Click here to Skip to main content

Submit your article

MSIL

MSIL

Great Reads

Using Reflection.Emit to Precompile Expressions to MSIL

by Steve Marsh

The classes in this project allow you to parse text expressions entered by a user and compile them to a .NET assembly. This assembly can be executed on the fly, or saved to a DLL.

Building a Simple .NET Compiler

by Jason R. Fruit

Implement a compiling calculator to learn about .NET CIL compilation

Getting Started with Automated White Box Testing (and Pex)

by Jonathan de Halleux, Nikolai Tillmann

Pex is a new tool that helps in understanding the behavior of .NET code, debugging issues, and in creating a test suite that covers all corner cases -- fully automatically.

Introduction to Creating Dynamic Types with Reflection.Emit: Part 2

by jconwell

Part 2 of an introduction to creating dynamic types. This article shows how to actually generate the methods in a dynamic type and how to call them.

Latest Articles

.NET – 5 Free Decompilers

by Mark Pelf

Overview of 5 free .NET Decompilers

HigLabo.Mapper (Zero Configuration, Full Customization, Easy to Use) and Inside of Creating Mapping Library

by Higty

Design mapping rule by test case and write IL code for good performance

DotNetPeLib: A Library to Read and Generate .NET Assemblies in C++11

by Alexandre Bencz

DotNetPELib is a library which abstracts managed information such as namespaces, classes, fields, methods, and instructions. The information can then be used to generate assembly language source files, or PE executables or DLLs.

Compiling Your C Code to .NET - Part 1

by Alexandre Bencz

With this new OrangeC/C++ compiler back-end, you can compile your C code to .NET

All Articles

MSIL

.NET CLR Injection: Modify IL Code during Run-time

7 Aug 2014 by Jerry.Wang

Modify methods' IL codes on runtime even if they have been JIT-compiled, supports release mode / x64 & x86, and variants of .NET versions, from 2.0 to 4.5.

.NET COM Interop using Postbuild

30 Sep 2013 by Florian Rosmann

COM Interop using a little post compiler. As a result, it is possible to use multithreading in combination with COM interfaces.

.NET Internals and Code Injection

14 May 2008 by Daniel Pistelli

An article about .NET internals and code injection

.NET Internals and Native Compiling

30 May 2008 by Daniel Pistelli

An article about .NET internals and native compiling.

virtual-machine

.NET – 5 Free Decompilers

2 Mar 2023 by Mark Pelf

Overview of 5 free .NET Decompilers

[.net] how the MSIL code is being executed without compilation ?

28 Jul 2017 by The_Unknown_Member

Im wondering how the MSIL is running without being compiled firstly ? As I know .NET uses a JIT compiler and the JIT compiler is both interpreter and compiler which runs after the program start (in run-time). So how the MSIL is getting executed ? What I have tried: Asking a question here in...

[.net] how the MSIL code is being executed without compilation ?

28 Jul 2017 by OriginalGriff

Quote: So how the MSIL is getting executed ? There is a wealth of resources on t'internet which explain this: Code Execution Process[^] provides a nice overview, but Google can find you more details. Quote: Can you also explain me how the Assembly code executes ? For example lets assume we have...

A Better Loader for ORM Frameworks

10 Feb 2006 by Chris Stefano

Generate loader classes for faster operation using Reflection.Emit

A High Performance Binary Serializer using Microsoft Common Intermediate Language

1 Feb 2011 by asheesh goja

A high performance binary serializer using Microsoft Common Intermediate Language

A Look under the hood of the .NET Framework

11 Feb 2013 by Sander Rossel

Journey to the center of the .NET Framework with a chance of IL along the way!

A Possible Enhancement of the MSIL

24 Oct 2002 by Valer BOCAN

Microsoft Intermediate Language (MSIL) may be improved by adding a few new instructions

A simple Orca clone using Reflection.Emit

16 Aug 2011 by Reto Ravasio

A WPF app that uses dynamic types and databinding for displaying MSI files.

access data base is not uploading to the server in asp.net.....

23 Jun 2013 by jagdish123061

Hello guys I had uploaded my asp.net website and database to server using core ftp.I had modified my database and trying to upload it to the server using core ftp but it is displaying error like 'Could not access file because it is used by another process'.because when some one opens...

Adding DOC, RTF, and OOXML Export Formats to the Microsoft Report Viewer Control

31 Jul 2008 by Anton Ponomarev

By following steps outlined in this article, you will be able to get Report Viewer to generate reports in Microsoft Word formats (DOC, RTF, WordprocessingML, and OOXML) when working in the local mode.

