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I am trying to increase the speed of a tool written in C++. But, I have difficulties figuring out what pieces of code are taking more time to execute. Is there a tool that can be of use to me? Something like a "Load Runner". I am developing on the Unix/Linux platform. Thanks in advance.

I have about 5 years of programming in C/C++ in Unix environment but am new to programming in the Windows environment. I have used Motif/GTK for GUI development in UNIX environment. What is the most commonly used GUI tool/language in the Windows environment?? Is MFC widely used?? How is MFC...

I an doing a computation where in a double value is multiplied with a long long. For ex: double a; long long b; long long res; .. .. ... res = a * b; ..... .... .. res is different on Solaris and Linux platforms Ex: if a has a value of 8.66666666666666607455 and b = 2370 Linux gives me a...

Hello, How do I change multiple spaces into a single space on all lines in a file using vi. I have done this before but dont seem to remember. I open the file using vi, and used to type in something like this :%s/ \+/ /g but this dont seem to work. Please help.

How do you declare a 3-dimensional array in C++? For ex: int abc[100][20][5]; Can it be done through vectors?? or what built in type can I use?? Also, if I have to do dynamic memory allocation, i.e. not hardcoding the array sizes, how do I do it in C++??

The following code gives me a segmentation fault. I thinks its an issue with the syntax of realloc. Please advise. #include <stdio.h> #include <stdlib.h> main() { int **arr; int i,k, j; arr = (int **) malloc (3); arr[0] = (int *) malloc (2); arr[1] = (int *) malloc (2)...

I have a piece of code that has many variables declared like abc[1024][1024][10]; Now, i want to increase the size of all these variables to abc[2048][2048][10]; but, whien i compile and run the program, I am getting a segmentation fault. I believe this is beacuse, it is running out of...

I am trying to start a VNC server on a SunOS 5.5.1 machine, but I am getting the following error. ld.so.1: Xvnc: fatal relocation error: file Xvnc: symbol stat64: reference symbol not found Please help.

I have a Sun solaris 2.5.1 Ultra 5 machine. I want to know if the disk inside if that system is IDE or SCSI type?? Is there acommand to determine this?? Please help.

I am trying to write a csh script to execute the rsync command periodically. But, I donot know how to capture the standard output and standard error. My ultimate goal is to capture this stdout and stderr and mail it to the user. How can I accomplish this?? I tried to so something like this

How do I send an email through a C/C++ program?? Ex: If I want to send the string &quot;Hello World&quot; to abc@hotmail.com, what utility do I use?? Please help.

On the unix command prompt, we can create multiple nested directories using the &quot;mkdir -p&quot; command. i.e. if I want to create a directory ABC, then a directory 123 under ABC, then a directory xyz under 123, I can accomplish this using one single command using mkdir -p ABC/123/xyz I...

I have my Sun Solaris 5.5 machine connected to dual monitors. I want to bring up openwin session on both the monitors simulaneously. I tried doing the openwin -dev /dev/fb0 -dev/fb1 but it kicks me off. openwin doesnot start at all. Is there any other way of doing it?? or is there anything...

Hello, When I do a ls -l command, the 5th column gives me the file size. How do I extract this column using cut or some other command. I am a novice to awk . How do I do it in awk?? Is there another way to check the file size using scripting??? Thanks

Hello, I have a zombie process on my system. I see the parent process (owned by some other user)running, but am unable to kill the parent process even as root. The parent is not the &quot;init&quot; or any other system process. Its just another simple GUI program that is running. Is there...

Hello, I have a Sun OS 2.5 system which is hooked onto my company's netowrk. The network is going down for a weekend and I need to temporarily make the system a standalone system. After the weekend, I;ll have to put it back on the network. Can anyone please let me know what files need...

Hello, I have written a csh script to generate a file using a certain command. I want to check to see if the file has been generated successfully. If there were not errors, then the file size would be > 0 , else it would be zero. How do I check if the file size is zero???

If a machine is running HPUX 11.0, does that mean its a 64 bit machine??

Hello, Is there a commond to determine if the HP machine I am using is a 64-bit machine or a 32-bit machine??? Also, how do i determine the processor speed?? Thanks

What tools do I use to view the files under /var/stm/log/sys directory. The files under this directory are activity_log diaglogd_activity_log memlogd_activity_log scan_hw_log If I execute the command &quot;file <filename>&quot; it gives me as &quot;awk program text&quot;.