How to code for Delegate In this artical explains basic understanding for delegate and how to create nad use delegate. This code for .net framework for C# This artical is usefull...

Beginner's Guide: How to Implement log4net in VB.NET Web Application

by Robby Tendean

Simple implementation guide for log4net in a VB.NET web application.

Bug Fixes for Reading Barcodes from an Image - III

by Matthias Böhnke

Bug Fixes for Reading Barcodes from an Image - III

C# / VB.NET / C++ CLI: Create, read and write MS Access (mdb, accdb), MySQL, SQL Server, SQL Server Compact and SQLite databases

by Emiliarge

Both MS Access formats (mdb and new - accdb), MSSQL 2008 R2, MSSQL CE, SQLite, MySQL

C# / VB.NET / C++ CLI: Read and write MS Access (mdb) database without ADO and SQL via Microsoft DAO

by Emiliarge

Read and write data to Access databases without limitations caused by the use of the SQL.

C# Storable Box Control 1.4.0.4

by Darkencrow

A multi-drawer style collapsable UI container

C#: Read and Write Excel (*.xls and *.xlsx) Files Content without Excel Automation (using NPOI and ADO.NET)

by Emiliarge

2 ways to read and write data to *.xls and *.xls files and display it on DataGridView.

Calculating the area of a polygon

by Qwertie

A fast and simple algorithm.

Call WebService Dynamically and Read WebService Definition

by abhinavshastri

How to Call WebService Dynamically and Read WebService Definition

Capturing Entire Content of an Internet Explorer Window

by Kaveh Yazdi Nezhad

A simple solution to capture entire HTML code of a web page which is displaying on Internet Explorer

Change Back Color of MDI Parent form on its load.

by Ank_ush

How to change the background color for an MDI parent form in Visual C#This article demonstrates how to programmatically change the background color for a multiple-document interface (MDI) parent form by using Visual C#.When you use a Windows Form as an MDI parent form, the Application...

Check which .NET Framework version is installed from command line

by Fenil Desai

Check which .NET Framework version is installed from command line

Checking Internet Is Connected Or Not From .NET

by Gandhi Ashish

Checking Internet Is Connected Or Not From .NET

by J a a n s

For C# guys....using System ;using System.Runtime ;using System.Runtime.InteropServices ;public class Internet{ [DllImport("wininet.dll")] private extern static bool InternetGetConnectedState( out int Description, int ReservedValue ) ; public static bool...

Checking Internet Is Connected Or Not From .NET

by Anshul R

Dim value As Boolean = My.Computer.Network.IsAvailable can be used in a situation where the only network a system will be connected to is the Internet.Dim value As Boolean = My.Computer.Network.Ping(hostNameOrAddress ,timeout) hostNameOrAddress can be any valid website -...

Code behind JavaScript

by Raju_B

Code behind JavaScript

Coding Tip for Performance Improvement .Net

by Hemant__Sharma

I always find this thing while doing code reviews and that is a performance issue. The above point I haven’t found anywhere as a performance issue, so I thought to share it.Scenario: There is a function in which one need to extract 10-20 values from an object for example a column value from...

Comparision between Response.Redirect, Response.RedirectParmanent and Server.Transfer

by Abhishek Sur

It is to be noted, .NET has lately introducedResponse.RedirectParmanent() after a long await. The main motive of this is tohave permanent response redirection to the Search Engines.Response.RedirectParmanent() is an extension function introduced in .NET 4.0.Themain motive of it is to indicate

Complete Date/Time Picker Control

by Peter T. Ringering

A complete replacement to Microsoft's Date/Time Picker control.

Compressing Script Files using GZIP

by KK Kod

How to compress JavaScript and CSS files in a web application to reduce page loading time, using GZIP.

Config Data Encryption

by boblogan

GCSSecurity (34.9 KB)IntroductionHands off crypto - useful for protecting app.config values and performing install time machine fingerprinting...BackgroundRecently I was asked to provide better security / encryption on several data items normally contained within a CONFIG file.......

