This article describes how to divide two polynomials and shows the source code to calculate this division. There is also code to add, subtract and multiply two polynomials.

Powering off a Computer using ACPI from DOS

by Tough Developer

How to power off a computer using ACPI from DOS

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ASM

X86/ARM Emulator

1 May 2014 by codestarman

X86/ARM emulator written using C++ and assembler for the .NET environment.

ASM

C++

.NET

CudaPAD

28 Mar 2023 by Ryan Scott White

CudaPAD is a PTX/SASS viewer for NVIDIA Cuda kernels and provides an on-the-fly view of your Cuda code.

64-bit Structured Exception Handling (SEH) in ASM

1 Nov 2017 by Jose A Pascoa

Rolling up a practical solution

ASM

C++

Windows

DirectX and Pure Assembly Language: Doing What Can't be Done - Part I

8 Jun 2017 by CMalcheski

How to Create a Complete DirectX Game in Assembly Language

A Note on How Functions Are Called

26 Apr 2016 by Dr. Song Li

This is a note on how compilers implement function calls to pass the parameters to and get the return value from the called functions.

Adventures with the Pi ... part 4

17 Sep 2017 by leon de boer

Introducing SmartStart something like a BIOS for the Pi

ASM

assembler

Raspberry-Pi

Implementing a Universal Turing Machine With Only mov Instructions

5 Feb 2017 by Gregory Morse

UTM based on mov is Turing-complete paper x86 and x86-64

Serialize/Deserialize objects by reference to transfer json between server and client

31 Aug 2016 by Sheshnath Kumar

This article will find out a solution to serialize/deserialize object by reference at server and client, also will serialize/deserialize objects having circular references.

DirectX and Pure Assembly Language: Doing What Can't be Done - Part IV(b): the Full DirectX App

26 Jun 2018 by CMalcheski

A Full DirectX Sample Application Created in Pure Assembly Language

Code Obfuscation in 64-Bit Land

11 Dec 2016 by Russ Osterlund

Code Obfuscation in 64-Bit Land

Integrating a compiler/assembler in VS ; Using NASM with Visual Studio 2010

9 Jul 2012 by perilbrain

A simple technique to integrate a custom build tool in VS 2010.

RPI3 B+ - Adventures in Pi-land part 3 (Updated Supports Pi1 & 2)

18 Jan 2017 by leon de boer

Third in the series of frustrations and adventures with the Raspberry Pi

ASM

Raspberry-Pi

Event Tracing for Windows: Reducing Everest to Pike's Peak

8 Jun 2017 by David A. Gray

Historically, ETW has been portrayed as having a very steep learning curve, along the lines of the effort required to summit Everest. Realizing its potential value, I set about to reduce the effort to that required to summit Pike's Peak.

An extendable report editor

3 Sep 2008 by RockmanZero

An extendable report editor. You can simply add your own controls without recompiling the program or writing annoying plug-ins.

NET Debugging: Dump All Strings from a Managed Code Process Running

3 Nov 2011 by Rene Pally

Advanced Debugging Processes

x64 Memory Access Monitor

23 Apr 2019 by Member 13737597

This article shows how to automatically catch memory access (read /write) for some memory region and log these changes into file

ASM

C++

Windows

Compiling Your C Code to .NET - Part 2

14 Dec 2019 by Alexandre Bencz

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

XML

ASM

C++

Direct X and Pure Assembly Language: Doing What Can't be Done - Part II

14 Jun 2017 by CMalcheski

Part II - Laying the Foundation for the Migration to Assembly

Generic XOR-Coded Lists

4 Mar 2016 by JorgeLuisOrejel

This article is based on Chapter 2 of my unpublished textbook “Applied Algorithms and Data Structures.”

Windows x64 System Service Hooks and Advanced Debugging

13 Feb 2013 by nick.p.everdox

Working alongside Windows KPP (patchguard) and hooking system services

ASM

Windows

debugging

Collision Proof Shared String Resources

12 Jul 2016 by David A. Gray

Share Win32 string resources without the risk of conflicting resource IDs

Being 'The Compiler': AES-128 Cipher for 8051, Assembly Implementation

14 Nov 2019 by CPallini

An assembly implementation of the AES-128 cipher algorithm for the 8051 microcontroller

ASM

AES

cryptography

How To Use Debug

30 Jun 2009 by siyahdeniz

How to use debug

ASM

hardware

Last branch records and branch tracing

27 Mar 2013 by nick.p.everdox

Usage of Intel/AMD extended processor features.

