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Multiple Buttons displaying a pin in a listbox
I am working on a project where I have to create a six Button pin pad.I want to create a code that will link the clicks of the buttons next to each other in the list box, so that the user can see the...
View ArticleWorking with Certificate Revocation List
I need to load CRL file (or Byte array) and retrieve the Serial numbers in.I notice that System.Security.Cryptography.X509Certificates namespace is for certificates (and I'll use it) but what namespace...
View ArticleChange the default behaviour of Internet Explorer using C#
I want to make a small web application. The details are given below. Three tabs will be opened in an Internet Explorer. Each tab will go to our client's website i.e. www.xyz.com The client's website...
View ArticleCode stops executing at DataAdapter.Fill line??
hey guys, cant work out why the following code is stopping on the marked line (marked with ***)...namespace Keystore { publicpartialclass FindKey : Form { public FindKey() { InitializeComponent(); }...
View Articleoffline mode for my app using MSMQ: some transactions are removed and are not...
I use MSMQ instead of SQL Server CE for offline, but some of our clients are experiencing their transactions to be missing. This is the situation:They have a server in another location and the client...
View ArticleWhat is the recovery path for TransactionInDoubtException ?
Can somebody tell me what is the proper way to handle TransactionInDoubtExceptionand roll back partial commits?var option = new TransactionOptions(); option.IsolationLevel =...
View ArticlePrevent C# console from closing on exception
Hi,i am writing a console timer job to send automated email. every has being successfully.. but for any code, there might be some exception being surface due to unforeseen circumstances. therefore i...
View Articleremove all the members of a group
can i remove all members(i don't the exact counts) of a certain group by using DirectoryEntry.invoke or some other methods?i think it's not a good way to get all members of this group and then remove...
View ArticleIs there any reason behind Convert.ToIntXX(string) not accepting number group...
According to the Culture-Specific Formatting Information part of Remarks in the Convert Class description, and Remarks of Convert.ToInt16(string), Convert.ToInt32(string) and Convert.ToInt64(string),...
View ArticleUsing SHDocVW, unable to retrieve the Open IES
My application in VS2010 is running as administrator(that is the requirement). My application launches a few Internet Explorers.When i try to retrive them from SHDocVW.Shell Windows() am getting a...
View ArticleHow to disable a Next button for a particular step wihtin a ASP Web Wizard
Hi,I am new to .Net and trying to use ASP wizard on my page. Within the ASP wizard steps I wanted to customise a particular Wizard setp: I have a wizard with follwing stepsWizard:Step 1Step 2Step 3Step...
View Articlehow to test performance such as delay in real time web with webclient in c#
how to see whether have delay in real time of web using xsocket subscribe data from winform which using xsocketwinform publish continuously in real time to web if create 1,000,000 web client, can i see...
View Articlehow do i resolve this
hi friends, Cannot implicitly convert type "java.util.List" to system.collection.generic.list<org.apache.pdfbox.pdmode.pdpage>implicit exist </org.apache.pdfbox.pdmode.pdpage>
View ArticleRepresenting JSON Groups in an C# Object
I'm playing around with MongoDB and trying to write some JSON documents to MongoDB. Currently, I am hard coding the values and outputting to the screen. The end goal is to migrate data from SQL...
View Articleneed excel in our application
I try to integrate excel in winform application .I follow the below...
View Articleneed help with some coding please
hello to allwhat I am trying to do is setting the selecteditem of a combobox to an item that is in a XML setting file.I got 3 comboboxes country, states, cityI populate this comboboxes from another...
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C# dynamic data - find the side that hit
Hi guys,i am trying to build a program that calculates the temperature of two water tanks that receives constant water inflow.The program constantly gets feeds from the water tanks. We have two tanks,...
View ArticleHow to marshal two parameters from a C function in a C# delegate method?
Hello all,The following work on a 32-bit machine:The signature of a C call back function is foreign_t (f)(term_t t0, int a)) // with foreign_t, term_t is int on 32-bit in C# I have:public...
View ArticleSimulate Key press in C# Console
Hi, I am using a simulator software and while the simulation is running I need to provide some keyboard input. These are the steps:1) I need to run the simulator first. 2) Wait for 60s. 3) Simulate the...
View ArticleFile.Copy - System.IO.FileNotFoundException occured: Could not find file
Hello All,I am having issues with copy File. Below is the method.When trying to copy the file from the source path to the destination path, it throws the error Could not find file ''. But the file...
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