Advanced .NET Debugging Extracting Information from Memory

2 Nov 2011 by Rene Pally

Advanced .NET Debugging Extracting Information from Memory

An Overview of C# 4.0

13 Nov 2008 by Buu Nguyen

Discusses the new features of C# 4.0 including dynamic lookup, covariance/contravariance generics, named and optional paramters

Analysis of the compiled CIL (Part 1)

30 Mar 2007 by GaryWoodfine

Analysis of the CIL generated by the .net compiler for 4 Languages in VS 2005

virtual-machine

Analyze IL and say hello to your performance

3 Sep 2004 by Hugo Pais Batista

Avoid unnecessary variable declaration and redundant instructions. Analyzing and understanding the compiler and generated IL instructions in a simple example, saving your performance.

Assembly Manipulation and C# / VB.NET Code Injection

26 Apr 2013 by Sebastien Lebreton

Reflexil is an assembly editor and runs as a plug-in for Reflector or JustDecompile. Reflexil is able to manipulate IL code and save the modified assemblies to disk. Reflexil also supports "on-the-fly" C#/VB.NET code injection.

Automated MSIL/PE verification using ILSpy

30 Sep 2013 by Imre S Lengyel

Use ILSpy to perform a more comprehensive check on Emitted assembiles

Broadcasting Events through a Control Hierarchy

3 Mar 2006 by Peter Rilling

Implement support for broadcasting events to all ancestors in a control hierarchy for Win Forms applications.

Building a Simple .NET Compiler

26 Jan 2018 by Jason R. Fruit

Implement a compiling calculator to learn about .NET CIL compilation

Building Security Awareness in .NET Assemblies : Part 1 - Learn to break a .NET Assembly

31 Oct 2004 by Chua Wen Ching

Building Security Awareness in .NET Assemblies : Part 1 of 3

Building Security Awareness in .NET Assemblies : Part 2 - Learn to protect your .NET assemblies from being tampered

31 Oct 2004 by Chua Wen Ching

Building Security Awareness in .NET Assemblies : Part 2 of 3

Building Security Awareness in .NET Assemblies : Part 3 - Learn to break Strong Name .NET Assemblies

31 Oct 2004 by Chua Wen Ching

Building Security Awareness in .NET Assemblies : Part 3 of 3

C# Open Source Managed Operating System - Intro to Plugs

4 Jul 2011 by Chad Z. Hower aka Kudzu

Introduction to writing plugs in Cosmos in C#, Assembly, or X#

C-like Exports between VB6 and VB.NET

26 Jun 2007 by venom00

In this article, we'll talk about VB6-.NET interoperation without involving COM. How? Making C-like exports of some functions from a VB.NET DLL. First, I'll introduce the technique used with a very simple sample and then it will be explained how to set a global hook just using VB (6 and .NET).

Can't figure out why this DynamicMethod so much slower than the native c# method.

16 Nov 2012 by Pascal Ganaye

I wrote a simple object copier that copies public properties.I can't figure out why the Dynamic method is a lot slower than the c# version.DurationsC# method : 4,963 ms Dynamic method : 19,924 msFull (console program) code:using System;using...

Can't figure out why this DynamicMethod so much slower than the native c# method.

16 Nov 2012 by Sergey Alexandrovich Kryukov

Hard to say exactly why the timing results are as you observe them, but I can see one problem: you time the calls of the method incorrectly, because you don't take into account the time taken by JIT. Again, both methods are eventually JIT-interpreted, so it's pretty hard to explain why the...

Can't figure out why this DynamicMethod so much slower than the native c# method.

17 Nov 2012 by Alan N

I modified your code slightly so that it could be compiled using all .NET versions.With .NET2 and 3.5 there was no difference in execution time between the standard and dynamic methods, both taking about 1400 - 1500ms in release mode.However .NET 4 (v4.0.30319) was a different story...

Checking for a port availability from server/IP address

24 Apr 2016 by Member 11873265

How to check for a availability of port When Server address or IP address is given as input by a user. My Research: A custom action should be implemented A custom dialog should be created in Wix which has a editbox and save the text in a property Send the property value to the custom action...

Windows-Installer

Checking for a port availability from server/IP address

24 Apr 2016 by Prasad Khandekar

Hello,Here is a nice[^] tip on this site. Here is another[^] in CPP.Regards,Prasad P. Khandekar

Windows-Installer

CLR Injection: Runtime Method Replacer

23 Jun 2009 by Ziad Elmalki

Replace any method with another method at runtime. Updated for 3.5 SP1.

