4248's Notebook
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00 Maps
Maps of content
01 Areas
Art
Butterflies
Butterflies Art
Blender
2024 Gallery
Blender
Computer Science
1 Components of a computer
1 Processor Performance
Processor Performance
2 Processor Components
Control Unit
Processor Components
Registers
The Central Processing Unit
The Fetch, Decode, Execute Cycle
3 Types of Processor
Complex Instruction Set Computers
Graphics Processing Unit
Harvard Architecture
Multi-core and parallel systems
Reduced Instruction Set Computers
The von Nuemann Machine
Types of Processor
2 Systems software
7 Functions of an Operating System7
Functions of an Operating System
8 Types of Operating System
Types of Operating System
9 The Nature of Applications
Application Software
Systems Software
The Nature of Applications
Utility Programs
3 Software development
11 Systems Analysis Methods
Aspects of software development
Development Models
Systems Analysis Methods
14 Assembly Language
Assembly Instructions
Assembly Language
LMC
4 Exchanging data
15 Compression, Encryption and Hashing
Drawings
Caesar cipher drawing
Asymmetric Encryption
Caesar Cipher
Compression
Compression, Encryption and Hashing
Encryption
Hashing
Symmetric Encryption
16 Database Concepts
Database Concepts
Database relationships
Flat File
17 Relational Databases and Normalisation
Database normalisation
Relational Database Design
Relational Databases and Normalisation
18 Introduction to SQL
Introduction to SQL
5 Networks and web technologies
21
DNS
FQDN
Ip Addresses
LAN
Structure of the Internet
WAN
22 Internet Communication
Internet Communication
Protocols
Routers and Gateways
6 Data types
28 Primitive Data Types, Binary and Hex
Binary
Primitive Data Types, Binary and Hex
30
Binary Arithmetic
Fixed Point Binary
Sign and Magnitude
Two's Complement
31
Floating Point Arithmetic
Negative Exponents
Negative Mantissas
Normalisation
Sign, mantissa and exponent
7 Data Structures
33 Arrays, Tuples and Records
2D Arrays
Arrays
Arrays, Tuples and Records
Tuples
34 Queues and data types
Abstract Data Types
Operations on a Queue
Queues
Queues and data types
35 Lists and Linked Lists
Lists and Linked Lists
8 Boolean algebra
40
Binary Logic
Logic Gates and Truth Tables
41
De Morgans Law
Simplifying Boolean Expressions
42
Karnaugh Maps
Two Variable Problem
43
Adders and D-type flip flops
11 Programming techniques
57 Use of IDE
Use of IDE
Computer Science topics
Hardware
Components
KIOXIA 070314
Computers
TOSHIBA_C660
TOSHIBA C660
Home hub one
Home hub one
Home hub one images
Home hub two
Image pages
Home hub two images
Home hub two images without heat plates
Home hub two internal images
Home hub two
Home hub two board parts
Hub two board identification
Macbook Pro M3 Pro
Macbook Pro M3 Pro internals
Radios
Baofeng UV-5RM Plus
Languages
Conlangs
Calvera
Calvera
Calvera Alphabet
Calvera words
Misc
Kozuka
Stravik
Stravik
German
German alphabet
Greek
Greek alphabet
Japanese
Hiragana
Latin
Latin alphabet
Polish
Polish alphabet
Russian
Basic phrases in russian
Numbers in russian
Russian alphabet
Russian Phrasebook
Languages folder
Maths
01 Algebraic expressions
Collecting like terms
Expanding brackets
Index laws
02 Geometry
Circle midpoint from segment.excalidraw
Midpoints and perpendicular bisectors
Maths
Misc
Awesome
Awesome
Awesome science websites and resources
Flags
Flags I have
Obsidian
Awesome obsidian websites
CSS and customising obsidian
File properties
How big is 4248
Obsidian plugins
Tags
What is this vault?
About misc folder
Zero dimensional space problem
Music
Albums
Mockup Album Covers
Music
Operating systems
Commodore 64
C64 colouring
C64 LOAD
C64 POKE hacks
C64 Tips
Commodore 64
Linux
Arch linux
Quick fixes and hack arounds
dead_network_after_suspend
Software
yay
razer_blade_15
Kernel
Building the linux kernel
Man
Linux manual sections
Misc
The reverse DD
Software
IWD
Tar
Arch install BIOS
Awesome Documentation Websites
Awesome Linux Websites
Linux
Operating Systems
Photography
Microscope
Microscope
Photography
Physics
01 Foundations of physics
Drawings
Basic vector 5N.excalidraw
Perpendicular forces.excalidraw
Resultant vector.excalidraw
Units in physics
Vectors and scalars
02 Forces and Motion
Drawings
Displacement time graph example.excalidraw
Distance time graph example.excalidraw
Varying speed example.excalidraw
Acceleration
Distance and speed
Physics
Programming
arm
arm_basic_linux_kernel_calls
hello_world_arm_linux
c
C programming
stdio
Radios
band-plans
PMR446
Radios
Rockets
Investigation into starship flight 7
Trains
BE Rail
Belgium Rail Photos
Other
Other train images
Signs
Train Signs
UK Rail
UK Train Photos
Trains
02 Fleeting
Computers
FFmpeg
Converting MP4 to Gif
LaTeX
Superscript in LaTeX
Linux
binwalk
binwalk - extract all files
git
Git remove recent changes and pull
Arch install
DD
ISO modification
Yay install
MS-DOS
Create MS-DOS floppy
Rust
Getting the date and time in rust
Vim
Cut and paste in vim
About this folder
03 Projects
Aurlian
Aurlian project progress
DPX
DPX25-494811
DPX25-494811
DPX25-694837
Copyrights
DPX25-694837
DPX25-947834
DPX25-947834
What is DPX
Takiyoka
Takiyoka project progress
Main Projects
Projects folder
04 Daily
15-06-2025
16-06-2025
19-06-2025
24-06-2025
25-06-2025
26-06-2025
05 Papers
Biology
Improving Photosynthesis
Physics
Astrophysics
A Beginner's Guide to Working with Astronomical Data
Other
A brief introduction to quantum algorithms
X-ray equipment operation
X-ray Techniques - Overview
Physics papers
Papers
Papers DB
06 Archive
BTEC Unit 1 rev
A
Algorithm Design
Decomposition
Pattern Generalisation and Abstraction
Pattern Recognition
Section A
B
Flowcharts
Section B
Structured English
C
Arithmetic operations
Built-in functions
Control structures
Data structures
Handling data within a program
Section C
Standard algorithms
Validating data
D
Coding for the Web
Event Driven Programming
Object Oriented Programming
Procedural Programming
Translation
README
Conlangs
Aurlian
Aurlian
Aurlian alphabet
Takiyoka
Kitaru
Takiyoka
Takiyoka phrasebook
Tichimisoko
Old Blog
Seeing what files a process is using in Linux
The old blog
Turning files into videos
Your first ARM Assembly Program
About the archive folder
99 Meta
Updates
01-01-2025
24-01-2025
Updates
About the meta folder
Change logs
CSS autofill
Templates
This is so that CSS autofill works.
Nothing else is in this file.
26 Jun 2025
1 min read
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