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Introduction to D3DImage

by Dr. WPF

.NET 3.5 SP1 is here! It's time to break out your DirectX skills. This article provides the information necessary to get started using a new DirectX interop feature in WPF called D3DImage.

Cryptographic Interoperability: Keys

by Jeffrey Walton

Import and export Cryptographic Keys in PKCS#8 and X.509 formats, using Crypto++, C#, and Java.

XResFile - Files Stored in Resources: Part 2 - Zip Files

by Hans Dietrich

This series of articles is a step-by-step guide to reading files stored in your program's resources. Along the way I will present some non-MFC classes to assist you in reading text, binary, zip, and even encrypted files that have been compiled into your program as resources.

Conceptual Children: A powerful new concept in WPF

by Dr. WPF

This article describes a new approach by which an element can remove its visual and logical relationships to its children while maintaining a conceptual parental relationship with those children.

Latest Articles

Rich OutlookBar in XP and Vista Style

by Star Vega

Creating a rich OutlookBar in XP or Vista style

Multi RDP Client .NET - A Simple and Friendly User Interface for You to Work and Navigate Easily Through a Tabbed RDP Remote Window

by Jayson Ragasa

Multi RDP Client .NET is used for managing your RDP connections. It allows you to Import/Export .RDP files, disconnect all connection at one click, and connect all your servers at one click as well.

Yet Another Fully Functional ownerdraw Menu

by Steffen Ploetz

Another fully functional ownerdraw menu with minimal effort - this time based on Win32, with icons instead of bitmaps, with accelerators and tested for ReactOS and WinNT 4.0 to Windows 10

A Framework in C# for Fingerprint Verification

by Octavio Loyola-González, Miguel Angel Medina-Pérez, Andres Eduardo Gutierrez Rodriguez, Milton García Borroto

In this article, we introduce a framework in C# for fingerprint verification, we briefly explain how to perform fingerprint verification experiments and how to integrate your algorithms to the framework.

All Articles

Windows Vista

Yet Another Fully Functional ownerdraw Menu

23 Jan 2020 by Steffen Ploetz

Another fully functional ownerdraw menu with minimal effort - this time based on Win32, with icons instead of bitmaps, with accelerators and tested for ReactOS and WinNT 4.0 to Windows 10

Custom MessageBox with checkbox

11 Sep 2016 by Avatar2400

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

Live Log Viewer

14 Jun 2016 by Alex Wiese

Monitors log files and displays text as it is appended to the file

Convert RTF to Plain Text (Revised Again)

9 Apr 2016 by NightWizzard

Handling for hex expressions and the trailing '}'

SQL-Server-2005

SQL-server-2000

Get date from weeknumber and weekday in VBScript

5 Dec 2015 by NightWizzard

Explained step by step

CalendarExtender

ServicePredicateBuilder for creating Serializable Expressions

30 Nov 2015 by Mohammad Dayyan, VahidJafari

A library for creating .Net Serializable Expressions to send via WCF services

A Good Desktop Software in Users' Eyes

26 Sep 2015 by Southmountain

Some take-away to improve the quality of desktop software

Show Forms Current Monitor on Dual (or more) Monitors

5 Jul 2015 by Tantum

How to show your forms in the current active display on dual (or more) monitors

How to Sign Device Drivers with WDK 7.1

24 Jun 2015 by maratoni

This is a brief tutorial on how to sign a Windows device driver with WDK 7.1

Section Handles Enumeration. Extending File Unlocking

19 May 2015 by Yohamnes Hernandez

How to free blocked files, inclusive if they are mapped in memory. Something that many tools are missing.

3 May 2015 by Pankaj Choudhary - C++ Devepoler

Logging in C++

Host extern Win32 Window in WPF

11 Apr 2015 by El_Codero

Convert doc/docx Documents to PDF with Foxit Reader

10 Apr 2015 by El_Codero

Convert doc/docx documents to pdf with Foxit Reader Printer. Works without use of Word Interop/SharePoint.

.NET Code Comment Utilities

19 Mar 2015 by Peter T. Ringering

A program that makes editing code comments and XML comments easier.

Some Advanced ATL Development Skills for Visual C++ Developers

16 Mar 2015 by sunhui

In this paper, we will discuss some advanced skills for ATL COM development.