Code Analysis Tools - A collection of IL code analysis tools

1 Sep 2006 by jconwell

This tool analyses the IL of a list of assemblies, looking for types, methods, and fields that are not used by another list of assemblies. This lets you see if you have unused legacy code lying around that should be cleaned up.

Code generation at runtime

28 Aug 2013 by Software Developer's Journal

The .NET platform contains no extensions which would allow for the use of advanced aspect oriented programming. But it does contain mechanisms which makes it possible to build components which provide similar functionality. We will find out how to achieve this in this article.

Compiler and Anonymous Type

18 Sep 2013 by Suvabrata Roy

How compiler manage anonymous types

Compiling Your C Code to .NET - Part 1

17 Dec 2019 by Alexandre Bencz

With this new OrangeC/C++ compiler back-end, you can compile your C code to .NET

Converting Legacy Assemblies to WCF

18 Apr 2007 by Dave Curylo, MCAD

How to expose legacy or third party assemblies over WCF with simple modifications to the MSIL.

Custom Assemblies in SQL Server 2005 Reporting Services

25 Aug 2005 by Krishna Prasad V.R.

This article focuses on the problems you might face and the probable solution when using .NET custom assemblies. This article also gives in-depth details of modifying .NET assemblies for which you do not have the source code.

SQL-Server-2005

Delegates internals

10 Nov 2011 by zenwalker1985

I have found a few interesting things which I would like to share with you all.

Dependency Injection with ObjectPoolManager (OPM)

31 Oct 2010 by NavnathKale

Lightweight and simple

Disable print to pdf in C++ printdlg

17 Dec 2021 by Member 15265176

I am using PRINTDLG library for an old windows application, that has to print some files. I configured it in a way that it pick up the default printer and print the document without showing any dialog box. But the problem is when there is no...

Disable print to pdf in C++ printdlg

17 Dec 2021 by Rick York

The standard system dialogs allow one to use hook procedures so it would seem like you could utilize a hook procedure and potentially adjust some items from the dialog ie., remove them from consideration. According to the docs : PRINTDLGA...

Don’t rely on obfuscation

21 Feb 2008 by Fady Anwar

An article demonstrating why you should not rely on obfuscation to protect your .NET applications.

DotNetPeLib: A Library to Read and Generate .NET Assemblies in C++11

2 Jan 2020 by Alexandre Bencz

DotNetPELib is a library which abstracts managed information such as namespaces, classes, fields, methods, and instructions. The information can then be used to generate assembly language source files, or PE executables or DLLs.

Dynamic Assemblies using Reflection.Emit. Part II of II - Reflection.Emit

6 May 2007 by Piyush S Bhatnagar

This article explains how Reflection.Emit classes can be used to dynamically generate .NET assemblies.

Dynamic Interface Implementation

3 Apr 2014 by Kemeny Attila

Generate proxy class dynamically which implements interface

Dynamic List Sorting

14 Feb 2006 by Johannes Hansen

Dynamically sorting a list by using dynamic methods and delegates.

Dynamic Objects, Factories, and Runtime Machines to Boost Performance

27 Nov 2007 by Philip Liebscher

An examination of dynamic object instantiation and runtime machines to boost performance.

Editing an assembly's manifest and more...

18 Jun 2005 by Simon McEnlly

An article on editing an assembly's manifest and some other IL attributes.

Experimenting with C# 6’s New Features

23 Jan 2016 by Afzaal Ahmad Zeeshan

C# 6 has been available for a long time, by now! Many developers have written many guides to "list" the features. I have written this post to explain those features, and to explain whether they are actually new or are they just sugar coating to the compiler.

Extending Castle DynamicProxy

8 May 2010 by Thiago de Arruda

Shows how to extend the proxy generated by this framework by using Reflection.Emit.

Extreme Designing

28 Jan 2005 by RedSunBeer

test the apps design

Fast declarative typesafety with DynamicMethods for SQL

16 Oct 2013 by tcassisi

Generating typed field accessors and applying them to object mapping and SQL Stored Procedures

SQL-Server-2008

Fast Dynamic Property Access with C#

22 Mar 2005 by James Nies

Reflecting on Properties is nice, but often it can be too slow. This article describes an alternative method for dynamic property access.

Fast late-bound invocation through DynamicMethod delegates

11 Jul 2005 by Alessandro Febretti

This article describes a way to achieve fast late-bound invocation through the generation of custom MSIL code at runtime.

Fasterflect - a fast and simple API for Reflection invocation

9 Aug 2009 by Buu Nguyen

Examine the implementation, API, and performance for Fasterflect, an alternative to the .NET Reflection API.

