Computer Science Archives - NeuralLantern.com

Signed Integer Division in x86-64 Assembly with IDIV and CQO

Step-by-step tutorial on performing signed integer division in x86-64 assembly language using the IDIV instruction and CQO for sign extension. Includes complete working Yasm code on Ubuntu/Linux.

mike December 14, 2025

Computer Science Drivers Networking

TP-Link AC600 USB WiFi on Raspberry Pi – How to Compile and Install the Driver from Source (Works!)

Complete working guide to install the TP-Link AC600 (Archer T2U Nano, T2U Plus, etc.) USB WiFi adapter on Raspberry Pi by compiling the rtl8812au/rtl8821au driver from source, including DKMS for automatic rebuilds on kernel updates.

mike December 7, 2025

Assembly Language Coding Computer Science

x86-64 Assembly: Signed Integer Multiplication and Addition with IMUL & ADD (YASM on Ubuntu Linux)

Hands-on x86-64 assembly tutorial showing how to perform signed integer multiplication using the IMUL instruction in YASM/NASM on Linux. Covers immediate and global operands, two/three-operand forms, basic addition, with complete working code and live execution.

mike November 30, 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

x86-64 Assembly Segfault on printf? Fix Stack Alignment (Yasm + GCC Demo)

x86-64 assembly crashes on printf due to stack alignment. Yasm + GCC hybrid program fixed with push/pop in prologue and epilogue. Live Linux demo.

mike November 16, 2025

Assembly Language Coding Computer Science

Mix C++, C, and Assembly into One Program – Hybrid Program Full Build Tutorial

Learn to build a hybrid program mixing C++, C, and x86-64 assembly. Covers object files, linking, extern "C", name mangling, and a full Makefile. Run one executable with modules calling each other.

mike November 9, 2025

Assembly Language Coding Computer Science

Yasm x86-64 Assembly: Instruction Formats, Operands, MOV, ADD, Memory & Registers Explained

Yasm assembly tutorial: decode instruction formats, operands, mov, add, memory sizes & registers. Fix common crashes. Code-along x86-64 guide for beginners.

mike November 2, 2025

Computer Science Networking Raspberry Pi

DIY Raspberry Pi Wi-Fi Repeater Part 5: Static Routes and Proof of Success

Build a Raspberry Pi Wi-Fi repeater with this easy tutorial! Learn to set up an access point, test connectivity, and configure static routes to extend your network range.

mike October 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

Computer Science Networking Raspberry Pi

Setting Up a Raspberry Pi Wi-Fi Repeater – Scene 4: IP Forwarding & Access Point

Set up a Raspberry Pi Wi-Fi repeater with IP forwarding & access point configuration. Step-by-step guide for network extension. #RaspberryPi #WiFiRepeater

mike September 29, 2025