suab123's profile - activity

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

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

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

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

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

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

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

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

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

Ohh..never knew about these things.

@gvdhoorn yes

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

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

yes you are right restarting solved my issue..thanks

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

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

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

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

Okay.thnaks

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

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();
        }

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

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

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

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

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

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

-j1 did the trick