FlingOS: Teaching OS dev in C#

16 Sep 2015 by Ed Nutting

In this article I discuss the innovative approach, taken by FlingOS, to teaching OS and low-level development to high-level developers using C#.

Forget PowerPoint – Make a Slideshow in… a Debugger :)

24 Nov 2011 by Sebastian Solnica

The article describes how to make a slideshow in a debugger. It may help you understand the PDB API in System.Reflection.Emit as well as impress listeners on any debugging-related presentations. :)

Generating Assemblies at runtime using IL emit

2 Jul 2012 by Pieter Van Parys

How to generate assemblies at runtime using IL emit

GetOpt for .NET

29 May 2008 by Unknown Narrator

A GetOpt implementation for .NET.

Getting Started with Automated White Box Testing (and Pex)

28 Jan 2009 by Jonathan de Halleux, Nikolai Tillmann

Pex is a new tool that helps in understanding the behavior of .NET code, debugging issues, and in creating a test suite that covers all corner cases -- fully automatically.

Hacking out the C# 2.0 Iterators

4 Apr 2005 by Giancarlo Aguilera

A hack that enables C# 2.0 Iterators with .NET 1.1.

Hardcore Microsoft .Net

22 Feb 2009 by Theraot

What Microsoft didn't want you to know

HigLabo.Mapper (Zero Configuration, Full Customization, Easy to Use) and Inside of Creating Mapping Library

5 Jul 2020 by Higty

Design mapping rule by test case and write IL code for good performance

how can we implement media player in our windows mobile application

12 Apr 2010 by zebamuskan

how can we implement media player in our windows mobile application.

How to change value/field in a config file using wix

24 Apr 2016 by Member 11873265

How to edit a value/field in a configuration file using wix . My research: my custom dialog which ask for user input will be as:The user entered value should be Send to custom action. public class CustomActions { [CustomAction] public static ActionResult SaveUserInfo(Session...

Windows-Installer

How to control .NET JIT from C++?

5 Jun 2015 by Member 10990410

I am writing plugin for Photoshop.Photoshop exposes C plug-in interface.I use WPF for graphic user interface, and C++/CLI for an intermediate layer.In one moment I call DoUI() function from C code. DoUI() is in the .cpp file compiled with /clr switch on. It means that DoUI() is...

How to disable Safemode option in Windows 7 Machine

20 Dec 2012 by Rocky_Bas

Hello,How to turnoff the Safe Mode option in windows 7 machine.Thanks in Advance.

How to disable Safemode option in Windows 7 Machine

20 Dec 2012 by AnkitGoel.com

This may...

How to Embroid Glyph from True Type Font File

11 Jan 2016 by Den367

Using System.Windows.Media library to create embroidery design of a glyph from true type font file

How to Protect your Code from Prying Eyes and Theft

16 Jun 2007 by NineRays, Mark Sochan

Most .NET software projects can easily be tampered, exposing your software to security risks and theft of intellectual property. This article shows different techniques used to protect .NET code and determine the best protection for you. 9rays.Net offers you Spices.Obfuscator to these ends.

product-showcase

How to use SMO transfer method

1 Feb 2021 by Kevin Brady

I have downloaded and installed the latest version of MSSQL Server Management Studio. From the information that I found on-line, this should have installed all of SMO. Is this correct? I cannot find the dll "Microsoft.SqlServer.Management". ...

How to use SMO transfer method

2 Feb 2021 by RickZeeland

It could be in: Microsoft.SqlServer.SmoExtended.dll See: Transfer Class (Microsoft.SqlServer.Management.Smo) | Microsoft Docs[^] The problem with using SMO is that it can change depending on the SQL Server version you have installed, for that...

How useful would it be if...

22 Nov 2009 by Philip Laureano

I've been playing around with IL lately and I think I've figured out a way to inject any IOC container (i.e. LinFu, Ninject, StructureMap, Autofac, etc) into any legacy application without changing the original source code. Would any have a use for this, or is this just a weird idea?

How useful would it be if...

25 Nov 2009 by Aviad P.

Post an article about it - I am sure creative people will find good uses for it.

I am doing my Semester project Web based .net. I have written a code for signup form and insert into the database, but it reguraly giving error or ExecuteNotQuery, Plz help me to improve my...

23 Feb 2014 by Muhammad Taqi Hassan Bukhari

The Code is Registration

I am doing my Semester project Web based .net. I have written a code for signup form and insert into the database, but it reguraly giving error or ExecuteNotQuery, Plz help me to improve my...

23 Feb 2014 by Thomas Daniels

Probably there is something wrong with the given input. You can use parameterized queries to avoid this. Using parameterized queries also protects your application against SQL Injection[^], and it also makes your query more readable.OleDbCommand oleDbCmd = new...

