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Musl
December 16, 2023 / Last updated : December 16, 2023 admin Rust Programming

Musl – static linking

I have a chat with chatGPT about Musl, static linking, libc.so.6 and dereferencing smart pointers…here is the conversation! is it possible to make a rust program that prints it’s main.rs and shows what variables live on the stack and which live on the heap? In Rust, it’s not straightforward to inspect the stack and heap […]

lib.rs
December 1, 2023 / Last updated : December 2, 2023 admin Rust Programming

Rust – use an upstream crate

How to write your own library and import it from GitHub, via Cargo.toml
🟩 Rust, main.rs is typically used for the entry point of standalone executables, containing the main function. lib.rs is for library code, providing reusable functionality. When building a binary, main.rs is used; for libraries, lib.rs holds the central module.

studying Rust Code
November 30, 2023 / Last updated : November 30, 2023 admin Rust Programming

Dissecting a Rust Program | Axum & Sled

I’ve chosen a project on GitHub to pick apart and study to learn some new code, crates and ideas. The project is : https://github.com/kyoheiu/url-shortener-axum-sled I chose it because I want to learn more about Sled as it’s recommended to be used with BDK (Bitcoin Development Kit) First, let’s have a look at Cargo.toml and see […]

from trait
November 27, 2023 / Last updated : November 28, 2023 admin Rust Programming

Understanding Rust’s From Trait

In Rust, the From trait plays a crucial role in allowing the conversion of one type into another. Let’s explore this concept through a straightforward example involving the conversion of lengths from feet to meters. Struct Definitions Here, we have two structs, Feet and Meters, each representing a length in a different unit. From Trait […]

axum-rust
November 22, 2023 / Last updated : November 29, 2023 admin Rust Programming

Axum – testing API endpoints

Let’s look at different types of routes in Axum and how to create them AND test them.

As an Aide-mémoire let’s create something I/we can refer back to.

November 21, 2023 / Last updated : November 21, 2023 admin Bitcoin Programming

BDK Wallet Descriptors

If you like Bitcoin and coding in Rust then you will likely want to try out BDK.

BDK introduces you to “Wallet Descriptors”

bitcoin script
November 21, 2023 / Last updated : November 22, 2023 admin Bitcoin Programming

Learn BDK – Bitcoin Dev Kit

Here we continue trying out BDK and learning to use it with Rust : By the end of this article our code will do the following : During testing I had this “Dust” error, so let’s just cover that first… BDK – Error: OutputBelowDustLimit(0) When testing on Testnet you may come across errors with the […]

November 17, 2023 / Last updated : November 17, 2023 admin Rust Programming

Result v Option for Error Handling in Rust

Error handling is a crucial aspect of writing robust and reliable code. In Rust, two common types for representing potential errors are Option and Result. While both are useful, there are situations where using Result provides a more expressive and idiomatic way to handle errors, especially when dealing with functions that can fail due to […]

November 15, 2023 / Last updated : September 3, 2024 admin Rust Programming

Rust quick dev httpc – Fail fast with Cargo watch

quick dev httpc

bitcoin Script
November 2, 2023 / Last updated : November 21, 2023 admin Bitcoin Programming

Exploring Bitcoin BDK with Rust code – Part 2

Descriptors are a compact and semi-standard way to easily encode, or “describe”, how scripts (and subsequently, addresses) of a wallet should be generated

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