shell scripts. one of them should includes some functions, the other one just the function calls. Is this possible? Can i call a function which is placed in a scriptfile eg functions.sh out of another script eg call.sh? :confused: And if... (2 Replies)

8. Programming

I have a code as following: #include <iostream> #include <algorithm> #include <list> using namespace std; //the class Nth is a predicates class Nth{ private: int nth; int count; public: Nth(int n):nth(n),count(0){} bool operator()(int){ ... (2 Replies)

9. Programming

I am attempting to create an array of function pointers. The examples I follow to do this are from: support.microsoft.com/en-us/help/30580/how-to-declare-an-array-of-pointers-to-functions-in-visual-c ... (3 Replies)