I am doing my Semester project Web based .net. I have written a code for signup form and insert into the database, but it reguraly giving error or ExecuteNotQuery, Plz help me to improve my...

23 Feb 2014 by OriginalGriff

Start off by not doing it like that!Not only does it leave you wide open to SQL Injection attacks, but it probably contributes to (or causes) your problem. Never concatenate strings to form an SQL command! Always use parameterised queries.protected void Button1_Click(object sender, EventArgs...

I am doing my Semester project Web based .net. I have written a code for signup form and insert into the database, but it reguraly giving error or ExecuteNotQuery, Plz help me to improve my...

23 Feb 2014 by Muhammad Taqi Hassan Bukhari

Error Fixed, I just change the table's Columns name.connParam = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\\Projects\\App_Data\\Database.mdb; Persist Security Info=False"; Conn = new OleDbConnection(connParam); try { Conn.Open(); ...

I am doing my Semester project Web based .net. I have written a code for signup form and insert into the database, but it reguraly giving error or ExecuteNotQuery, Plz help me to improve my...

23 Feb 2014 by Dumpala Charan

if you are using msaccess as Database execute the query in that so that you will get to know the problem in that. or Try by keeping square brackets to the coloum names. Hope it will help you.

if you want to implement MVC like struture in ASP.NET how will you call controller

5 Dec 2014 by Vivek S Kale

if you want to implement MVC like struture in ASP.NET how will you call controller

if you want to implement MVC like struture in ASP.NET how will you call controller

5 Dec 2014 by Abhinav S

These beginner links should help you -ASP.NET MVC - Controllers[^]Controllers and Action Methods in ASP.NET MVC Applications[^]ASP.NET MVC Controller Overview (C#)[^]

ILMerge [dll_portable]

1 Jul 2010 by emicroxxx

Transforming ILMerge.exe to DLL [for convenient usage only]

IlPad

21 Sep 2012 by icemanind

A program to compile C# code into MSIL code

ILRewriting for beginners

27 Sep 2012 by Mattias Högström

Runtime IL-Rewriting can be used to add behavior such as logging to applications, or redirect calls from one API to another. This article and accompanying source code explains how to substitute a method call at runtime.

Improving Maintainability of Legacy Code With a JSON Architecture

31 May 2012 by rcarlson-cayen, Cayen Systems

This article details how to make a legacy code base more maintainable by utilizing a JSON architecture.

In .NET what does default the values of fields?

9 Mar 2018 by The_Unknown_Member

When you create a class with some fields that don't have any value explicitly specified by the developer they are defaulted to their default values (for Int32 it's zero). So my question is how do they get defaulted? Does the C# compiler do something behind the scenes in the process of compiling?...

In .NET what does default the values of fields?

9 Mar 2018 by #realJSOP

Google is your friend: c# object defaults - Google Search[^]

In .NET what does default the values of fields?

9 Mar 2018 by Afzaal Ahmad Zeeshan

Apart from what John suggested in Solution 1, please also read about value-types and the reference-types in .NET framework context. In the context, if the developer leaves out the initialization step and only performs declaration, the default value is assigned — which is obvious. I am not an...

Independent Data Access Layer (Ddocumentation in Progress)

4 Apr 2006 by Salvatore Vetro

The art of swap from a database to another changing a flag

SQL-Server-2005

SQL-server-2000

Introduction to CLR World

4 Nov 2015 by Pedro Benevides

It is important to know how things work behind the scenes in .NET.

Introduction to Creating Dynamic Types with Reflection.Emit

6 Mar 2006 by jconwell

Introduction to creating dynamic types with Reflection.Emit.

Introduction to Creating Dynamic Types with Reflection.Emit: Part 2

1 May 2006 by jconwell

Part 2 of an introduction to creating dynamic types. This article shows how to actually generate the methods in a dynamic type and how to call them.

Introduction to IL Assembly Language

18 Apr 2003 by Sameers Javed

Start using IL Assembly Language to debug your code at low level and understand how .NET deals with your high level code

is Android Development a good carrer option

28 Feb 2012 by dare2dash

is swiching over to android apps dev is good ,i'm new in this field

is Android Development a good carrer option

28 Feb 2012 by CPallini

In my personal opinion, yes, it is good. However you should really check the job opportunities locally, in your Country.

is Android Development a good carrer option

28 Feb 2012 by Shameel

It depends on what your interests are. If you have a flair for programming then you can definitely learn android development, that doesn't necessarily mean that you have to give up what you are currently working with.