moni94

Hi. I added a file called "sldata.txt" to my Silverlight solution (which I test in an ASP.NET site) in VS 2010. But when I try to access it using stream reader: StreamReader sr = new StreamReader("sldata.txt"); I get a SecurityException - File operation not permitted. Access to path 'chatdata.txt' is …

Hi. Let's say I have the following method: [CODE] void createNewObject() { MyClass myObject = new MyClass(); } [/CODE] If I call this method 1000 times, how many instances of MyClass will be left in my program's memory by the time all calls have been made? 1000, 1, or 0? …

I have the following code: [CODE] static void foo<T>(this List<T> list, T t) { ... } [/CODE] So in order to call the extension method I'll have to do this: [CODE] myList.foo<myType>(myVar); [/CODE] Is it possible to change my code so that I can call my method like this: [CODE] …

Hello. How can I run a thread and get an event raised when it runs for a certain amount of time? For example: Let's say I have an encryption program. When the user presses encrypt the thread Encrypt starts. But when the thread Encrypt has been running for more than …

Hi. Let's say I have a method in a foreach statement, for example: [ICODE] foreach(string str in GetStrings()) ... [/ICODE] Does the method (GetStrings() in our example) get called once or once per iteration?

Hi. I have this very weird problem. The function getOps in the code below always returns 0, although it should be returning the ops value which gets calculated correctly. [CODE] int ops; int getOps(int n, int m) { if(m == n) return ops; else if(m - 2 <= n) return …

Hi. I want to know what the naming conventions for .Net & WPF controls are. Microsoft doesn't have official guidlines on this and when I check different sources they all show different variations. Is this way OK: [CODE]Button FileOpenButton;[/CODE] Also regarding public instance fields. Is it wrong to name a …

Hi. What I want to do is to keep a control enabled (an to keep its event handlers also active), but to disable it's default action. For example, if I have a CheckBox, how do I prevent it from being checked when it's clicked, without having to disable it? (just …

Hi. Let's say I need to encrypt/decrypt 5 different files in my program (using AESManaged). Do I have to generate a new IV for each file and do I need to save the IV every time? If I always use the same IV will that reasonably lower the security of …

Hi. Let's say I need to encrypt/decrypt 5 different files in my program (using AESManaged). Do I have to generate a new IV for each file and do I need to save the IV every time? If I always use the same IV will that reasonably lower the security of …

Hi can any body tell me how can i send arabic sms with at-command in C# ? i try with this code but the message show incorrect on phone ! [CODE]serialPort1.BaseStream.Flush(); string cb = char.ConvertFromUtf32(26); System.Threading.Thread.Sleep(2000); this.serialPort1.Write("AT+CMGF=1\r"); this.serialPort1.Write("AT+CSCA=servicecenter\r\n");//Ufone Service Center this.serialPort1.Write("AT+CSCS=\"" + "HEX" + "\"\r\n"); this.serialPort1.Write("AT+CSMP=\"" + 1 + "," …

Hi. I'm making a space game and I need the spaceship to shoot bullets. So in order to make this happen I need a collection which can allow the following: 1.Adding an object (so that we can shoot new bullets) 2.Looping through and modifying all the objects (so that we …

Which of these encryption methods is more effective (secure) Vinegere or basic XOR encryption, if the key we use is the same size in both cases?

Hi. I am programmer who works with c# and c++. These languages are really powerful but when it comes to controlling memory I can never do what I want to do. I want to know if there's a lower level languge (or a way to do this with c# or …

Hi. I have this strange idea and I want to know if it's something. It's supposed to be a solution for hosting files/sites or running web services without a server (so that you don't have to use a costly server or have to keep your pc turned on all the …

How can I make a stream appendable and readable at the same time? Because when I do this: [CODE]static FileStream fs = File.Open("keys.txt", FileMode.Append, FileAccess.ReadWrite, FileShare.None);[/CODE] I get the following error: "Append access can be requested only in write-only mode."

Hi All, I am trying to help my family stop sucking at managing their available funds and have a "true" available amount so they are up to date at all times on their available funds. Is it possible to get the list of pending charges for any given user for …

Hi. I added a file called "sldata.txt" to my Silverlight solution (which I test in an ASP.NET site) in VS 2010. But when I try to access it using stream reader: StreamReader sr = new StreamReader("sldata.txt"); I get a SecurityException - File operation not permitted. Access to path 'chatdata.txt' is …

Hi. I made a program for tcp chat but I'm really confused with which IP to use. I can send a message to myself by sending a message to a local IP such as 127.0.0.1 or 192.168.1.100. When I tried with my external IP (the one from whatsmyip.com) I get …

Hi. I made this program to capture the current screen in C#. In Visual Studio 2008, it worked perfectly, but now with VS 2010, I get the following exception: ExternalException - a generic error occured in GDI+ on the line where I save the bitmap: bmp.Save("screen.jpg"); I have looked everywhere …