alaa sam

hey everyone I was wondering if there is any tool that I can use to draw a Wi-FI coverage map in linux ?? Thanks in advance

So what is wrong with the grub ?? and I didn't get what you want exactly , what did you mean by > I install windows 7 in fedora running system ?? windows 7 isn't applicatuin to be installed in fedora

Hi everyone I want to make an ad-hoc network so that I can share the Internet connection from my laptop with my mobile phone . I watched some videos about this but non of them works . Can anyone help me please ? Thanks in advance .

hey I'm thinking about implementing a simle scan tool , to show the available wireless networks and some information about it . I'm thinking about writing it in C . Is it a good choice?? what libraries do I need to impelement it ?? Thanks in advance

what is the question ?

Hey everyone I'm using Linux mint 14 , I have a problem with it the screen doesn't lock automatically after sometime passes without usig it . Also when I suspend the screen doesn't lock either . I want to make it lock after some time and when it suspend . …

hey everyone I want to change some environment variables , but I can't find the .bashrc file were I can change them, so can anyone tell me how to change environment variables in linux mint 14

hi everyone I'm supposed to write a wifi analyzer in java , what are the libraries I need to do it ? also I'm using linux will my work be protable for windows??

what is your question ?? is it how to download it

hey I'm supposed to implement A wifi analyzer tool for android phone , but I'm really aware of what it should do exactly . So any suggestions for this tool , I mean what a user might wish to have in such tool . Thanks in advance

Hi everyone I have uninstalled ubuntu from my laptop but it still appear in the grup what should I do , to get rid of it??

1- remove the semicolon from line 76 2-remove the bracket from line 16 and it will work

write your own function that finds the power

Hi every one . I have a question , now when the TCP persistent timer times out , a probe is sent , Does this probe conatin any application layer data ?? or why its never acked ? and the sequence number used is it differentt from the one used …

Hi everyone . I'm studying network engineering and security , its my forth year . I have taken a network programming cousre , and I will take Unix system programming course soon . I love programming , and I love networks . I have taken network course , network protocols …

hey I'm writing a multithreaded server , and I want to print a line in a file whenever a client is connected , I need to lock the filestream to prevent the lines of multiple thread from overlapping I used an integer lock but it won't work right , so …

Hi everyone I'm using stat() function to get the file's attributes , but I don't know how to get the permission of it . So can anyone tell me how to find the permission of the file?? Thanks in advance

scanf("%f",value); this should be : scanf("%f",&value);

hi everyone well I'm learning network programming currently , I've written a day time client and server but when I run the client it gives me a connection error . Here is my client code #include<sys/socket.h> #include<sys/types.h> #include<stdio.h> #include<netinet/in.h> #include<netdb.h> int main(int argc ,char *argv[]) { int sockfd, n; char …

If there's enough memory to be given why would a segmentation fault ocuur , also about writting your own malloc you can do it , it won't be that easy but doable . writing my own malloc was my project last semster It didn't work great but I'm still working …

hey everyone well my screen lock doesn't work also ctrl+alt_l doesn't lock it , also after a suspend it doesn't lock even though it's set to do so what can I do to make it work ?? I use ubuntu 12.04

Hi everyone well I've downloaded GNUbiff on my ubuntu 12.04 tls bs I really don't know how to use it , I have a yahoo account , hotmail account , and a gmail account , so how to set the GNUbiff to work with them?? Thanks in advance

Hi everyone well currently I am working on a simple malloc and free implementation but I am facing some problems . I get a segmentation fault this is my output inserting node 0 0xc87000 inserting node 1 0xc87014 inserting node 2 0xc87028 inserting node 3 0xc8703c inserting node 4 0xc87050 …

hey everyone Well currently I'm on a very long holiday and I'm trying not to waste my time doing nothing . So can any one tell me where I can get some tasks or anything to tell me what to implement ?? so that I can learn new things in …

hi everyone , I installed wireshark on my ubuntu 11.10 laptop ,but it tells me no interfaces can be used for capturing with this configuration , so how can I solve this problem ?? Thanks in advance.

