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• Simple prolog program. Getting error: >/2: Arguments are not sufficiently instantiated

  - by user1279812

  I made a prolog program posAt(List1,P,List2) that tests whether the element at position P of List1 and List2 are equal: posAt([X|Z],1,[Y|W]) :- X=Y. posAt([Z|X],K,[W|Y]) :- K1, Kr is K - 1, posAt(X,Kr,Y). When testing: ?- posAt([1,2,3],X,[a,2,b]). I expected an output of X=2 but instead I got the following error: ERROR: /2: Arguments are not sufficiently instantiated Why am I getting this error?

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• Concurrent program languages for Chat and Twitter-like Apps.

  - by xRobot

  I need to create a simple Chat system like facebook chat and a twitter-like app. What is the best concurrent program languages in this case ? Erlang, Haskell, Scala or anything else ? Thanks ^_^

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• how to find out the page size of a processor using C program and malloc?

  - by cforfun

  is it possible to find out the page size of a processor using C program and malloc? and not by using sysconf() call?

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• How do I use mqueue in a c program on a Linux based system?

  - by Johan

  Hi How do I use mqueue (message queue) in a c program on a Linux based system? I'm looking for some good code examples that can show how this is done in a correct and proper way, maybe a howto. Thanks

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• java:I am trying to create Shotcut of any abc.exe through java program.

  - by Sanjeev

  I am making an installer in java swing it almost completed only one thing is left to do that is to create desktop shortcut of our software.I do not want to copy software on desktop but I want to create instance of that software like other MS software. How it can be done please help me. I am already copied my software in c:/Program files by using copy directory and I want to create shortcut on desktop .

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• How do i save an compile a program in befunge-93?

  - by David

  How do i save an compile a program in befunge-93? what do i need to save the file as? (like: fileName.what) How do i compile it?

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• Can JAX-WS host "web" service in desktop program?

  - by Fan

  Can Java (JAX-WS) host "web" service in desktop program? For example .net wcf can host services anywhere. Tnx all.

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• What is the recommended way to support multiple languages in my C# program?

  - by LeeW

  Hi all, I'm about to start a desktop program that I want to add support for as many languages as I can. I'm going to be using C# and at least .Net 2.0. Is there a recommended way for adding support for multiple languages in the GUI and error messages? Many thanks

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• (C++) Can you add a direct link into a C++ program with out a GUI?

  - by TheEliteOne

  Hello, I was wondering if you can add a link to a website in a C++ program running in the CMD Prompt type window (No GUI) If it's possible can some one please give me a few examples? Thanks.

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• Can JAX-WS host "web" service in desctop program?

  - by Fan

  Can Java (JAX-WS) host "web" service in desctop program? For example .net wcf can host services anywhere. Tnx all.

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• How to implement event listener in background of the main program in java?

  - by Johny

  Hi im a beginner so sorry for my question if it sounds naive. I want to implement a thread that runs in the background and listens all the time. By listening i mean, say it keeps check on a value returned from main thread and if the vaue exceeds certain figure, it executes some method, or say exits the program. If you could give me some idea or at least refer me to something useful, that'll be great.

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• How to I "scan" a website(or page) for info, and bring it into my program?

  - by James

  Well, I'm pretty much trying to figure out how to pull information from a webpage, and bring it into my program(in Java). For example, if I know the exact page I want info from, for the sake of simplicity a Best Buy item page, how would I get the appropriate info I need off of that page? Like the title, price, description? What would this process even be called? I have no idea were to even began researching this :'(

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• Why does fatal error "LNK1104: cannot open file 'C:\Program.obj'" occur when I compile a C++ project

  - by Josh Sklare

  I've created a new C++ project in Visual Studio 2008. No code has been written yet; Only project settings have been changed. When I compile the project, I receive the following fatal error: fatal error LNK1104: cannot open file 'C:\Program.obj'

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• How to bundle bash completion with a program and have it work in the current shell?

  - by extempore

  I sweated over the question above. The answer I'm going to supply took me a while to piece together, but it still seems hopelessly primitive and hacky compared to what one could do were completion to be redesigned to be less staticky. I'm almost afraid to ask if there's some good reason that completion logic seems to be completely divorced from the program it's completing for.

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• Which programing language presents a program as a tree?

  - by Roman

  I heard that a program can be presented as a tree. I also heard that there is a programming language whose syntax make this idea very clear. I mean that programs written in this language can be easily represented as a tree. Does anybody know what is the name of this language?

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• can I create a servlet Program with a doPost Method?

  - by saloni

  I am making a servlet program .It is working fine but now i am trying to make a method that calls from JSP but that method name should not be doPost or doGet . Is it possible?

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• How to capture google earth desktop program to bmp file?

  - by INs

  How to capture google earth desktop program window to bmp file? I used printwindow function, but it only captures controls, region with planet is empty. Google earth can be minimized, or hidden with other windows.

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• How to make a program to add/change picture image of a contact in Windows Mobile 6.5 environment?

  - by leon

  Hi I am new to windows mobile development. Here is my question: How to make a program/function to add/change picture image of a contact in Windows Mobile 6.5 environment? Could you give some suggestions which class to use and how to use? Thanks a million

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• Are there any pitfalls when calling functions from a C library in a C++ program?

  - by neuviemeporte

  I'm using a library which has both a C interface and a C++ interface in my C++ program. The C++ one is a bit immature and I must stick with the C one. I was wondering, in more general terms, is there anything specific to keep in mind when mixing C-style binary object files with a C++ project?

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• What are some examples of where using parentheses in a program lowers readability?

  - by Brandon

  I always thought that parentheses improved readability, but in my textbook there is a statement that the use of parentheses dramatically reduces the readability of a program. Does anyone have any examples?

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• Can I move another program's window to the front of focus?

  - by TwentyMiles

  I am interacting with a third party application using it's API, and would like to move it to the front of focus (so that it is on top of all other open windows) when a user performs a certain action. While I can move my application up and down in the hierarchy pretty easily, there doesn't appear to be a way to interact with other windows. Is it possible to move another program's window to front with Java?

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• Is it possible to package an Erlang program as a .exe file?

  - by Zubair

  It has to be self contained, some sort of Erlang runtime library, and the BEAM files. This is so that anyone can run the program with one click, by running a .exe off a network drive, without having to install Erlang or anything else.

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• Can UML be used to model a Functional program?

  - by iestyn

  More specifically, how do you model a functional program, or one developed using the Functional Style (without classes) using a diagram, and not textual representation, is it at all possible and could someone please direct me towards the nearest application that would do this (open source, of free as in beer, if you please)

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• Can i get the particular disk space(like C: ) using Jav program..?

  - by Venkats

  I used SystemEnvironment class in java for getting system information. In that i can get only RAM size, i can't get the specific disk space like c: and D: code is, com.sun.management.OperatingSystemMXBean mxbean = (com.sun.management.OperatingSystemMXBean)ManagementFactory.getOperatingSystemMXBean(); System.out.println("Total RAM:"+mxbean.getTotalSwapSpaceSize()/(1024*1024*1024)+""+"GB"); Can i get this using in java program?

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• how can you connect to itunes library in your program. What api or classes are used in this

  - by Vasilios Hioureas

  How can you connect to an itunes library in your iphone program. What api or classes are used in this. I need to make an app similar to the REMOTE app that exists. to be able to connect to a itunes library on someones computer and see their list of songs etc.

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