Conversion Between All .NET Languages

by Anshul R

The Perfect Translation/Conversion of Code

Convert Arabic Number To Alphabet (التفقيط) تحويل الأرقام إلى حروف

by ahmed_alashrafy

تفقيط الأرقام العربيه

Convert Text Represented Number to Numeric String

by FatzBomb

How to convert a written number to a numerical value anywhere in a string.

Converting HL7 to XML

by Shru37

Modified code from another article to consider field repetitions while converting HL7 message to XML

Copy Paste and Insert in Datagridview (Winforms)

by Thava Rajan

Copy and insert data at any postion in your datagridview

Copy Remote Website to Modify Functionality Locally

by Bryan Lyman

A method for duplicating a web page (including all scripts and styles) to run as if it originated from your own server, then modify server-side and client-side functionality afterwards.

Create a Dynamic JavaScript File for Global Resorce File Creation in JS Format Using ASP.NET MVC

by Kirankumar Chauhan

Global Resorce File Creation in json Format using ASP.NET

Create job to export Stored Procedure daily

by Aadhar Joshi

Creating job in sql server which automates taking backup of all stored procedures and functions in physical drive.

Creating SQL Joins in Simple Steps

by Sreedhar Puligundla

Simple steps to create SQL joins by using SQL Server 2008 Management Studio

CTE Query in SQL Server

by Nirav Prabtani

CTE Query for optimizing complexity of query in sql server

Custom MessageBox with checkbox

by Avatar2400

This is a simple class that allows you to have message box with checkbox and other small features.

Data Object to XML (Vice-versa) using C#

by Monotosh Roy Mon

XML Serialization & Deserialization for converting our object to XML and XML to Object

Database Driven Dynamic Menu Control

by Yugal Pandya

Database driven N-Level Dynamic Menu Control using C#.NET and SQL Server with stylesheet CSS

Database Driven Dynamic Menu Control

by Muhammad Ahmed Azam

"Database Driven Dynamic Menu Control"

Days Left Timer VBS

by crackruckles

Days Left Timer VBS self deleting

Dead Simple HTML Sanitizer

by Tawani Anyangwe

A dead simple HTML Sanitizer (and HTML Parser) you can use to clean user HTML input.

Deeply Nested JSON Deserialization Using Recursion and JavaScriptSerializer

by Hassan Alrehamy

JSON Deserialization in depth concept and Dictionary mapping. Special Thanks to Dr. Coral Walker

Detect Change In ActiveControl

by TnTinMn

UpdateDefaultButton - Allows detecting change in ActiveControl

Disable 'click' sound when accesing WebBrower control

by Minh Danh Nguyen (ToughDev)

Depending on system preferences (in Control Panel/Sounds), the .NET WebBrowser control (just like Internet Explorer) may produce a click sound when changes are made programmatically to its DocumentText property, which is irritating to the user.There are two ways to avoid this:1. Use...

Disable 'click' sound when accesing WebBrower control

by emolina

Public Sub DisableSound() Dim keyValue As String keyValue = "%SystemRoot%\Media\" If Environment.OSVersion.Version.Major = 5 AndAlso Environment.OSVersion.Version.Minor > 0 Then keyValue += "Windows XP Start.wav" ElseIf Environment.OSVersion.Version.Major = 6 Then ...

Disable 'click' sound when accesing WebBrower control

by Member 8208766

To me the second method was problematic. After searching, I found an apparently equally good solution:webBrowser1.DocumentText = text;or in your case:webBrowser1.Document.Write("Hello, world!");from here:...

Disable 'click' sound when accesing WebBrower control

by pipiscrew

nah, try the light one ://at FormLOAD WB.Navigate("about:blank"); //at treeview event private void treeview_AfterSelect(object sender, TreeViewEventArgs e) { WB.Document.Body.InnerHtml = (dR["html"].ToString()); }

Display Advertising Filmstrip

by jkirkerx

Basically a slideshow script, but more simple in design and easier to deploy.

Display your Pictures on a Web Page with Captions

by Daniel Ben-Sefer

Album Example - 5.68 MBIntroductionI often have the need to show pictures with captions as seen above.My objective is to be able to do so dynamically, so that all I need to do is to create a folder on my PC whose name equals the title of the page ("Sample Pictures" in the image...

