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• Communication PC <-> Android Device

  - by Nicholas

  Hi, I would like to create a program wich communicates between pc and an android mobile connected to USB via tcp/ip. Is this possible? How can I get the IP-address to a connected mobile from PC or the other way around? Any help appreciated

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• C# Strange Behavior

  - by Betamoo

  I have a custom struct : struct A { public int y; } a custom class with empty constuctor: class B { public A a; public B() { } } and here is the main: static void Main(string[] args) { B b = new B(); b.a.y = 5;//No runtime errors! Console.WriteLine(b.a.y); } When I run the above program, it does not give me any errors, although I did not initialize struct A in class B constructor..'a=new A();'

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• SEHException External component has thrown exception in VS2005

  - by sdz

  Hello! I imported inpout32.dll to the program and tried to do the parallel port interfacing for outputting and inputting through the port. But when the execution reaches the statement PortAccess.Output(888,0); it throws the above exception. The PortAccess class is defined in the inpout32.dll file which i downloaded from www.logix4u.net. Can anyone help me with this?

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• Using jQuery, how do you mimic the form serialization for a select with multiple options selected in

  - by CarolinaJay65

  Below is my $.ajax call, how do I put a selects (multiple) selected values in the data section? $.ajax({ type: "post", url: "http://myServer" , dataType: "text", data: { 'service' : 'myService', 'program' : 'myProgram', 'start' : start, 'end' : end , }, success: function(request) { result.innerHTML = request ; } // End success }); // End ajax method EDIT I should have included that I understand how to loop through the selects selected options with this code: $('#userid option').each(function(i) { if (this.selected == true) { but how do I fit that into my data: section?

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• How can I use Perl to send and HTTP request with a cookie?

  - by dexter

  I am new to Perl and I want to write a Perl program that: creates an HTTP request sends it to any URL (e.g. http://www.google.com ) includes a cookie in the request logs the http response codes in a file (I am using Putty to connect with finesse server)

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• C# Net CF - how to take a picture without interaction?

  - by Jakis

  Hello everyone, Is there a possibility to take a picture using phone's camera without user interaction? I'd like to write a short app that only takes sequence of pictures and the user should be able to set number of pictures, location, quality and time between shots. After starting the app should take pictures without further interaction. This program should for examlple take a sequence of 250 pictures of moving clouds so I could make a ten second movie from those pics. Greeting and sorry for my english ;)

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• PHP rsa gePublicKey from .pem file

  - by mazheruddin

  Trying to verify received signature with following code. $file = "C:\key_file.pem"; $keypair = Crypt_RSA_KeyPair::fromPEMString(file_get_contents($file)); $public_key = $keypair->getPublicKey(); $rsa_pub_key = Crypt_RSA_Key::fromString($public_key->toString()); $rsa_obj = new Crypt_RSA; $verify_status = $rsa_obj->validateSign($text,$recieved_signed_sign, $rsa_pub_key) ? 'valid' : 'invalid'; getting error as Fatal error: Call to undefined method PEAR_Error::getPublicKey() in C:\Program Files\xxxx\rsa.php

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• cstdio,cstring,cmath ... recommended in c++?

  - by ajay

  Hi, Is it recommended to use cstdio,cstring,cmath in c++? I was writing a program that needed pow , strlen and sprintf ... for that the only way I could do it was to include these 3 headers. Is there a better C++ way to do it? Thanks

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• Retrieving the value of a concatenated variable within a Java FOR loop

  - by Rajat

  I have been using this "logic" in C++ and VB with success, but am tied up in Java... Simply put, public void DataProviderExample(String user, String pwd, String no_of_links, String link1, String link2, String link3) { for (int i=1;i<=no_of_links;i++) { String link = "link"+i; System.out.println(link); } Now, if the variables link1, link2 and link3 have a value of "X", "Y" and "Z" respectively, upon running this program, I get the following output - link1 link2 link3 What I want is - X Y Z Any ideas?

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• configuring UltraLiteJ with eclipse plugin

  - by rupesh

  hi all i am using eclipse plug-in for developing blackberry application, i want to use database in my program i am not getting a proper tutorial or any stuff for configuring Ultralitej with eclipse plug-in. can any one please provide me with any tutorial or any guidance. Thanks a lot

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• JAVA setlayout(null)

  - by niv zatl

  I use setLayout (null) and I'm trying to place the buttons and textfield places I know by x, y The problem when I run the program no matter what software (Eclipse, bluej) I need to run on the panel with the mouse until I stand on the position of the button and I can see it. When I find the textfield, it is small and only when I start writing it became the size I set it Does anyone know how to solve it?

