ROS Resources: Documentation | Support | Discussion Forum | Index | Service Status | ros @ Robotics Stack Exchange
Ask Your Question

ParkerRobert's profile - activity

2022-12-26 10:46:05 -0500 received badge  Student (source)
2022-05-19 21:08:14 -0500 commented answer What is the difference between ros::NodeHandle nh("") and just ros::NodeHandle nh?

That was a clear answer, the constructor is NodeHandle(const std::string& ns = std::string(), const M_string& re

2022-05-19 21:06:49 -0500 commented question ROS Noetic: problem installer SLAM-TOOLBOX

This may seem like a simple question, but have you tried sudo apt install ros-noetic-slam-toolbox? The word install is m

2022-05-19 21:06:37 -0500 commented question ROS Noetic: problem installer SLAM-TOOLBOX

This may seem like a simple question, but have you tried sudo apt install ros-noetic-slam-toolbox the word install is mi

2022-05-16 20:44:50 -0500 answered a question I keep getting this error while running navigation with robot_pose_ekf package

This may not help you exactly, but just to check: is the input frame correctly set to base_link (the default is base_f

2022-05-16 20:44:50 -0500 received badge  Rapid Responder (source)
2022-04-22 07:55:56 -0500 received badge  Nice Answer (source)
2021-09-20 22:00:37 -0500 received badge  Famous Question (source)
2021-08-24 19:37:36 -0500 received badge  Nice Answer (source)
2021-07-15 19:13:31 -0500 received badge  Notable Question (source)
2021-07-07 10:50:00 -0500 commented answer How to create a ROS node that can start and stop counting based on what message the other node its subscribed to sends

Hi @ROSNewbie great to hear! You can go ahead and accept the answer you think is best by clicking on the green arrow in

2021-06-29 12:34:08 -0500 received badge  Popular Question (source)
2021-06-29 06:38:05 -0500 commented answer How to create a ROS node that can start and stop counting based on what message the other node its subscribed to sends

Hi @ROSNewbie great to hear! You can go ahead and accept the answer to think is best by clicking on the green arrow in t

2021-06-29 06:35:46 -0500 received badge  Enthusiast
2021-06-28 10:34:51 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

call the service: by putting these 3 lines. custom_package::custom_serv variable; variable.data = true; isaac_plan_clie

2021-06-28 10:33:35 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

call the service: by putting these 3 lines. custom_package::custom_serv variable; variable.data = true; isaac_plan_clie

2021-06-28 10:31:02 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

Yep it is well explained! The solution in this case shows you how to edit the global planner source code, so that when p

2021-06-28 10:28:42 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

Yep it is well explained! The solution in this case shows you how to edit the global planner source code, so that when p

2021-06-28 10:22:57 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

Yep it is well explained! The solution in this case shows you how to edit the global planner source code, instead of the

2021-06-28 10:22:36 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

Yep it is well explained! The solution in this case shows you how to edit the global planner source code, instead of the

2021-06-27 09:45:57 -0500 commented answer Is it possible for the global planner in move_base to copy an already made plan?

One suggestion would be to subscribe to the node that outputs the std::vector<geometry_msgs::posestamped> from the

2021-06-27 09:22:14 -0500 answered a question Unable to locate ros-kinetic-desktop-full

This may seem rather obvious, but just to check have you sourced the ROS packages: echo "source /opt/ros/kinetic/setup

2021-06-27 09:22:14 -0500 received badge  Rapid Responder (source)
2021-06-27 09:15:46 -0500 received badge  Supporter (source)
2021-06-27 09:14:31 -0500 edited answer How to edit package source code?

Adding to this thread for future readers who may still have queries regarding this. There are 2 main ways of installing

2021-06-27 09:07:48 -0500 marked best answer What is the difference between ros::NodeHandle nh("") and just ros::NodeHandle nh?

I understand that ros::NodeHandle nh("~") is a private namespace and that ros::NodeHandle nh("/") is the global namespace but what exactly is the difference between ros::NodeHandle nh("") and ros::NodeHandle nh, are they the same thing?

2021-06-27 09:07:48 -0500 received badge  Scholar (source)
2021-06-27 09:07:44 -0500 commented answer What is the difference between ros::NodeHandle nh("") and just ros::NodeHandle nh?

That was a clear answer, the constructor is NodeHandle(const std::string& ns = std::string(), const M_string& re

2021-06-27 03:41:07 -0500 asked a question What is the difference between ros::NodeHandle nh("") and just ros::NodeHandle nh?

What is the difference between ros::NodeHandle nh("") and just ros::NodeHandle nh? I understand that ros::NodeHandle nh(

2021-06-27 03:28:16 -0500 answered a question Is it possible for the global planner in move_base to copy an already made plan?

You are actually right. The MakePlan() inside the nav_core::BaseGlobalPLanner is a virtual function which means that it

2021-06-27 03:28:16 -0500 received badge  Rapid Responder (source)
2021-06-27 03:13:38 -0500 edited answer How to create a ROS node that can start and stop counting based on what message the other node its subscribed to sends

As mentioned by @janindu, you can use threads to accomplish this task. At the same time, it is possible for you to restr

2021-06-27 03:10:21 -0500 answered a question How to create a ROS node that can start and stop counting based on what message the other node its subscribed to sends

As mentioned by @janindu, you can use threads to accomplish this task. At the same time, it is possible for you to restr

2021-06-27 03:10:21 -0500 received badge  Rapid Responder (source)
2021-04-02 04:57:11 -0500 commented answer get rotation between two frames

First include the correct header: #include <tf/transform_listener.h> Followed by defining the following: tf:

2021-04-02 04:46:01 -0500 commented answer get rotation between two frames

First include the correct header: #include <tf/transform_listener.h> Followed by defining the following: tf:

2021-04-02 04:44:35 -0500 commented answer get rotation between two frames

First include the correct header: include <tf transform_listener.h=""> Followed by defining the following: tf

2021-03-21 05:15:07 -0500 answered a question How to edit package source code?

Adding to this thread for future readers who may still have queries regarding this. There are 2 main ways of installing

2021-03-08 07:58:36 -0500 answered a question Clearing the obstacles form local costmap

In order for the costmap to be able to clear obstacles, your observation source needs to "see" a distance greater than t

2021-03-08 07:51:18 -0500 edited answer how to call a service inside a node?

To add on to the above answer. You can enter the following into a c++ script. In my example I wanted to call a service a

2020-08-05 23:02:36 -0500 edited answer how to call a service inside a node?

To add on to the above answer. You can enter the following into a c++ script. In my example I wanted to call a service a

2020-08-05 22:57:05 -0500 edited answer how to call a service inside a node?

To add on to the above answer. You can enter the following into a c++ script. In my example I wanted to call a service a

2020-08-05 22:57:05 -0500 received badge  Editor (source)
2020-08-05 22:56:22 -0500 edited answer how to call a service inside a node?

To add on to the above answer. You can enter the following into a c++ script. In my example I wanted to call a service a

2020-08-05 22:54:50 -0500 answered a question how to call a service inside a node?

To add on to the above answer. You can enter the following into a c++ script. In my example I wanted to call a service a

2020-08-05 22:43:01 -0500 commented answer Gmapping combine robot localisation or robot pose ekf

This varies from system to system. I have also read the above but for my system it seems that using the x and y position