C# / C Sharp Forum

I'm working with images that some people sends me and now I need to know when images are compressed (lzw) and when they are not. Do you know how to do this?

Hi, Can anyone guide me how to fetch the scores from http://www.cricinfo.com/rsadomestic-09/engine/current/match/423195.html to database using c#.

Hello, I am writing to an Html file using C#. but I dont want that file saved. I just want the user to see it, and then when they close it, to dissappear. Why is this html file still being saved on my desktop?? The C# code is behind my infopath form. any help is appreciated.

How can I read a hash file using C#

Hi, I am creating a ASP.NET web application using c#. I want to use a grid view to select a particular data from the sql server database table and display the remaining data for eg table emp no Name Age Salary 1 xxxx 20 20000 2 yyyy 21 30000 3 zzzz 22 40000

how can i find the data form i recieve from a serial port? do i receive it in Hex? or binary? or ASCII? a simple micrcontroller as a transmitter sends me 0x8F in hex for example..how am i gonna receive that data..?and how can i resolve it to read as a hex again? i hope my question is clear enough..thanx to you all in advance?

Hi All, I'm trying to Add a few button to the message Ribbon in Outlook 2007. Till now I was able to Add a new tab to the Ribbon and add some button, but till now couldn't find a way to access to current msg I want to process. meaning, When a User open email message he can see the new tab of buttones I added but, I can't find a way...

dear freinds, I have window form with datagridview , which display employeename I used datasource property of datagridview to employeeTable. now , my problem is here. when i insert or update record in datagridview it works fine for one computer. but How can i insert or update this record on another computer where this same window form...

Hello I am having problems with a Linq query. I need to return an ID field which is of type GUID (c.Id) along with other fields of type String. I have tried both anonymous types and strongly typed objects but continue to encounter the same error: Method 1: Anonymously Typed var results = (from c in uow.Contacts orderby c.LastName...

Hi I want to upload a single file via FTP through different network adapters or WAN connections I will break the file into several small pieces and upload it to a single destination through FTP, but through different network adapters (WAN connections) I just want to know can I upload one piece through one adapter and the other piece...

Hello I have images of users that are loaded from my database into a tablelayoutpanel. This happens when a certain group is selected in a combobox. Now I need to know how to export this to a single image, because I need to be able to make group pictures when there is a new user or one is removed. The images are loaded into pictureboxes that...

I am working on windows application. My requirement is in my application I am retrieving text files and displaying the contents of text files in text box, but here i want to display text files which contains only numeric data. Where as in my application it will display numeric data as well as alphabets. How can i check text box does it contains...

Hi, I am developing a windows application for sending and receiving SMS. i purchased gateway, they provide some commands to send sms and receive sms etc.., now my problem is i can't understand where can i use those commands. is it necessary to add any dll to my project. those commands are like BIND_TRANSMITTER BIND_RECEIVER ...

Hi, I am reading the value of a cell and struggling to delete that entire row and shift other rows up. I googled a lot but did not find any solution. The code that I am using is : // create the workbook object by opening the excel file. Workbook workBook = app.Workbooks.Open(Path, 0, true, 5, "", "", true,...

------------------------------------------------------------------------------------------------------------------ Please see simplified version of below program. First part of code declare several classes. Class A is simple class have one member method1. Class B and C both derived from A implement same member method1. ...

I have VC++ MFC application.I have to use these VC++ form as a dll and creating a wrapper class for these dll in order to access in C# application.I am new to VC++.Any answer for this problem...

i can not insert or append in an array of stringbuilder element as well as a joint one that has the form stringbuilder str=new stringbuilder; for an example and in every time i had an exception saying exception {"Object reference not set to an instance of an object."} System.Exception {System.NullReferenceException} i need a very fast...

Hi, I've got an XML file with one <title> and one <link> attribute. What I want to do is implement a hyperlink with the name of the <title> element and whose NavigateUrl property is set to the <link> element. For an unusual reason, the hyperlink never appears but, when debugged, both items from the XML file are appended to the hyperlink. What...

Hi all, please, enlighten me. I'd like to display pdf document stored in assembly as embedded resources straight into pdf control in a C# windows application form. What I mean straight is NOT to transfer the binary content into a pdf file then loadfile BUT direct from the assembly to pdf control. Thank's in advance to all c# experts for helping me...

Hi I'm wondering if anyone can help me about this problem: I want to make two dimension integer array but the number of rows isn't determined,so I tried arraylist.In this case I don't know how to declare and what to do when I want to retrieve the inserted data like which was in 2d arrays (like integerarray{i]). Thanks...

I have a windows application using .net 1.1 In the setup project I set the DefaultLocation to ABC Is there a way to change this defaultLocation based on the OS. I'd like to leave this location when installing on Windows XP but change the location to another path when installing on Windows Vista. Can I use an If-statement to determine...

Generally i write this kind of code in my programs to compare two strings & it works fine. string s="Hello"; if(s=="Hello") { code to execute. } but i want to know whether in C#, it actually compares two string values or is it comparing the addresses of two strings. How am i getting correct results?

Members I have a question how to connect to sql server tables of a database with this proect's data. Can you suggest . Members you can see that inside the bin\debug\ContactManager.state now in this ContactManager.state is the file where the data is getting stored when I am running the proj. There is a _stateFile in the...

Hi, I am new in learning c#, and have recently encountered a problem: static float ComputeAvg(float a) { float sum; int i; for (i = 0; i <= a.Length; i++) { sum = sum + a;

Hello there... can somebody guide me on this… I have a panel (say, panel1) inside another panel (say, outer-panel)….The panel1 is visible only when a checkbox is checked in the outer-panel. I have many text boxes in the panel1. I have to put a validation on all the boxes. I have to enable the validations on certain conditions,say, if...