Some notes if for any pair of nodes, we can traverse from node A to node B, then it is strongly connected graph diameter means the longest distance of any pair of nodes degree centrality means N_degree / (n - 1) eigenvector centrality is a measure of the influence of a node in a…
Today I was asked how to remap a ROS tf to another one. Normally I would use static_transform_publisher, which could publish an identical transform of…
The Simple Ways to Refactor Terrible Code https://towardsdatascience.com/the-simple-ways-to-refactor-terrible-code-983f563964fc 代码重构新手教程:如何将烂代码变成好代码?…
For ROS2 development, it is common to use Docker, here are the resources Docker — 从入门到实践 https://vuepress.mirror.docker-practice.com/# Docker 技术入门与实战…
ROS2 Robotics Developer Course - Using ROS2 In Python https://www.udemy.com/course/ros2-robotics-developer-course-using-ros2-in-python/ ECE 5463…
closure can choose to only capture some namespace previously closure cannot just capture tom.title, it needs to capture the entire Emploee structure…
We can use the unsafe functions like this use std::collections::HashMap; fn main() { let map = HashMap::new(); let mut map = explain("empty", map…
serde it can serialize and deserialize many data structures to yaml, toml, etc #[derive(Serialize, Deserialize)] pub struct User { id: String, name…
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Technical notes