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Hi I wanted to start a project on implementing packet sniffer. Though I have fairly good experience of C++ programming and network protocols( theoretical), I am not able to get start with this. How should I approach towards it. What libraries or resources should be helpful ? Would Qt be …

Hi I am making a File Transfer Software in C#.NET. How can I find IP addresses of all the computers connected to LAN ? I have made a program but it can only detect the host IP address( i.e. on which it is running).

Hi How can I use Apache as a proxy server on a WindowsXP or Ubuntu OS ?

Hi I want to write a file shredder in C++. What I know is that I need to overwrite things with 0 but I am not very much clear on this. What concepts should I know to program it ?

I am new to C++ in terms of large projects distributed over various source files. When I compile(gcc compiler) I get the following error: undefined reference to 'C::C()' I have this code: [B]/src/lib/abstract/[/B]A.cpp [CODE] #include "src/plugins/geo/C.h" #include "B.h" class A:public B { public; A() { B m_b; } void speed() …

Hi I have a graph and I simulate an object moving on it as a gps device with varying velocity. What is the best way to implement auto zoom feature in it so that the object always remains on the viewport.

In screen coordinate system i.e top left corner = (0,0) and bottom right corner = (800,600), How can we find the equation of a line given ? Also how the intersection point of this line can be calculated with the screen boundary ?

I am having problem in using a virtual function across several files. I have this code: myPlugin.h [CODE] #include "myprojPluginInterface.h" #include "myproj_export.h" class MYPROJ_EXPORT myProjPlugin : public myprojPluginInterface { public: virtual ~myProjPlugin(); virtual myProjPlugin * newInstance() const = 0; virtual int speed() const; virtual int direction() const; protected: PositionProviderPlugin(); }; …

Why there are two ground pins in 8086 Micrprocessor ?

I am writing a code for adding a series of 8 bit numbers. But it is displaying absurd characters in output. What may be the error ? [CODE] ASSUME cs:code, ds:data data segment LIST db 23H, 46H ,02H,12H COUNT EQU 04d ;RESULT DB 01h DUP(?) data ENDS code segment start: …

Why in a code fragment like the following we need to append a zero before a-f ? Is there any reason behind this or is this a convention for signed numbers ? [code] list dw 0a876h,4567h,0b234h [/code]

I have created a graph(map) using graphics.h in C. Just to mentioned I have coordinate location of each and every point on the map. How can I zoom in to the particular area selected by the user ? Secondly, how can I zoom in around a particular point(selected by the …

Hi How can I center my screen around a moving object (using C++)? Actually, the moving object say, vehicle is moving on a route in a map. How can I recenter the graph around it on the screen ? Even, if someone could suggest solution for below it would be …

The following code when compiled gives the error: "i[B]nvalid conversion from `void*' to `f*' "[/B] What is wrong with it ? [CODE] typedef struct a { int* value; struct a* p; int r; }f; f* m(int* value) { f* node = malloc(sizeof(f)); node->value = value; node->p = NULL; node->r = …

yes..do some work first and show your effort. You won't get readymade solutions here. Atleast give it a try and then ask, so that you can post your doubt clearly.

I am new to compiler construction. I wanted to use lex tool. I found these two while searching on the internet. 1) Gnu Flex 2) Pargen Any other better option available ? But I am not able to use them. How do I get start with it ? I am …

Hi all I have two questions: 1) I want to create a custom report in VB6. The report format consists of labels for name, designation etc against which data has to be populated by MS Access DB. Below this a table has to be printed consisting of data from some …

I too have similar problem. Please reply to this. Any printable format would do(MS word not necessary).

I am using VB6 and MS Access for my project. I have to make a printable page to print slips(8 on 1 page) with attributes name, id etc to be retrieved from the database for each slip. how should I approach for this? Is there any tool in vb for …

Read beginner's tutorial for Dev Cpp and see what options you have missed during the install. Even you could try reinstalling it after reading the manual. This should sort it out for you. Or see if you can weak with the settings (read tutorial first)

Worked perfectly on Codeblocks. Which compiler are you using ?

In what environment are you programming in ? In fact an IDE is Integrated Development Environment. Like you have for C++ such as turbo C++(quite old though), CodeBlocks, Dev C++ etc.. I guess you are using Visual Studio. if you can share code or version iformation, may be we can …

I have written the following code for VB6 The application uses MS Access and used Microsoft Jet 4.0 OLEDM Provider [CODE] Private Sub cmdSubmit_Click() On Error GoTo Handler Eval_Env.Insert txtEvalCode.Text, txtEvalName.Text, txtEvalPhone.Text, 0 ClearControls Label4.Caption = "Data Submitted Successfully" Label4.Visible = True Handler: MsgBox "An error occurred" Label4.Visible = False …

Hello all I wanted to make a text editor in C or C++. I wanted to make it for learning purpose only and also so that I can modify it further according to my personal use. I am good at C++ but do not have much experience at writing large …