Ar-Ray-code

// ==================================================================
// program : param.cpp
// author:   Ar-Ray (https://github.com/Ar-Ray-code)
// Date:     2021-08-15
// License:  Apache License 2.0
// ==================================================================
#include <rclcpp/rclcpp.hpp>
#include <std_msgs/msg/int32.hpp>

class param_example:public rclcpp::Node

Ar-Ray-code

import launch
import launch_ros.actions

def generate_launch_description():
    param0 = launch.substitutions.LaunchConfiguration('param0', default="0")
    param1 = launch.substitutions.LaunchConfiguration('param1', default="0")
    param2 = launch.substitutions.LaunchConfiguration('param2', default="0")
    param3 = launch.substitutions.LaunchConfiguration('param3', default="0")

    argment0 = launch.actions.DeclareLaunchArgument("param0", default_value="1")

Ar-Ray-code

#!/bin/python3
# ===========================
# Ar-Ray-code 2022
# https://gist.github.com/Ar-Ray-code/ae1a68006ed304ea52b617f991aa3ec2
# ===========================

from PySide2.QtWidgets import QApplication, QWidget, QFileDialog
import sys
import argparse

Ar-Ray-code

#include <iostream>
#include <fcntl.h>
#include <unistd.h>

#include <X11/Xlib.h>
// #include <X11/Xutil.h>

#include <linux/joystick.h>

#define JOY_DEV "/dev/input/js0"

Ar-Ray-code

using System;
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace ROS2
{

/// <summary>

Ar-Ray-code

# src : https://gist.github.com/YashasSamaga/e2b19a6807a13046e399f4bc3cca3a49#file-yolov4-py

import cv2
import time

CONFIDENCE_THRESHOLD = 0.3
NMS_THRESHOLD = 0.4
COLORS = [(0, 255, 255), (255, 255, 0), (0, 255, 0), (255, 0, 0)]

class_names = []