Draw a Border Around Any C# Winform Control

by Ankush Bansal

Trick to draw a border of any color and width around any winform control

Effectively Flushing Reserved Memory By Process

by Amin Esmaeily

This trick is about how to effectively reduce reserved memory by process.

Email Sending Library

by Shailesh Pisat

Provides ready to use library for sending email using SMTP

Encrypt and Decrypt Password in ConnectionString in webconfig file or Appconfig File using C#

by Arvind Singh Baghel

I am writing code to encrypt password in connection string in config file and decrypt password while getting connection from config file.

EnumConstrainedDictionary

by PIEBALDconsult

A Dictionary that is constrained to hold only the defined members of an enumeration

Equivalent function of mysql_real_escape_string() in C#

by Member 3783976

Implement function in C# to emulate functionality of mysql_real_escape_string() C API function.

Execute a program in a second monitor

by apis3445

With C# and the Windows API, you can execute a program in a second monitor.

Execute System.Net.Sockets.Socket.Connect Method with Timeout Controlled by System.Threading.Timer

by JRINC

Connect to remote socket via System.Net.Sockets.Socket.Connect method with timeout controlled by System.Threading.Timer

Export Gridview Data to Excel in ASP.NET

by AshishChaudha

This tip describes how to export data to an Excel file from a GridView.

Find files that have the same contents

by alwaysrun

Find the files that have the same contents in under special folder

Flicker free Form Painting

by Syed Shabeer

Flicker free Form Painting

by BillW33

Instead I would use double buffering. Just use the linethis.SetStyle(ControlStyles.AllPaintingInWmPaint |ControlStyles.UserPaint | ControlStyles.DoubleBuffer, true);There is a nice article on double buffering Win Forms here[^].

Get Month Name from Month Number or vice versa

by Technoses

Get Month Name from Month Number or vice versa

Glass Style ProgressBar

by Manoj K Bhoir

A Glass style progress bar

Hiding contents in ASP.Net user control designer

by atlaste

How to fix hiding controls in the Visual Studio user control designer

High performance C# byte array to hex string to byte array

by the retired

High performance C# byte array to hex string to byte array.

Hosting an Excel Application in an MDI Form

by Your Display Name Here

How to use WebBrowser, a form, and an MDI parent to open Excel files

How to allow the user to filter out a gridview by multiple selection

by osiris mckinney

My contribution to my fellow developers & to make our life easier. The following code allow the user to filter out a gridview depending on their Selection. 'Here is the Complete Code Behind that handles the GridView and 4 'Different DropDownlist each one representing a Filter....

How to Automatically Close Un-closed HTML Tags using C# for ASP.NET Web Applications

by Milad Ashrafi

We need this script for database based ASP.NET websites for using HTML content in post pages.

How to Bind Derived Type in MVC View

by Abhay@Accenture

How to bind Derived Type in MVC View

How to Change Master Page @ Run-time

by Shridhar Gowda

This tip will give complete knowledge of how to change master page, render controls and accessing its eventhandlers @ runtime.

How to click/select Row in ASP.NET GridView or HTML Table

by Technoses

The above code will slow down the browser and the browser can hang when Rows in Grid will be 10000 or above.Please view the below suggestion:CS Codeprotected void grvGroups_RowDataBound(object sender, GridViewRowEventArgs e){ if (e.Row.RowType == DataControlRowType.DataRow) { ...

How to convert GridView data to Excel, PDF, Word file using C#

by Vivek_Sharma

Convert GridView data to Excel, PDF, Word file using C#

How to create a task in Windows Task Scheduler

by Mike Meinz

Source code to demonstrate the creation of a new task in Windows Task Scheduler.

How to create an easy plugin-system in C#

by Dread_Sharp

How to build an easy plugin system with C# which only takes about 30 lines of code!

How to delete 64 bit Registry keys/values (.NET 3.5)

by Sunil P V

How to access a 64bit registry key from 32bit built application in .NET 3.5 and lower

How to download an image file as a Zip file using C# and J#

by Souvik Das, MCP, ITIL

Code to help download an image file as a Zip file using C# and J#.

