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CMake - Concepts and Options

CMake Concepts, Compile Options, Commands, CMake-Format

Concepts Hierarchy CMake is hierarchical. That is, you have a top-level project, with multiple subprojects. Basic Operations: 1 2 3 4 cmake_minimum_required(VERSION 3.10) project(MyProject) ad...

Posted by Rico's Nerd Cluster on October 1, 2023

My Journey Into CUDA

GPU Architecture, Tensor Cores, SIMD SIMT, Pinned Memory

A Great introduction video can be found here GPU (GA102) Architecture A graphics card’s brain is its GPU. NVidia’s Ampere GPU architecture family has GA102 and GA104. GA102 is shared across NVidi...

Posted by Rico's Nerd Cluster on August 15, 2023

Bash Magic

Bash is great. Here is a list of bash tricks & knowledge points that I found magical

Builtins Declare The declare builtin is used to explictly declare variables declare -r var is to declare a read-only variable 1 2 declare -r var="123" var="456" # see "var: readonly varia...

Posted by Rico's Nerd Cluster on June 15, 2023

C++ - Writing GTest for ROS

Test! Test! Test!

Concepts Google Test (a.k.a GTest) is an open source unit testing structure. From the official website Test Suite vs Test Case: A test suite contains one or many tests. You should group your t...

Posted by Rico's Nerd Cluster on May 21, 2023

ROS - Using GDB for ROS

GDB is a very useful that allows us to pause at a break point or failure and inspect.

Introduction GDB is EXTREMELY handy. I used to doing a lot of print statements, but now I use GDB a lot. The reason is simple: I can check multiple things at once without recompiling everytime, es...

Posted by Rico's Nerd Cluster on May 20, 2023

ROS Infrastructure Notes

A Running List of ROS Infrastructure I found Useful

ROS Basics Where ROS binaries are stored In ROS, many packages come in the C++ binary form. They are installed through apt, and are stored in /opt/ros/noetic/lib. ROS Actions The ROS Action rea...

Posted by Rico's Nerd Cluster on April 1, 2023

Common Robotics CPP Software Packages

TBB

TBB TBB (Intel Threading Building Blocks) is a parallel-programming library that abstracts out details for managing threads, synchronization, or load balancing explicitly. Key features include: ...

Posted by Rico's Nerd Cluster on February 1, 2023

C++ - Static Functions And Keyword

Static Functions And Keyword

As a very high level summary, the keyword static has two uses: File scope static variables and functions can be only accessed within the current translation unit (i.e., the cpp source file) C...

Posted by Rico's Nerd Cluster on January 30, 2023

C++ - Cpp17 Parallel Algorithms

Posted by Rico's Nerd Cluster on January 30, 2023

C++ - Linkage

In C++, Linkage is Either External Or Internal

Linkage In C and C++, linkage determines the accessibility of functions & variables defined in one source file in other different translation units (i.e., different source files). There are t...

Posted by Rico's Nerd Cluster on January 30, 2023

Rico's Nerd Cluster

CMake - Concepts and Options

CMake Concepts, Compile Options, Commands, CMake-Format

My Journey Into CUDA

GPU Architecture, Tensor Cores, SIMD SIMT, Pinned Memory

Bash Magic

Bash is great. Here is a list of bash tricks & knowledge points that I found magical

C++ - Writing GTest for ROS

Test! Test! Test!

ROS - Using GDB for ROS

GDB is a very useful that allows us to pause at a break point or failure and inspect.

ROS Infrastructure Notes

A Running List of ROS Infrastructure I found Useful

Common Robotics CPP Software Packages

TBB

C++ - Static Functions And Keyword

Static Functions And Keyword

C++ - Cpp17 Parallel Algorithms

C++ - Linkage

In C++, Linkage is Either External Or Internal

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