http://www.developingasp.net Random Ramblings On ASP.Net Sun, 20 Jul 2008 05:04:25 +0000 http://backend.userland.com/rss092 en Whiel using the AJAXToolkit i came up with the situation where i needed to run some javascript after a server-side event was called. After poking around for a bit i found the command "ScriptManager.RegisterClientScriptBlock". This command sends back asynchronously javascript that will be executed by the clients browser on update. ... http://www.developingasp.net/2008/07/registerclientscriptblock-example/ Here is a function to redimension an array in csharp:- private static void ReDim(ref TextBox[] arr, int length) { try { if (arr ... http://www.developingasp.net/2008/07/redimension-an-array-csharp/ Here is a way to check if a string is a number:- public static bool isNumeric(string val, System.Globalization.NumberStyles NumberStyle) { Double result; return Double.TryParse(val, NumberStyle, System.Globalization.CultureInfo.CurrentCulture, out result); } Here is a ... http://www.developingasp.net/2008/07/isnumeric-string-checker/ In a project i had been working on i wanted to have a central MasterPageFile that had variable sub MasterPageFile's. I finally figured out that you have to override the "OnPreInit" Event on the page you wish to modify. Here is an example:- protected override void OnPreInit(EventArgs e) ... http://www.developingasp.net/2008/07/changing-the-masterpagefile-dynamically/ Often it is necessary to resize an image that has been uploaded. To do this you will need the following using classes:- using System.Drawing; using System.Drawing.Imaging; Then here are some examples on functions with the resize code:- public static string ResizeImageAndSave(int Width, int Height, string imageUrl,string destPath) { ... http://www.developingasp.net/2008/07/image-resize-with-csharp/ Here is an example on how to delete files in the file sytem:- public static void DeleteFile(string FilePath) { try { FileInfo TheFile ... http://www.developingasp.net/2008/07/filedelete-command/ when my erstwhile friend daniel first suggested that i should expatiate my views on the problems related with the evolving power of the computer and the concomitant ever increasing perception of the validity of it per se i thought that as a subject it w3aqs axiomatic as to answers that ... http://www.developingasp.net/2008/07/guest-speaker/ I was writing dynamic form variables to the page and i needed to retrieve their values when updated. When i tried to access the variables with request.params[] collection i noticed that the keys were what id i had given them with a string appended to the start. I wrote this ... http://www.developingasp.net/2008/07/accessing-post-variables-in-c-aspnet/ I needed to have custom colours in my project so i looked at a few controls out there and the one i chose is from http://www.obout.com/ It seemed to do the job quite nicely. http://www.developingasp.net/2008/07/colour-picker/ I was making a yearly calendar and i needed to output the cells to represent the days in the year. At first i just made a public variable, filled it up with html and then outputed it to the page like this:- This seemed to work well but the page didn't ... http://www.developingasp.net/2008/07/writing-dynamically-to-the-page/