170 Topics
 | Hi Dw. I'm a bit new to C# I'm used to program with VB.NET and one of my project had force me to do it with C# as I'm sure you are aware that VB.NET it lack with Windows Phone Socket programming APIs or support and C# does support it … |
| | Hi Dw. I'm using this code available from [here](http://www.coderslexicon.com/using-hashes-to-check-if-a-file-changed-in-vb-net/) and I have changed it from keeping the hashs on a variable(array) to writing it on a file. Now what I want to do is to read this file. Basically I'm scanning through all my drive file and for each file … |
| | Hi Dw. I have a MySql server database, and I'm polling data from the database. The problem I'm getting is that when I'm retrieving users activities I only get the first record only which is on `Row(0)` or the first record with that username. Suppose I have a database like … |
| | Hi, I get "first-chance exception at 0x1000161f in myapp.exe: 0c0000005: Access violation reading location 0x00000000." If i execute the WFSOpen command. To be able to receive the error pointing to the correct error value I've done this: LPHSERVICE lphService; lphService = 0; // I put 0 because the EXIT_SUCCESS is … |
| | Hi Dw. Has anyone worked with TCP/IP socket in Windows Phone? I'm using Windows Phone 7 and I would like my app to communicate with my server which my client will send some data to the server and the server will also send some data to the client, It's more …  |
| | Hi Dw. What is the correct way to write an sql query like this? `"select * from MyTable where username ='username' And password ='Password'"` in vb.net. My problem is that on my database I have some usernames repeated but they differ by their passwords. Each record has a different information. … |
| | Hi Dw. I'm deeply in need of your help, I'm having a problem that is giving me a very serious problem with my code. My program is a multithreaded program and its a TCP/IP based application. Client has no problem, only a server that is being so weid to me … |
| | Hi Dw. I'm developing a Client Server application. At the moment I can connect the two and send data. The main aim is to make a server as a core control. The server only perform actions according to each client request, so the client can request to connect to let … |
| | Hi Dw. I'm trying to install MySQL and its my first time to install MySQL. I've downloaded the latest version which is version 5.7.12 and when I try to install its says "Beginning configuration step: Stopping Server [if necessary] Ended configuration step: Stopping Server [if necessary] Beginning configuration step: Writing … |
| | Hi Dw. I'm a bit stuck with a lot of confusion here. I'm developing a client/server applications which communicates to each other, my project is a multi-thread based and I'm currently using MS Access and database but I have hit a very challenging problem as this was the wrong database …  |
| | Hi Dw. I am developing a client server multi-thread application. This application uses signals(certain messages as signals), in order to perform a task for a client. For instance if a client wants to login, the client send a message as: `Login:<username>:<password>` and on a server I first check if the … |
| | Hi Dw. I have a timer that in every 600 interval access the database and the database I'm using is MS Access database. The problem I have is that with this being said, the MS Access database has a limitation of 64 connections on each thread so this 600 interval … |
| | Hi Dw. I have a MS Access database that has 9 columns what I want to do is to retrieve all data from a database only on 5 columns. I think I have to use the `select * from data` but I don't know how to select the columns I … |
| | Hi Dw. I'm trying to read a text file. This text file has a multiply lines and what I want is that I want to separate each line or should I say I want to split each line (chop it) so that I will be able to assign these fields … |
| | Hi Dw. I'm having a client server which the server read a text file line by line and send each line to the client upon client connection. The problem I'm having is that on the client side the data is combined, meaning I get all lines that are on the … |
| | Hi Dw I want to record video with audio, the current program has two forms of which one form record external video and the other form record internal so I've reduced the size of an external video capture to lower right hand corner of my screen and set it to … |
| | Hi Dw I've tried to update the progressbar under the For Each loop and it doesn't change its value, there was a piece of code I tried but can't remember now and that piece only updated let's say only once to (I think that value was 15 or 20). What …  |
| | Hi Dw. I'm tryign to change a registrykey on my system but I get this error: `ArgumentException was unhandled, The specified RegistryKeyPermissionCheck Value is invalid. Parameter name: mode` here is the line that throws this error: regKey = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(Root & Last, True, (Security.AccessControl.RegistryRights.FullControl)) and the rest of the function code … |
| | Hi Dw. I have a project that uses Process to marge some files, now because the merging can take quite sometime I've used BackgroundWork. The main problem I'm facing is to know when the Process is done because I want to delete the files that it was merging with so …  |
| | I'm having the below code which works fine. The code is for typing some text on a website text field. In my case my site only have 2 components( it one TextBox, and one Button) the app simply loads this site and then auto type in the textbox field then …  |
| | Hi Dw. I'm new to C++ nor Win32 app dev. I want my app to stay open or running even if I'm not interacting with it. And how to write a close call. In VB to close it you just right: Close() How can I achieve these two? Also how … |
| | I'm getting "error C2039: 'AllocSysString' : is not a member of 'System::Char' error. I'm trying to assign the result to a string variable. wchar_t str; return str.AllocSysString(); But I'm getting the above error. |
| | Hi Dw I have created a program to lock files and by default when a file is locked the file changes from being a folder to a lock. So what I want to do is to change the lock to my own image, just like how VLC do, it changes … |
| | Hi Dw. Firstly I would like to ask if there is anyone know a good download link to download VB6.0 I'm in need of this IDE. Now coming to my actual question of how to detect USB insertion and removal and get a drive letter for it in VB5.0? Thank … |
