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Set Theory for Programmers

Set Theory for Programmers

If you’ve spent time on HackerRank or LeetCode, you might have noticed most of the optimal solutions use Set Theory. By reading this article, you will gain a deeper knowledge into set theory and how to use it to create optimal algorithms. Set Theory was invented (or found, depending

3 Tips For Making a Popular Open Source Project in 2024 [Ultimate Guide]

3 Tips For Making a Popular Open Source Project in 2024 [Ultimate Guide]

Fancy watching this as a video instead? Click below: Introduction I have around ~10k GitHub stars. I’ve come up with a bullet-pointed actionable list of how to make open-source projects popular. One of the projects I created had 67 lines of code and had only existed for 3 days

Timsort — the fastest sorting algorithm you’ve never heard of

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Timsort — the fastest sorting algorithm you’ve never heard of

Timsort: A very fast , O(n log n), stable sorting algorithm built for the real world — not constructed in academia. Timsort is a sorting algorithm that is efficient for real-world data and not created in an academic laboratory. Tim Peters created Timsort for the Python programming language in 2001. Timsort

How Does BitTorrent Work? A Plain English Guide

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How Does BitTorrent Work? A Plain English Guide

No talk about downloading things on BitTorrent. Or the best clients to do so. Just a deep dive into the technical side of it. Anyone can read this article. Requires ZERO knowledge of networking or BitTorrent to read this. BitTorrent is one of the most common protocols for transferring large

How to Share a Secret (Diffie-Hellman-Merkle)

How to Share a Secret (Diffie-Hellman-Merkle)

Diffie-Hellman-Merkle is a way to share a secret key with someone (or something) without actually sending them the key. Before we look into how we share keys let’s first look into what keys are and why we would want to invent a method to share keys without giving the

How Does Tor Really Work? The Definitive Visual Guide (2023)

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How Does Tor Really Work? The Definitive Visual Guide (2023)

Today, we’re going to do a technical deep-dive into how Tor really works. No mention of how to access Tor, no mention of what might be on Tor. This is how Tor works. Without speculation and without exaggeration of what Tor is. Just a deep dive into the technical

Wise - Money without Borders

Wise - Money without Borders

This article is not financial advice, and the only reason I am writing it is so I can re-read my reasoning. I am posting it online so if I am wrong, others can correct my reasoning. Per Lynch: Know what you own, and know why you own it Do your

Over-engineering my document storage system with Paperless-ngx

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Over-engineering my document storage system with Paperless-ngx

I think the first realisation that I was getting old was when I implemented a system to store physical + digital documents and was excited about it. My previous document system looked a little something like this: Whenever someone asked me "hey can you prove you got a C in

Introducing Ares - The Fastest Way to Decode Anything

Introducing Ares - The Fastest Way to Decode Anything

Or how rewriting a popular Python CLI tool in Rust increased our performance by 8445% GitHub - bee-san/Ares: Automated decoding of encrypted text without knowing the key or ciphers usedAutomated decoding of encrypted text without knowing the key or ciphers used - GitHub - bee-san/Ares: Automated decoding of

Creating your own VPN with PiHole & UnBound on AWS

Creating your own VPN with PiHole & UnBound on AWS

Introduction In this blog post we will: * Create our own VPN on AWS * Add PiHole to iit * Use Unbound as our DNS resolver * Access the VPN using Wireguard * Not go bankrupt doing it! Step 1 Create an AWS lightsail instance on Amazon. We use Lightsail instead of EC2 because EC

🤔 What Is Dynamic Programming With Python Examples

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🤔 What Is Dynamic Programming With Python Examples

Dynamic programming is breaking down a problem into smaller sub-problems, solving each sub-problem and storing the solutions to each of these sub-problems in an array (or similar data structure) so each sub-problem is only calculated once. It is both a mathematical optimisation method and a computer programming method. Optimisation problems

An Algorithm for Finding Anagrams

An Algorithm for Finding Anagrams

Finding anagrams of words does not look like a difficult problem but has an interesting solution. An anagram is a word or sentence that can be transformed into another word or sentence. Elvis has all the same letters as Lives, so Elvis is an anagram of Lives. The way most

Wallet Security for New Witches

Wallet Security for New Witches

The problem with being your own bank is that you are your own bank. Often when people are phished / scammed they cry out for centralisation, for some sort of regulatory body to protect them. Sadly this is not how cryptocurrencies work. When you are your bank, you are responsible for

The Great Unpegging

The Great Unpegging

and the shorters who made billions betting against crypto’s Enron

🔐Ciphey - Automated Decryption Tool

🔐Ciphey - Automated Decryption Tool

Hi! Bit of an unusual post. I’m writing about my first open source tool, Ciphey! Check Ciphey out here. Ciphey answers the question: “What does this encrypted text say?” First, an important distinction. I define encryption as: Anything that you cannot read fluently When normally encryption is defined as: