const vs constexpr in C++
C++ const vs constexpr: What’s the Real Difference? Both are used in C++ to define constants. Why This Matters Modern C++ encourages writing immutable, efficient, and expressive code. Two …
Tutorial on C++ Ranges
C++20 introduced ranges, a powerful and elegant abstraction for working with sequences (like arrays, vectors, etc.). Ranges improve readability, composability, and performance compared to raw iterators or old-style loops. …
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 …