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2021-02-19 00:37:34 -0600 commented answer How to contribute to ROS2

okay this will seem to solve the problem, thanks for the help Also do you know if Debug build is build from default whe

2021-02-19 00:35:37 -0600 marked best answer How to contribute to ROS2

Hello I m planning to contribute to ros2, but I m a bit confused, the ros2 contributing guildlines tells us that, we need to build it from source (I have done this), but now how do I do version control from this workspace, the correct way to contribute to any open source is by by forking that repo, then creating branch for each issue, but I m not getting how all this is achievable from ros2 workspace which is built by source.

The workspace doesnt contain .git folder so I need to first do git init

2021-02-19 00:35:25 -0600 commented answer How to contribute to ROS2

okay this will seem to solve the problem, thanks for the help

2021-02-19 00:23:45 -0600 commented answer How to contribute to ROS2

thanks for the answers, prev I had built foxy, but someone told me build on this instead https://raw.githubusercontent.c

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2021-02-18 15:56:36 -0600 edited question How to contribute to ROS2

How to contribute to ROS2 Hello I m planning to contribute to ros2, but I m a bit confused, the ros2 contributing guild

2021-02-18 15:02:18 -0600 asked a question How to contribute to ROS2

How to contribute to ROS2 Hello I m planning to contribute to ros2, but I m a bit confused, the ros2 contributing guild

2021-02-13 16:06:37 -0600 edited question Forever running loop in rclcpp publisher

Forever running loop in rclcpp publisher I m trying to create a forever running publisher like, this while(1){}

2021-02-13 16:05:28 -0600 asked a question Forever running loop in rclcpp publisher

Forever running loop in rclcpp publisher I m trying to create a forever running publisher like, this while(1){}

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2020-01-17 08:12:30 -0600 edited question COLCON_PREFIX_PATH showing empty path

COLCON_PREFIX_PATH showing empty path I have ros2 dashing both build from binaries and also from scratch.When I do sourc

2020-01-17 08:12:00 -0600 commented question COLCON_PREFIX_PATH showing empty path

Ohh..never knew about these things.

2020-01-17 05:59:56 -0600 commented question COLCON_PREFIX_PATH showing empty path

@gvdhoorn yes

2020-01-16 10:01:18 -0600 edited question COLCON_PREFIX_PATH showing empty path

COLCON_PREFIX_PATH showing empty path I have ros2 dashing both build from binaries and also from scratch.When I do sourc

2020-01-16 08:25:53 -0600 asked a question COLCON_PREFIX_PATH showing empty path

COLCON_PREFIX_PATH showing empty path I have ros2 dashing both build from binaries and also from scratch.When I do sourc

2019-11-07 03:21:59 -0600 commented answer Error in rviz displaying urdf model

yes you are right restarting solved my issue..thanks

2019-11-02 13:51:28 -0600 edited answer tf.LookupException: "base_link" passed to lookupTransform argument target_frame does not exist.

The reason for this error is that your listener sometimes cannot catch the transform frame which you want for transforma

2019-11-02 13:48:18 -0600 answered a question tf.LookupException: "base_link" passed to lookupTransform argument target_frame does not exist.

The reason for this error is that your listener sometimes cannot catch the transform frame which you want for transforma

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2019-08-28 09:09:07 -0600 edited answer How to start a node after I terminate the lunch file with Ctrl + C

You can use system module in c++ for runnig terminal command through your c++ code,but writing a setInterval function in

2019-08-28 09:05:40 -0600 answered a question How to start a node after I terminate the lunch file with Ctrl + C

You can use system module in c++ for runnig terminal command through your c++ code,but writing a setInterval function in

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2019-08-15 14:59:44 -0600 commented answer I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

Okay.thnaks

2019-08-15 09:22:49 -0600 answered a question How to use opencv and ros kinetic

While the syntax are pretty simple to get hands on the main issue which your are more likely to face is when make your p

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2019-08-15 09:09:11 -0600 marked best answer I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic

#include<ros/ros.h>
        #include<tf/transform_listener.h>
        #include<std_msgs/Float32.h>

        using namespace std;

        class Node{
            private:
                ros::NodeHandle nh;
            public:
                Node(ros::NodeHandle &nh){
                    this->nh=nh;
                }
                ros::NodeHandle getnh(){
                    return this->nh;
                }
        };

        void dataRecevied(const::std_msgs::Float32::ConstPtr &msg){
            ROS_INFO("yes3");
            ROS_INFO("Range is %f",msg->data);
        }

        void turn(Node n){
            ros::NodeHandle nh=n.getnh();
            ros::Subscriber sub;
            ROS_INFO("yes2");
            sub=nh.subscribe("test1",1,dataRecevied);

        }

        int main(int argv,char **argc){
            ros::init(argv,argc,"tf_listener");
            ros::NodeHandle nh;
            Node pub(nh);
            ROS_INFO("yes1");
            turn(pub);
            ros::spin();
        }
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2019-08-15 09:09:07 -0600 commented answer I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

Thank You,your method works..But I have two doubt now,first is that I dont have to declare my NodeHandle global whenever

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2019-08-14 11:21:19 -0600 edited question I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic. include<ros ro

2019-08-14 11:19:33 -0600 edited question I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic. enter code here#i

2019-08-14 11:19:13 -0600 edited question I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic. `#include<ros

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2019-08-14 11:17:24 -0600 edited question I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic. include<ros ro

2019-08-14 11:15:04 -0600 asked a question I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic.

I m trying to make my Nodehandle global,below is my code.But I m unable to listen to subscribed topic. enter code here

2019-08-13 07:06:44 -0600 commented answer Raspberry Pi crashes when I try to build the Catkin workspace

-j1 did the trick