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• how to pass vector objects from one class to another

  - by gnwillix

  I am trying to make a program that generates bids automatically, then pack them into a vector and send them to the auctioneer.The simulator class, the simulator can then pass the bids to the auctioneer.How do I implement this communication.I thinking of sending the all vector conatiner of bids to the simulator.Can anyone demostrate a better way of sening vector objects from one class to another.

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• Changing the Default Path in Windows Application

  - by Govind Lohar

  I want to Change default path which is Program Files in windows application When Creating setup. I tried but i couldn't do that please tell me solution.

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• C# MySQL Connector works in IDE, not after publish?

  - by MTBPatriot

  For some reason I can't seem to get the MySQL Net Connector to work with C# outside of the IDE. I have a very simple program working just fine in the IDE (connecting to the database and everything) but when I publish the code and run the .application file (on my local computers desktop or off the company server) it says it can't connect to any of the specified MySQL hosts. Any help would be greatly appreciated! :( Thank you

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• Fake output stream type

  - by Jeenu

  By default certain programs format their output according to the type of the stream they write to. For example, the output of ls and ls > file looks differently. I'd like to know how this is achieved by a program. Additionally, is there a way by which we can trick such programs as if the output stream is a terminal where it actually is a file (especially when they don't have any options that affect output formatting)?

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• Maintaining single instance application

  - by Semas

  Hello. I have been working on this application of mine and got this problem. Running program through command line with different arguments opens different .exe process. My question is how can i prevent from opening same file few times, and is it possible to send new command line arguments to already open instance of application. Thanks.

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• What's the term for an isolated set of references?

  - by Brabster

  I know I learnt this on the SCJP syllabus, but it escapes me. What's the term for a set of objects that refer to each other but are no longer accessible from your program (and are thus eligible for garbage collection)?

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• Can you please explain onCreate and Bundles?

  - by Mike

  I have been looking it up and I just cant seem to wrap myself around the onCreate and Bundles. I understand that the onCreate is called when the program starts but its how the Bundles get passed around and how they are pertinent. Can anyone try to put this into plain english because I cant seem to find it well described. Thanks

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• How to track the memory usage in C++

  - by akintayo

  Hi I have a C++ program running under linux. Is it possible to track its memory usage from the code? I am allocating new objects and running out of memory, so I want to keep track of how quickly I am using memory. Thanks

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• C++ How to copy text in string (from i.e. 8 letter to 12 letter)

  - by Alice90

  Hello This is not homework, I need this for my program :) I ask this question, because I searched for this in Google about 1 hour, and I don't find anything ready to run. I know that is trivial question, but if you will help me, you will make my day :) Question: How to copy text in string (from for example 8 letter to 12 letter) and send to other string? I have string: string s = "RunnersAreTheBestLovers"; and I want text from 8 letter to 17 letter in next string Alice90

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• Which Linux software do you recommend for C++ programming?

  - by user162315

  I would like to learn to program using the Linux environment. What do you suggest for Editors/ IDEs?

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• how do i create a non-blocking asynchronous function in node.js?

  - by Richard

  How do I create a non-blocking asynchronous function? Below is what I'm trying to achieve but my program is still blocking... var sys = require("sys"); function doSomething() { sys.puts("why does this block?"); while(true); } setTimeout(doSomething,0); setTimeout(doSomething,0); setTimeout(doSomething,0); sys.puts("main");

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• Is it possible to use P4Python API with IronPython?

  - by nardbard

  Is it possible to use P4Python (the perforce python api) with IronPython? I'd like to use the python api because it seems much faster than using p4.net implementionat of a Perforce API but when I try to import p4 into IronPython I receive the following error. IronPython 2.6.1 (2.6.10920.0) on .NET 4.0.30128.1 Type "help", "copyright", "credits" or "license" for more information. import P4 Traceback (most recent call last): File "", line 1, in File "C:\Program Files\IronPython 2.6 for .NET 4.0\lib\site-packages\P4.py", l ine 210, in ImportError: No module named P4API

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• How does who-has-blocked-me-on-msn sites work?

  - by Mari

  I understand that this isn't actually possible. So... what do the do? Can a program retrive a list of msn contacts using a valid user/password?

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• Close an external TCP connection

  - by oidfrosty

  How can i terminate a tcp connection wich is not handled by my program? for example i want to close all the connection on port 10202 and i dont want them to reopen but i want to allow the other ports everything in C# like Sysinternals' tcpView does

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