low-level programming Archives

x86-64 Assembly Bit Manipulation: AND, OR, XOR, NOT, Shifts & Rotates Tutorial

Learn bitwise operations in x86-64 assembly language including AND, OR, XOR, NOT, logical and arithmetic shifts, and bit rotations with practical examples and GDB debugging.

mike December 29, 2025

$Why C Strings End with \0 – Null Terminated Strings Explained Simply$

Assembly Language Coding Computer Science

Why C Strings End with \0 – Null Terminated Strings Explained Simply

Null-terminated strings in C use a zero byte (\0) to mark the end instead of storing length. Learn exactly how C strings work under the hood, see the ASCII values for "Hello", and understand why the null terminator exists.

mike November 23, 2025

Assembly Language Coding Computer Science

Master File Copying with System Calls in x86-64 YASM Assembly

Learn file copying in x86-64 YASM assembly with system calls. This tutorial covers opening files, using looping buffers, and verifying with MD5 checksums.

mike October 5, 2025

Assembly Language Coding Computer Science

Command Line Arguments in Yasm Assembly with GCC: A Practical Guide

Learn to process command line arguments in Yasm assembly with GCC. Practical x86-64 guide for hybrid programs with clear examples. #Assembly #Programming

mike September 14, 2025

Assembly Language Coding Computer Science

Master Command Line Arguments in x86-64 Assembly with YASM

Learn to access command line arguments in x86-64 YASM assembly on Linux. Master stack handling and argv looping in this clear, practical tutorial!

mike September 8, 2025

Assembly Language Coding Computer Science

Mastering x86-64 YASM Assembly: Functions Made Simple

Master x86-64 YASM assembly functions! Learn to write, call, and manage arguments & returns in this beginner-friendly tutorial. Avoid crashes & respect the ABI.

mike August 24, 2025

Assembly Language Coding Computer Science

Mastering System Services in x86-64 Assembly Programming

Learn x86-64 assembly system services! Master syscalls, file descriptors, and program exits with clear examples in this coding tutorial. #AssemblyProgramming

mike August 18, 2025

Assembly Language Coding Computer Science

Demystifying x86-64 Program Segments: Stack, Heap, and More

Understand x86-64 program segments like stack, heap, data, and BSS. Learn to avoid segmentation faults and stack overflows in this beginner-friendly coding tutorial.

mike August 4, 2025

Assembly Language Coding Computer Science

Mastering x86-64 Assembly: A Beginner’s Guide to CPU Registers

Learn x86-64 assembly with this beginner’s guide to CPU registers. Master RAX, RBX, ABI rules, and optimize code. Perfect for low-level programming enthusiasts.

mike July 27, 2025

Computer Science Videos

Master Data Sizes in x86-64 CPUs: Bytes, Words, D Words, and Quad Words Explained

Learn data sizes in x86-64 CPUs: bytes, words, D words, quad words. Clear guide for coders on assembly & registers. Subscribe for more!

mike June 9, 2025