ProxiFy - Automatic Proxy DLL Generation

28 Mar 2017 by Kristoffer Blasiak

Automated proxy DLL generation with 64 and 32 bit DLL support

DirectX and Pure Assembly Language: Doing What Can't be Done - Part IV(a)

15 Sep 2017 by CMalcheski

Initializing DirectX

Exploring Computational Number Theory (Part 3)

26 Mar 2018 by William Hey

Factoring classic integers

Quiz: Guess What These x86 Assembly Instructions Execute

4 Dec 2021 by Shao Voon Wong

Guess what these assembly instructions with the same source and destination operands do?

ASM

MASM

C++

Discussing MasterCard’s OpenAPI platform with business leader Dave Butler

4 Nov 2013 by CodeProject

Dave Butler, VP and Senior Business Leader at MasterCard, offers developers insight into the company’s worldwide OpenAPI platform.

ASM

Mobile

Windows

artificial-intelligence

Point Inside 3D Convex Polygon in MASM Assembly

4 Mar 2016 by John Jiyang Hou

An algorithm to determine if a point is inside a 3D convex polygon for a given polygon vertices in MASM Assembly

MASM

ASM

Visual-Studio

x64 API Hooker + Disassembler

8 Nov 2018 by Member 13737597

This article shows you how to implement trampolines on x64, introduces the idea of sync and async hooks, and dynamically added runtime filters and loggers.

There and Back Again - A Reprise

15 Apr 2012 by Russ Osterlund

A totally new version of the article I wrote many years ago called "There and Back Again or Stepping Through the JIT Thunk Layer" but this time examines 64-bit processes and V4.0 of Microsoft's .NET runtime.

Get Calling Assembly from StackTrace

1 Jul 2014 by JIANGWilliam

This article introduces a handy way to get the calling Testing Assembly from a called Assembly

Intel® Advisor Review

27 Feb 2017 by theonemule

To fully take advantage of parallelization features, developers have to change how they code. But a great deal of optimizations can be made through Intel’s parallelization tool, Intel Advisor.

Multiple Precision Arithmetic: Sum Algorithm

11 Jun 2022 by Andrea Simonassi

The simplest multiple precision sum algorithm

Loader Snaps

8 Apr 2009 by Naveen

Loader snaps

ASM

C++

Multiple Precision Arithmetic: Subtraction Algorithm

11 Jun 2022 by Andrea Simonassi

A simple subtraction algorithm for multiple precision arithmetic

Multiple Precision Arithmetic: A Multiplication Algorithm

11 Jun 2022 by Andrea Simonassi

The first and simplest of the multiplication algorithms, fast enough to multiply not too large numbers

Sort Numbers using a Fenwick Tree (with Help from ChatGPT)

25 Dec 2022 by InvisibleMedia

This article is written right after a new conversation with ChatGPT (chat.openai.com). This conversation is the next step in writing a new algorithm that sorts numbers into o(n). And, ChatGPT says that it is possible to compute a sorting algorithm to have the complexity in o(n).

ASM

The Intel Assembly Manual

2 May 2021 by Michael Chourdakis

All in one: x86, x64, Virtualization, multiple cores, along with new additions

Reverse Engineering and Function Calling by Address

24 Sep 2008 by AlexAbramov

Ever wanted to know how to call internal functions of other processes? This is an article on just that -- you'll learn how to read disassembled code in a project where the source code is known, and then apply that knowledge on an application where it isn't.

CLR Injection: Runtime Method Replacer

23 Jun 2009 by Ziad Elmalki

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

A Windows Phone 8 Run Tracking App in 100 Lines of Code

4 Jan 2013 by Colin Eberhardt

This article describes the development of a Windows Phone 8 Run Tracking application that uses a number of the new Windows Phone 8 features.

ASM

Windows-Phone-8

Silverlight

An explorative peek into generating deterministic primes through a multi-level multi-language tunneling apparatus

2 Apr 2010 by Nish Nishant, Professor Cuthbert Calculus, Glenn Quagmire

This paper is a summary of a research exercise conducted in conjunction by Nish Sivakumar, Professor Cuthbert Calculus, and Glenn Quagmire.

A Simple C++ Profiler on x64

5 Aug 2014 by Babu_Abdulsalam

A Simple Profiler for C++ apps on x64 platform

The Beginners Guide to Codecaves

27 Aug 2007 by Drew_Benton

This is a complete beginners guide to codecaves that covers the main topics of: what a codecave is, what a codecave can be used for, and how to use a codecave.

Debug Tutorial Part 6: Navigating The Kernel Debugger

6 Aug 2004 by Toby Opferman

Learn the basics of the kernel debugger.

Stepper Motor and 7 Segment Display Control with Parallel Port

31 Dec 2008 by Samet KILICTAS

Stepper motor And seven-segment display control with parallel port using Assembly Language

ASM

Windows

Win32

DirectX and Pure Assembly Language: Doing What Can't be Done - Part III

10 Jul 2017 by CMalcheski

App Initialization and Main Window Creation

Debug Tutorial Part 3: The Heap

20 Mar 2004 by Toby Opferman

Introduction to the heap.

.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.

Beginning Operating System Development, Part Three

17 Nov 2009 by 0x3c0

Descriptor tables and interrupts.

Service Hiding

8 Dec 2009 by Apriorit Inc, Eugene Wineblat

In this article, we continue investigation in the field of hiding application in the system. This article will tell where Windows OS stores the services and how uses them. We’ll discuss how this knowledge can be applied to finding our custom service and hiding it.

The Real, Protected, Long mode assembly tutorial for PCs

30 Dec 2018 by Michael Chourdakis

Immerse yourself in system programming!

Windows Live Messenger Plug-in Development Bible

3 Nov 2008 by IndioX86

An article explaining several Win32 reverse engineering techniques applied to Live Messenger research and plug-in development.

Apex memmove - the fastest memcpy/memmove on x86/x64 ... EVER, written in C

5 Jul 2016 by T. Herselman

2 years ago I went OCD on memcpy/memmove; and wrote over 140 variations (80,000 lines of code) of memmove; testing, disassembling, optimizing and benchmarking them on multiple machines. I never released the article or the code; until now! So I need to do it before I loose my mind!

Writing a 16-bit dummy kernel in C/C++

13 Mar 2014 by AshakiranBhatter

Understanding FAT file system and kernel programming in C/C++

Bypassing Windows XP Logon Password using bootkit

5 May 2010 by fhrdina

An article on Windows XP logon process modification

ASM

Windows

virtualization

Fast Polymorphic Math Parser

3 Dec 2009 by Tomek Kawecki

An article which describes how to implement a fast polymorphic math parser using machine code generation methods.

ASM

C++

Dev

Writing a boot loader in Assembly and C - Part 2

16 Oct 2013 by AshakiranBhatter

Reading the contents of a floppy disk using BIOS interrupts and Services.

Inject your code to a Portable Executable file

27 Dec 2005 by Ashkbiz Danehkar

This article demonstrates five steps to inject your code in a portable executable (EXE, DLL, OCX,...) file without recompiling source code.

How Understanding Assembly Language Helps Debug .NET Applications

15 Feb 2012 by Sasha Goldshtein

This article shows several examples of situations where understanding assembly language helps debug seemingly impossible problems with .NET applications.

Accessing Windows API with Plain x64 Assembly Language

7 Oct 2016 by digital performance

This article shows how to access Windows API with plain x64 assembly programming language (MASM style). It shall also give an overview, how to apply some programming techniques like OOP and multithreading on a low level.

Something You May Not Know About the Macro in MASM

23 Feb 2016 by Zuoliu Ding

A discussion on some MASM Macro usages, including ECHO directive, parameter type/size check, and repetitions with location counter $.

An Anti-Reverse Engineering Guide

9 Nov 2008 by Joshua Tully

A look into what goes into the area of preventing reverse engineering, and gives developers some functions and ideas about preventing reversing engineering of their programs.

40 Basic Practices in Assembly Language Programming

29 Jan 2019 by Zuoliu Ding

A discussion on some basic practices highly recommended in Assembly Language Programming.

JIT Optimizations

4 May 2008 by Sasha Goldshtein

In this article, we will look into JIT optimizations, with specific focus on inlining.

Image Blending in Windows - an Assembly Language Approach

4 Oct 2017 by CMalcheski

Ditching the slowdowns and applying a little elbow grease can create dramatic speed improvements in GDI image blending.

Why is the digital I/O in Arduino slow and what can be done about it?

16 May 2014 by Jan Dolinay

This article explains why the Arduino digital I/O functions are slow and compares them with faster implementation used in Wiring framework.

InjLib - A library that implements remote code injection for all Windows versions

7 Nov 2011 by Antonio Feijao

A library that implements remote code injection for all Windows versions.

Understanding C/C++ Code Behavior by Analyzing Assembler Output

23 Apr 2017 by Zuoliu Ding

A discussion on how Visual C/C++ code works with bit-wise logical and shift operators, as well as a loop optimization.

AVR Assembler 101

5 Mar 2014 by Mike Hankey

Learn the basic of the AVR micro controller and the assembly language

Post mortem C++ exception analysis in embedded applications

21 Aug 2009 by Werner Willemsens

An article on analysing a program exception or software crash.