How To Hide Or Show .NET Tabs Programmatically

by KazMaxLtd

This article describes how to hide or show TabControl tabs at runtime

How To Hide Or Show .NET Tabs Programmatically

by Bernhard Hiller

That's far too obscure.All you need to do is store a reference to the TabPage instance which was removed from the TabPages collection of the TabControl. You may use the form where the TabControl is placed for that purpose.You could also create your own TabControl which has an extra property...

How to Install Windows Forms 2.0 on Mono in Ubuntu 13.10?

by Nelson Kosta Souto

Run .NET Windows forms 2.0 on Ubuntu 13.04

How to make REST requests with C#

by AdamNThompson

A reusable component for makeing REST service requests using C#

How to reverse a shorten URL to its original link.

by Ravi Lodhiya

An attacker would point to a “harmful” web site or content and you would only see a short URL which would not tell anything about the original URL.

How To Sort Two Dimensional Array in Selected Sort Order by Column One, Then By Column Two, Then By Column Three . . . Then By Column N?

by Perić Željko

Sort two dimensional array by using DataGridView class

How to Use Rijndael ManagedEncryption with C#

by Kees van Spelde

To encrypt or not to encrypt with C# .NET

How-To Convert a String Collection to a Multi-Enum Item Using TryParse

by BenScharbach

How-To Convert a String Collection to a Multi-Enum item using TryParse

Identifying static variables in a reuseable component

by girlprogrammer

In a class, when we preceed a class member (variables/methods) with the keyword "static" in C# or "shared" in VB.Net then the 2 things gets added to the behavior of the variable:-The class member could be accessed without creating instance of the class. The class member will shared across...

Illustrating the State Pattern with a Very Basic Example

by Rajesh Buddaraju

A simplified example is used to describe the state pattern

Image Re-sizing Utility

by VaibhavTiparadi

Re-sizing images to equalize the width & height

Increase productivity with Visual Studio extensions

by Ahsan Murshed

This article gives ideas to developers to increase development time productivity using the free Visual Studio 2010 extensions.

ISupportInitialize.BeginInit problems?

by barrd

Fix an exception related to ISupportInitialize.BeginInit and learn why it happens.

JavaScript Validation for textbox Special Character Selection

by Silvercorer

JavaScript validation for textbox special character selection

jQuery Slideshow for a selected folder

by drewman5150

Simple jQuery ASP.NET Slideshow

License Keys in VB.NET - Revisited

by maz2331

License Key class to make generating and validating keys easy.

Mirror keys for multiboxing MMORPG games like WOW/LOTRO

by joejames111

Raw input 64-bit .NET classes.

Mocking Event Handlers

by Yossi Yaari

A solution for monitoring Events called during test.

Modbus TCP class

by Stephan Stricker

A Modbus TCP class.

NamingFormatter - String Interpolation in Runtime Solution

by Kouji Matsui

This library is simple and is a substitution of System.String.Format.

NanoXML - Simple and fast XML parser

by BrokenEvent

Simple and fast .NET XML parser without using System.Xml

Populate TreeView from Simple "list"

by textorijum

How to SIMPLY populate TreeView from some sort of "list" variable / object / structure

Position a Windows Forms MessageBox in C#

by Thomas Daniels

A tip about how to set the position of a Windows Forms MessageBox in C#

Post Serialized Objects (Data) in ASP.NET

by ajaynarewade

This is helper class to post serialized objects (Data) to other page in asp.net.

Predictive Search Control

by bmatha

Contains the custom control (Predictive Search Control) developed in .NET Framework 2.0

Rendering AltNETType (= .NET FreeType port) with OpenGL

by Demid Korneev

Example of AltNETType use in OpenGL

Resize Form To Fit DataGridView

by PIEBALDconsult

Attempts to resize a Form to show the entire table of a DataGridView

Resize Images to Size Limit

by Philipp_Engelmann

This tip describes how to resize an existing image (e.g. uploaded by a user) so it does not exceed a defined size limit.

Resolving a hostname in C# and retrieving IP version 4 address

by Tyronne Thomas

Resolving a hostname in C#

Resume Support for File Downloads

by Technoses

Partial downloading of files.

RTF to HTML - VB.NET

by The Tigerman

Work in progress, but a simple HTML to RTF converter

Running a Windows .NET application on Linux

by Nelson Kosta Souto

Running the same compiled assembly on Windows and Linux.

