Tutorial on C++ Smart Pointers
Tutorial on Smart Pointers in C++ Smart pointers in C++ provide automatic and safe memory management. They help avoid memory leaks and dangling pointers by ensuring proper object destruction …
From Idea to GitHub Pages: Building Tools with AI and Vibe Coding
Built and Open-Sourced A Few Mini Tools with AI Recently, I used ChatGPT-4o and o4-mini to quickly build and open-source a few handy tools (100% client based, local/javascript). The …
Toss a Coin 256 Times: The Math Behind an Unbreakable Bitcoin Private Key
Why Cracking a Bitcoin Key Is Harder Than You Can Possibly Imagine I often see some brute-force programs constantly trying to crack Bitcoin wallet keys, claiming they’ve been lucky …
BASH: How to Get HTTP Response Code using Curl Command?
To check the HTTP response code after running a curl command, you can use the -w option with curl, which allows you to specify a custom output format. Here’s …
Teaching Kids Programming – Compute the Range Sum with Update: A Deep Dive into Segment Tree, SQRT Decomposition, Brute Force & Prefix Sum
April 12, 2025
algorithms, Binary Tree, data structure, Prefix Sum, programming languages, python, Python, Segment Tree, SQRT Decomposition
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Teaching Kids Programming: Videos on Data Structures and Algorithms When working with arrays, one common task is to compute the sum of elements within a range, along with supporting …
Building a Reliable Witness Vote Checker for the Steem Blockchain (with Retry & Exponential Backoff)
When working with decentralized platforms like Steem, it’s important to expect occasional hiccups — network issues, API rate limits, or temporary downtimes. That’s why any integration, bot, or tool …