C# Storable Box Control 1.4.0.4

6 Mar 2015 by Darkencrow

A multi-drawer style collapsable UI container

Generative Art V: Merge Pixels Like Warhol

18 Jan 2015 by dietmar schoder

Merge pixels of two images into one new pop artwork

Generative Art IV: Distribute Points With Poisson

10 Jan 2015 by dietmar schoder

Poisson disc algorithm: fundamental C# classes and methods for the artwork production in the area of generative art.

WPF Gradient Control

5 Jan 2015 by Tanna

This is WPF Gradient Control. I didn't find a suitable gradient control which will generate a linear gradient or radial gradient brush. This is a gradient control which has a color selector and gradient generator. It can generate radial or linear gradient brush.

Generative Art III: Work With Image Tiles

2 Jan 2015 by dietmar schoder

Image sections and images: fundamental C# classes and methods for the artwork production in the area of generative art.

Generative Art II

1 Jan 2015 by dietmar schoder

Read and analyse pixels: fundamental C# classes and methods for the artwork production in the area of generative art.

Autos - Immediate Access to Resources Without Clicking

1 Jan 2015 by tc99

Immediate access to resources without clicking

Generative Art I

29 Dec 2014 by dietmar schoder

Turtle graphics: fundamental C# classes and methods for the artwork production in the area of generative art.

R-tree:Space Search Algorithm

2 Dec 2014 by HateCoding

This tip will show you an example for using R-tree.

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

13 Nov 2014 by Emiliarge

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

.NET WinForms Tray Icon Implemenation with Win7 and Vista Features

23 Oct 2014 by BrokenEvent

.NET WinForms Tray icon implemenation with Win7 and Vista features: GUID identification, large custom icons, custom UI instead of the hint, etc.

Fixing Daylight Saving Time of Windows for Next 100 years

30 Sep 2014 by Vahid_N

Microsoft has not updated Iran's daylight saving time information since 2009. Let's find out how it works and then fix it for the next 100 years!

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

30 Aug 2014 by Emiliarge

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

Vista Common File Dialog+Read Only

30 Aug 2014 by Javad Taheri (drjackool)

How to use read only option in Vista common file dialog

A Tiny Custom List Control

25 Aug 2014 by HateCoding

A tiny custom list control

custom-controls

Custom disk clean up using WSH VBScript

1 Aug 2014 by Gautham Prabhu K

Perform custom disk clean up when hard disk free space goes low

C# How To Read .xlsx Excel File With 3 Lines of Code

29 Jul 2014 by dietmar paul schoder

Read rows and cells from an xlsx-file: quick, dirty, effective.

Sending and receiving strings from COM-port via jSSC in Java

27 Jul 2014 by Emiliarge

How to send data to device and receive data from device through COM-port

WPF C# / VB.NET Additional (fourth) button on window titlebar (Aero only!)

22 Jul 2014 by Emiliarge

Using WindowChrome from Microsoft.Windows.Shell.dll

Peer Process and its Significance in Improving Robustness of Software Application

30 Jun 2014 by Anant Beriwal

How to counter crash issue in applications

A Task Scheduler Library for .NET Applications

11 Jun 2014 by Sen Jacob

This is an alternative for "A Task Scheduler Library for .NET Applications"

A Task Scheduler Library for .NET Applications

10 Jun 2014 by Sen Jacob

A simple task scheduler utility by which you can schedule a task to run at any time or interval

An Workaround for Double Click on Treeview Checkbox

10 Jun 2014 by Thava Rajan

This tip is used to fix a workaround for a bug in double click on checkbox

XSLT to transform Excel XML worksheet to "named" nodes

10 Jun 2014 by Anamera

This XSLT will output an Excel worksheet containing a CSV type of record collection in a more usable XML format.

Clear Text On Windows Aero Glass

9 Jun 2014 by Rixterz123

How to get text to show perfectly clearly on Aero glass

Copy Paste and Insert in Datagridview (Winforms)

28 May 2014 by Thava Rajan

Copy and insert data at any postion in your datagridview

Communication between the Controllers in AngularJS

14 May 2014 by Member 10771162

AngularJS: Communication between Controllers

Workaround to Solve the Big Size of Cached Images

12 May 2014 by Houssem_Dellai

Cached images will still be in memory even when navigated to another page, I'll suggest some workaround.

Trouble with HttpWebRequest Authorization

25 Apr 2014 by KarstenK

RFC 2617 on the net-platform

LodePngWin32 Class for Rendering PNG Files in Raw WinAPI

23 Apr 2014 by Derell Licht

C++ class that provides a convenient wrapper for lodepng library

How to Get Words Separated in a String Concatenated by Delimiter

14 Apr 2014 by Ankur .K. Vishwakarma

This tip shows you a T/SQL function to split a string concatenated by a delimiter.