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

The Main Architecture of MAME.NET

23 Apr 2023 by shunninghuang

C# arcade emulator, ROM hacking

Create Your Own Kernel In C

13 Jan 2018 by Pritam Zope

In this article we will create a simple kernel such as printing HelloWorld first and then writing functions for printing numbers, Keyboard I/O, Box Drawing GUI, and Tic-Tac-Toe game in kernel in C

Beginning Operating System Development, Part Two

1 Oct 2009 by 0x3c0

C++ support code and the console.

How to develop your own Boot Loader

23 Jul 2009 by Apriorit Inc, Alex Kolesnyk

This article describes the first steps in low-level programming on the example of developing of simple boot loader

sprintf_s: Speed Bumps Ahead

19 Jan 2016 by David A. Gray

This article documents issues that I have identified in the new secure overloads of the CRT buffered print routines.

Debug Tutorial Part 2: The Stack

28 Mar 2004 by Toby Opferman

Introduction to the most important ally in the fight against bugs, the stack.

x86 Instruction Encoding Revealed: Bit Twiddling for Fun and Profit

2 Oct 2013 by Nitay Artenstein

An in-depth look at how to disassemble the x86 instruction set, and how to put it to good use in your own code injections

ASM

Windows

Win32

Driver Development Part 6: Introduction to Display Drivers

29 Jan 2006 by Toby Opferman

Introduction to the Windows display driver model.

How processor, assembler, and programming languages work (for dummies)

16 Jan 2012 by Tomas "Frooxius" Mariancik

Explanation of the basic workings of the computer in simple language.

ASM

hardware

Dev

API Hooking with MS Detours

14 Oct 2008 by AlexAbramov

In this article, I will talk about the theories and implementations of API hooking. API hooking is a powerful technique that allows someone to hijack a function and redirect it to a custom one. Anything can be done in these functions before passing control back to the original API.

NHook - A .NET debugger API for x86

1 Dec 2012 by Nicolas Dorier

Debugger API, explore and modify running program easily

Driver Development Part 5: Introduction to the Transport Device Interface

27 Apr 2005 by Toby Opferman

Introduction to TDI Client drivers and more IRP handling.

Bird Programming Language: Part 1

1 Jan 2013 by Dávid Kocsis

A new general purpose language that aims to be fast, high level and simple to use.

ASM

vectorization

ESJ: Extremely Simple JSON for C++

22 Sep 2015 by Jerry Evans

Adding cross-platform round-trip JSON serialization to C++ classes

Virtualization for System Programmers

31 Dec 2018 by Michael Chourdakis

Curious on how you create a hypervisor app? Read mode!

Digging into .NET Object Allocation Fundamentals

29 Sep 2014 by Ben M Watson

Understand exactly what happens during object allocation in .NET, why it's extremely efficient in the common case, and how to trigger slower code paths

Powerful x86/x64 Mini Hook-Engine

10 Apr 2008 by Daniel Pistelli

A powerful x86/x64 Hook-Engine

The Improved Resource String Generator in Action: Thou Shalt Eat Thine Own Dog Food, and Like It!

12 Jul 2016 by David A. Gray

The Excel powered resource generator, version 2, is vastly improved and better documented.

Code Injection into Running Linux Application

12 Feb 2009 by Gregory Shpitalnik

How to inject some code into running Linux application

Using Assembler and SSE2/SSE3 instructions for drawing optimization

29 Jul 2009 by SergStrashko

Introduce the algorithm and technique for pre-drawing process speed up.

Nightmare on (Overwh)Elm Street: The 64-bit Calling Convention

13 May 2017 by CMalcheski

64-bit calling convention

Learning Binary and Hexadecimal

24 Nov 2014 by Jeremy Falcon

A beginner's guide to talking like a computer.

C# Open Source Managed Operating System - Quick View Under the Hood

3 Jul 2011 by Chad Z. Hower aka Kudzu

A quick view under the hood of Cosmos and how it works

Hook Interrupts and Call Kernel Routines in User Mode

20 May 2009 by cyb70289

Inject user mode routine into kernel space and execute

Debug Tutorial Part 7: Locks and Synchronization Objects

7 Aug 2004 by Toby Opferman

Learn the basics of debugging deadlocks and other issues.

XMLFoundation

5 Sep 2017 by Brian Aberle

XMLFoundation is the fastest XML Parser available. It is also a framework foundation for an application that uses XML to enable Object-XML mappings and Application Layer binding to XML Data objects.