Saving User Settings in Winform Application

by Rishikesh_Singh

The article displays how to save user setting or preference at run time.

Service Locator Pattern

by Gautham Prabhu K

Creating and using Service Locator pattern

Sharing ASP.NET Web Application's Session State

by Hossein Shahpouri

Learn how to share ASP.NET sessions on different websites

Simple Error Logging Util Class

by Pasan Eeriyagama

Simple Application Error Logging

Simple templating engine

by Ritesh Ramesh

Using reflection to build a templating engine

Solution to WSE839 error for WSE3 clients needing support both MTOM and non-MTOM responses

by Darren DeLoach

Sometimes you need a WSE3 client to send an MTOM-encoded request, but accept either an MTOM or non-MTOM response. While the WSE3 server classes support "MTOM optional" the client does not. Here's a quick solution to the problem.Assume you have generated your WSE3 web service proxy class....

SQL Server Connection Dialog

by Hernán Hegykozi

Show you how to make a connection dialog developed completely from scratch.

Steps: Check-in/Check-Out Mechanism for TFS - To Avoid Build Errors and Improve Productivity

by Mohammed Hameed

Check-in/Check-Out mechanism for TFS - To avoid Build errors and improve productivity.

Subset - Sum Problem with Integer Arrays

by munagalasantosh

Get all the array index where the sum equals or is greater than some x value

Supporting Contravariance in Generic Types, .NET 2.0

by wmjordan

Generic Lists or Generic Types contravariance without casting.

System.Diagnostics Useful Actions

by Juan Francisco Morales Larios

Useful Actions for debugger in System.Diagnostics

Textbox Balloon Tooltip .NET 2

by Nishith Jain

Balloon tool tip for the text box.

Unicode to Krutidev, Krutidev to Unicode Convertor in C#

by AnuragTripathi

Convertor for Unicode to Krutidev and vice-versa.

Update an ASP.NET Gridview using ajax client side scripting

by Richard Roe

Example to show how to update an ASP.NET GridView control using Ajax JQuery client side script

USE of DateTime.ParseExact Method

by Madhav Shastri

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Globalization;namespace ConsoleApplication1{ class Program { static void Main(string[] args) { //String s = "17-03-2010"; //DateTime...

Using AJAX Asynchronously with Progress Bar and Status

by Technoses

This process can be used for management of bulky and long processes.

Using Data Classes in ASP.NET - A Beginner's Guide

by Wombaticus

A beginner's introduction to using data classes in ASP.NET.

Using Extension Methods in .NET 2.0 SP2

by wmjordan

Compile extension method targeting .NET 2.0 only

Using Google Search By Image within your .NET Application

by Mohamed Amine Aboura

Using Google Search By Image within your .NET application

Using Masked TextBox in .NET

by heemanshubhalla

How to use Masked Textbox control in .NET

View, View Controller, Model Controller, Model (VVCMCM) Pattern

by Anton Pious Alfred

The MVC Pattern was first conceptualized assuming all the three actors were present at one place. Since Web Applications have both a client and a server this needs to be applied differently without technology bias.

Visual Image Cryptography Generator

by Jacky Yiu

Visual cryptography is a cryptographic technique which allows visual information (pictures, text, etc.) to be encrypted in such a way that the decryption can be performed by the human visual system, without the aid of computers.

Visual SourceSafe automation to get shared references

by KRISHNA PRASAD.N

This paper would provide a small code snippet which will report all files from VSS (Visual SourceSafe 6.0) with shared reference instances. It will be useful for migrating files from VSS to TFS.

Watermark image on page print in ASP.NET

by Anup Kumar Verma

Printer independent Watermark on webpage print in asp.net & C#

Web-based Data Access Object

by In the Face of God

Generalize to access data in a database via HTTP

Which is better Constant [Comparison Operator] Variable Value or Variable Value [Comparison Operator] Constant? An introduction to Yoda Condition

by Niladri_Biswas

In this tip we will figure out the importance of Yoda style in programming

Winforms Transparent Background Image with Gradient Alpha Colors

by Jesusfan

Create a draggable, proper splash screen in DotNet, with gradient transparency!