SQL-Server-2008R2

Handling Application Settings

15 Mar 2014 by Michael_Davies

Handling large numbers of application settings

Save/Load Image between buffer

4 Mar 2014 by kanbang

Save/Load Image between buffer

Knockout Simple Paged Grid Demonstation

27 Feb 2014 by Dinesh K.S. Kushwaha

Simple Paged Grid by using knockout js

SEH vs C++ exceptions

6 Feb 2014 by Adamanteus

Intercepting SEH exceptions in C++ program

Open .key and .cer files, sign string with private key

13 Jan 2014 by Antonio Lopez R

Specific implemetation for Mexico CFDI. others can use as they need

Print Direct To Windows Printer (EPOS Receipt)

2 Jan 2014 by Michael_Davies

Printing To Line Printers (EPOS) Using Windows

Reduce System Load and Speed Up Your Computer

27 Dec 2013 by IPI Paul

Reduce system load and increase performance

Windows-Installer

Detect Amount of Arc

11 Dec 2013 by Mahdi Nejadsahebi

With this algorithm, we can detect amount and knoll of an arc

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

10 Dec 2013 by JRINC

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

Webix Integration with Online Geographical Maps

21 Nov 2013 by sonic_youth

This tip will tell you how to add popular web maps such as Google, Nokia, OpenStreet and Yandex maps into a Webix app with just several lines of code.

Rendering AltNETType (= .NET FreeType port) with OpenGL

14 Oct 2013 by Demid Korneev

Example of AltNETType use in OpenGL

Using Masked TextBox in .NET

11 Oct 2013 by heemanshubhalla

How to use Masked Textbox control in .NET

Drop all Triggers belonging to any schema in MS SQL Server

9 Oct 2013 by Matthew Taylor

How to remove Microsoft SQL Server triggers associated with a custom schema.

SQL-Server-2005

SQL-server-2000

Custom (XP-like) QuickLaunch

4 Oct 2013 by Adam Wojnar

An easy implementation of the taskbar-independent "quick launch"

Preserving ClearText when using drop shadows

11 Sep 2013 by Niel M.Thomas

A tip to keep your text crisp and clear.

VMWare Unidentified Network Solution

7 Sep 2013 by Joan M

Avoid network problems due to bad network identification on both VMWare virtual adaptors

How to get EXE associated with a File Extension in the Registry

5 Sep 2013 by Mike Meinz

Function returns exe name and command line for the provided filename and extension.

Hello World, Basic Server/Client Example of WCF

24 Aug 2013 by Hasan Habib Surzo

Basic Server/Client Example using Windows Communication Foundation (WCF) programming

VB.NET Emailing System Based on Templates

28 Jul 2013 by Member 10168565

How to send emails based on RTF templates containing images and attachments, while giving the user the possibility to modify the content before sending

Changing Windows Aero Color

24 Jun 2013 by Tejashwi Kalp Taru

Ever wanted to change the Windows Aero color without restarting the DWM?

Where is the Default Browser Command Line in Registry

21 Jun 2013 by Leonid Belousov

This tip shows how to find the default browser command line in registry using Visual C++.

Check Digit Vertical and Horizontal

6 May 2013 by Hernán Hegykozi

This tip explains how to calculate the Check Digit Vertical (CDV) and Horizontal (CDH) by SQL Server.

SQL-Server-2008

SQL-Server-2005

Application Startup Permissions Validator

28 Mar 2013 by Vasudevan Deepak Kumar

This is a simple class/demo application that shows how to check whether the account that is being used to run the application has administrative rights.

Multithreaded, Customizable SysLog Server - C#

27 Mar 2013 by metastruct

Multithreaded, customizable SysLog server in C#.

server-management

Running a Windows .NET application on Linux

12 Mar 2013 by Nelson Kosta Souto

Running the same compiled assembly on Windows and Linux.

Convert Numbers to Words Neatly

3 Feb 2013 by Normz Antonino

This tip shows you how to convert numbers to words neatly.

Multi-client server using C/Windows API

11 Jan 2013 by Zanga D. Dagnogo

This is a simple multiclient server chat on a Local Area Network.

Receiving response from POP3 mail server

8 Jan 2013 by evry1falls

Receiving response correctly from pop mail server is the first step on receiving emails to your own email client.