hi everyone I'm working currently with linked list , and there's a problem with my code , the link is writing the same place every time (it replaces the previous values with the new ones without inserting a new one ) can anyone help ? Thanks in advance #include<stdio.h> #include<unistd.h> …

hi everyone I'm asked to implement malloc and free as my project in operating system course , but the big problem is that i have searched a lot about it and still have no idea about it , if anyone can tell me what are the main functionalities of the …

hi everyone well I'm using ubuntu 12.04 , I'm trying to install the update but it keeps giving me a message that the source isn't authorized . So is there's anyway to install the required updates using the command line ?? Thanks in advance

hi everyone I've tried to format my laptop and get windows7 but during the format the laptop stopped working and when I ran the diagnose I got this error code 0152 and the following messsage "Optical driver -incorrect status -1A error register ". so what I'm supposed to do now?? …

hi everyone I have been using ubuntu for a while and I have recently switched to ubuntu 11.10 well I can't find the root terminal also su command always gives me authorization failure and I don't know why . So any help?? Thanks in advance

hi I have made a setup for my project and when i download it on my pc it works except that when it needs to read some file that was in the debug file when wrote the code it gives me a message that it can't find this file , …

ok what about you start coding and let us help you in the problems that you face

hi everyone , I have finally finished my firsy c# project and I want to make a .exe file for it , so any help??

I need to to send variables between two forms in the same project is that possible ?? also can I change the color of some text in text box but not the whole the text ?? Thanks in advance

hi I'm trying to make a help menu which open a new form when it's clicked but I don't how to link them together , so anyone can tell me what function call I should use?? I've tried Application.Run but i get errors.

we will help you just start coding

I need to pass some parameters to button_click is that possible and if so how can I do it??

hi everyone I'm new to c# and working with file currently I need to read some string from the file but not the whole file so what functions can I use to read the file string by string ?

hi everyone I have been programing in c++ for a while now, but I'm asked to write project in c#, so is hard to learn it ?? also I have never wrote a program with interface , so is it possible to write console application then build the interface ? …

Hi Ok guys I'm trying to make my own environment variables but it's not working , please help me with this . Also please don't give me a link to something you got by googling , because i can search it myself but i need some simple explanation .

hi can i get google chrome browser on ubuntu ?? and how??

Hi everyone I'm using Ubuntu 10.10 , I used the default burner which was installed automatically when I downloaded Ubuntu 10.10 , every time I burn a CD the process ends with an error and the CD becomes unusable . Is there's any Nero burner for Ubuntu ? Or any …

[QUOTE]Q1)Can we delare constant data members inside a class? [/QUOTE] No you can't

Hi everyone , I've just started to learn html , and I want to change the position of the images that I insert in my page , how can I do this ?? [CODE]<img src="networking.jpg" width="200" height="300" />[/CODE]

hi I'm learning new language right now and i want to type in it , I'm using ubuntu 10.10 and I downloaded the language (Korean language) but when i type things I get the English letters not the Hangul ones , so how can I type in Hangul ??

[QUOTE] What does the condition of (Toggle Plain Text) ! -f mahout-work/reuters21578.tar.gz mean? And what does[/QUOTE] it means that if the mahout-work/reuters21578.tar.gz is not a file (i.e does not exist ) then do what's after the if statement ,else do nothing

hey I'm new to unix and i've just downloades ubuntu , so can anyone give me a link to find all the commands can be used in the terminal to do things

try who | sort

there's many different types of shells in linux , all of them have the main set of commands , but each has more functionality in some specific field , some types of shells : Bourne shell (sh) Korn Shell(ksh) c shell (csh) Bourne again shell(bash) z shell(zsh) TC shell (tc) …

hi i want to block some sites so that my younger siblings can't access them , how to do that?