| | Hi Dw. Is it possible to search through "*.COM", "*.exe" files and check if they are encrypted and so check which encryption was used in VB.NET? |
| | Hi Dw. I'm developing a software but now due to some complexity of the program I had to do some engine with C++ and I want to be able to call and receive the events from a service. Here's the C++ code that receives calls when an application tries to … |
| | Hi Dw. I have a very huge text file with size "662 MB" and its can't be opened by a notepad on my computer so I created a program to only read the last line because there is a software that is writing to this file some counts, so I … |
| | Hi Dw. How to check if the running process has been injected by another process or there is another process running as another process. What I mean is, let's say the explorer has been injected by another process and both these processes run as one process and the explorer process … |
| | Hi Dw. I would like to know how can i auto type and submit a form using vb.net, I'm not using Webbrowser or should I use it? I just saw another post similar to this except that the OP requested to auto click the button. What I want is to … |
| | Hi Dw. I have a question of how can one detect a program attempting execute/run and also most importantly how to allow/deny programs to execute/run. I'm sure we all have came across with UAC where it ask you to allow or deny that program from running, normally this for elevating … |
| | Hi Dani. I was wondering is it possible to add a feature where when there is a watched article update(s) on top on the menus where it say (Watched) have some sort of notification similar to received mails. I noticed the requirement of this feature after I wasn't able to … |
| | Hi Dw. Is it possible to permanently burn a file to a re-writable CD/DVD but the files bytes be able to be updates/modified while the file/Media(CD/DVD) is not formattable or the files even formatting a media be un-removed from the media? Thank you. |
| | Hi Dw. I have a question of how can one detect a program attempting execute/run and also most importantly how to allow/deny programs to execute/run. I'm sure we all have came across with UAC where it ask you to allow or deny that program from running, normally this for elevating … |
| | Hi Dw. I know how to kill or stop a process using VB.NET. But how about temporary blocking a process from performing a task? Suppose I have a docx file located at "D:\test\" and I happen to open this file and modify it either by adding something or delete some … |
| | Hi Dw. I'm doing a research on how or whether VB.NET has some sort of support to listen to Windows OS events and be able to take over to be the core respond to certain events raised by an OS such as Copying/Moving of file(s) to other locations. What I … |
| | Hi Dw. Is it possible and how to get the executing process (detect a starting/executing file process)? I know how to list the already running but how about spotting the starting process? not the already running but let's say I try to open a Notepad.exe file I want to be … |
| | Hi Dw. I'm not a pro in web design and I've used CorelDraw to draw a website background which is a web page centered image which the web contents will be ontop of it. The problem I'm having is that it will loose the alignments if I you view it …  |
| | Hi Dw. How can I tell if a file contains any file within it? I mean suppose I have a picture and I want to check if its a pure picture or there is a file hidden inside, this question comes after I read this post but it was number … |
| | Hi Dw I'm having a problem here, I created this project and because of Access denial I was prompted to use the manifest to make my app run accordingly, but changing the manifest value from "asInvoker" to "requireAdministrator" helped solving that problem up to a point where I had to … |
| | Hi Dw I was just reading another article on video recording using AVICAP32 this shows how to use this library to record video from a video device such as webcam but what I would like to know is that how can I record internal video, I want to record my … |
| | Hi Dw. I'm creating a multi-client/server program. I have developed both client and server the server will connect up to 3 clients simultaneously and each client may send an action request to a server at anytime and the server should be able to reply to only that particular client, at … |
| | Hi Dw I'm creating a program in Visual Basic 5.0 and what I want is to listen to keyboard keys the main form that I will be using to listen to the keys will be hidden so that is my problem to detect the keys while the form is hidden. … |
| | Hi Dw Is there a way to disable/enable a selected NIC adapter using vb.net? Thank you.  |
| | Hi Dw I'm having a problem in deleting a record in Access database. The error that is thrown is: > No value given for one or more required parameters What I'm tying to do is to find a record by a name and also delete the record by name instead … |
| | Hi Dw I have a multi-threaded server that connects thousands of clients. The clients sends in data that the server must write to a text file. As there are a thousands of clients sending in data the server has about 60 texts files but the data sent by the client …  |
| | Hi DW I have create a client using VB.NET using Winsock 5.0 as a socket to communicate with the server which I did it in java. The problem is that for terminating the client first send a termination request to the server and the server grants the permit and the … |
| | Hi, I'm conducting a research in web hosting and I've just found a sample online which is a simple web server, its works fine but the only problem is that the browser only display texts and the images are not loaded I don't know what could be the problem, I … |
| | Hi Dw I'm new in C++ and I'm trying to develop an interactive app. I want for instance to run the app and have options printed then I choose one option then the app load relevant screen. Suppose it an ATM app where you chose what transaction you want to … |
| | Hi DW I have a Canon MP250 printer which can scan, copy, and print. I want to create my own ScanGear of a direct program to instruct the printer to print, and scan. I do have the disc that came with the printer but I just want to play around … |
| | Hi Dw. I want to write the program for VeriFone device that will read the cards, this device has 2 types of readers the one reads the chip and the other is for magnetic strip reader so I want to write a program that will listen for both readers and … |
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