WPF: Compare two brushes using IsEquals

17 Dec 2012 by fadi_sayyed

WPF Compare two brushes IsEquals

Using C# to Monitor Bandwidth for Wireless Devices Using NetworkInterface and .NET LINQ

19 Nov 2012 by Tyronne Thomas

Using C# to monitor the bandwidth for wireless devices.

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

11 Nov 2012 by ahmed_alashrafy

تفقيط الأرقام العربيه

How to disable the Sleep button while your code is running

6 Nov 2012 by PJ Arends

I needed to disable the Sleep button on my keyboard, here's how.

GetLastError as std::string

19 Oct 2012 by Orjan Westin

Simple function to get the text message corresponding to a system error.

Facebook blocker

10 Oct 2012 by pavan1361

adding require blocking site in hosts file

Creating SQL Joins in Simple Steps

20 Sep 2012 by Sreedhar Puligundla

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

SQL-Server-2005

SQL-server-2000

Blocking Particular Website in Computer

11 Sep 2012 by John Bhatt

How can I block some website permanently like (facebook.com) and more social site on my employees computers

A 64 Bit Version of ODBCTracer

7 Sep 2012 by zippy1981

This is an alternative for "ODBCTracer"

Using LightSwitch Office Integration Pack with Complicated Table Relationships

6 Sep 2012 by Michael_Lu

Provides tips for exporting documents involving tables connected by relationships

Populate TreeView from Simple "list"

27 Aug 2012 by textorijum

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

SolidWidgets Grid

17 Jul 2012 by Jake Franta

SolidWidgets Grid tutorial.

Detect knoll of arc

12 Jul 2012 by Mahdi Nejadsahebi

Detect knoll of an arc.

Display number or amount with commas but no decimal places or extension displayed

5 Jul 2012 by Silver Lightning

Display number or amount with commas but no decimal places or extension displayed

Get a list of physical disks and the partitions on them in VB.NET the easy way

8 Jun 2012 by pdoxtader

Use DeviceIoControl, QueryDosDevice and WNetOpenEnum to get information about your system.

C# Portable Exe File

26 May 2012 by arthur zamarin

Making an exe file from C# project that runs from any Windows, without must of Net Framework instaled.

Quickest Way to Create a .NET Database Application

4 May 2012 by Subha.N

Tip to create a database application using C# .NET in the shortest time possible.

VB.NET wrappers for much of the Windows API

15 Apr 2012 by andrewbb@gmail.com

Includes most API functions except for graphics.

Rename a directory or file name to lower case with C#

13 Apr 2012 by D Y Chan

Change a directory or file name to lower case.

Sniffing out the case of the hearing-impaired DHCP client

25 Dec 2011 by Yvan Rodrigues

How I discovered that Windows Vista doesn't always play nice with DHCP servers. Google is great for finding answers if you know the right question.

Vista Profile Services Problem

20 Nov 2011 by thatraja

Found this Microsoft KBError message: "The User Profile Service failed the logon. User profile cannot be loaded”, when logging on to Windows 7 or Windows Vista[^]From Link[^]:Method 1: Fix the User Account ProfileMethod 2: Log on to Windows and copy your data to a new accountMethod...

Opening the Internet Browser Programmatically

18 Aug 2011 by thatraja

Given below is code for opening the Internet browser programmatically in VB 6 and VB.NET.VB 6Private Declare Function ShellExecute Lib "shell32.dll" Alias _ "ShellExecuteA" (ByVal hwnd As Long, ByVal lpOperation As String, _ ByVal lpFile As String, ByVal lpParameters As...

Opening the Internet Browser Programmatically

17 Aug 2011 by Michael B. Hansen

If I remember correctly, then I had some issues with the above method some years ago. It would not always work on some systems.I personally use the following method to get the EXE path to the system's default browser:public static string GetDefaultBrowser(){ string browser =...

God Mode in Windows7 and Vista

15 Aug 2011 by csanuragjain

Unlocks various control options

Opening the Internet Browser Programmatically

15 Aug 2011 by kbo-mvs

I use this one in C++ (has the advantage that you can use your preferred browser ;-):ShellExecute (NULL, NULL, _T("http://www.codeproject.com"), NULL, NULL, SW_SHOWNORMAL);

Opening the Internet Browser Programmatically

15 Aug 2011 by Kevin Marois

You're incorrect. Explorer is Windows Explorer, not Internet Explorer. Try this:System.Diagnostics.Process.Start("explorer");then this:System.Diagnostics.Process.Start("iexplore.exe", "http://www.codeproject.com");and this:System.Diagnostics.Process.Start("winword.exe",...