.net-2.0 - w3toppers.com

Reading dll.config (not app.config!) from a plugin module

You will need to load the x.dll.config (with the Configuration API) yourself. All the automatic file handling (including the .Settings) is all about machine.config/y.exe.config/user-settings. To open a named config file: Reference System.Configuration.dll assembly. Using System.Configuration Create code like: Configuration GetDllConfiguration(Assembly targetAsm) { var configFile = targetAsm.Location + “.config”; var map = new ExeConfigurationFileMap { ExeConfigFilename … Read more

file exists by file name pattern

You can do a directory list with a pattern to check for files string[] files = System.IO.Directory.GetFiles(path, “*_peach.xml”, System.IO.SearchOption.TopDirectoryOnly); if (files.Length > 0) { //file exist }

Can I use extension methods and LINQ in .NET 2.0 or 3.0?

Extension methods were not added to .NET until 3.5. However, it was not a change to the CLR, but a change to the compiler that added them, so you can still use them in your 2.0 and 3.0 projects! The only requirement is you must have a compiler that can create 3.5 projects to be … Read more

ClickOnce and IsolatedStorage

You need to use application scoped, rather than domain scoped, isolated storage. This can be done by using one of IsolatedStorageFileStream’s overloaded constructors. Example: using System.IO; using System.IO.IsolatedStorage; … IsolatedStorageFile appScope = IsolatedStorageFile.GetUserStoreForApplication(); using(IsolatedStorageFileStream fs = new IsolatedStorageFileStream(“data.dat”, FileMode.OpenOrCreate, appScope)) { … However, now you will run into the issue of this code only working … Read more

End of Stream encountered before parsing was completed?

Try to set the position to 0 of your stream and do not use your object but the object type. BinaryFormatter b = new BinaryFormatter(); s.Position = 0; return (YourObjectType)b.Deserialize(s);

Difference between the System.Array.CopyTo() and System.Array.Clone()

The Clone() method returns a new array (a shallow copy) object containing all the elements in the original array. The CopyTo() method copies the elements into another existing array. Both perform a shallow copy. A shallow copy means the contents (each array element) contains references to the same object as the elements in the original … Read more

DataTable to JSON [duplicate]

Would it help you convince your bosses to install a library if it’s Microsoft’s AJAX extensions for .NET 2.0? Included in them is System.Web.Script.Serialization.JavascriptSerializer, which is used in Step 4 of the last link in your post.

Registry Watcher C#

WMI can sometimes be interesting to work with…I think I understand your question, so take a look at the code snippet below and let me know if it’s what you’re looking for. // ——————————————————————————————————————— // <copyright file=”Program.cs” company=””> // // </copyright> // <summary> // Defines the WmiChangeEventTester type. // </summary> // ——————————————————————————————————————— namespace WmiExample { … Read more

How to make my Windows Form app snap to screen edges?

This worked pretty well, works on multiple monitors, observes the taskbar: public partial class Form1 : Form { public Form1() { InitializeComponent(); } private const int SnapDist = 100; private bool DoSnap(int pos, int edge) { int delta = pos – edge; return delta > 0 && delta <= SnapDist; } protected override void OnResizeEnd(EventArgs … Read more

How to remove an xml element from file?

You could try something like this: string xmlInput = @”<Snippets> <Snippet name=””abc””> <SnippetCode> code goes here </SnippetCode> </Snippet> <Snippet name=””def””> <SnippetCode> code goes here </SnippetCode> </Snippet> </Snippets>”; // create the XML, load the contents XmlDocument doc = new XmlDocument(); doc.LoadXml(xmlInput); // find a node – here the one with name=”abc” XmlNode node = doc.SelectSingleNode(“/Snippets/Snippet[@name=”abc”]”); // … Read more