Ask Your Question

aschaefer's profile - activity

2019-11-20 00:59:51 -0500 received badge  Nice Answer (source)
2019-02-27 12:22:19 -0500 received badge  Necromancer (source)
2019-02-27 12:22:19 -0500 received badge  Teacher (source)
2018-12-05 16:52:06 -0500 commented answer publisher not publishing on topic

In case you run into this issue with rospy: The corresponding function is called get_num_connections().

2018-11-29 12:08:02 -0500 edited answer gazebo set joint angles by ROS

Yes, it is possible! In order to control your robot in Gazebo without setting up controllers, you have to follow these

2018-11-29 12:05:21 -0500 edited answer gazebo set joint angles by ROS

Yes, it is possible! In order to control your robot in Gazebo without setting up controllers, you have to follow these

2018-11-14 11:47:13 -0500 answered a question gazebo set joint angles by ROS

When I encountered the same problem, I wrote a ROS package that essentially does what Oscar Lima suggested: It reads ROS

2018-11-01 18:26:27 -0500 received badge  Enthusiast
2018-10-31 21:07:52 -0500 commented answer Rosparam dump from launch file

ROS parameters are a function of time. In ROS, there is no way of telling whether a node is done uploading parameters or

2018-10-31 21:06:26 -0500 edited answer Rosparam dump from launch file

As joq and dornhege pointed out, you cannot control the order in which nodes are started. When I encountered this proble

2018-10-31 21:03:52 -0500 commented answer Rosparam dump from launch file

ROS parameters are a function of time. In ROS, there is no way of telling whether a node will upload or change parameter

2018-10-31 20:59:43 -0500 commented answer Rosparam dump from launch file

ROS parameters are a function of time. There is no way of telling whether a node will upload or change parameters. Howe

2018-10-30 20:52:49 -0500 edited answer Rosparam dump from launch file

As joq and dornhege pointed out, you cannot control the order in which nodes are started. When I encountered this proble

2018-10-30 20:52:49 -0500 received badge  Editor (source)
2018-10-30 20:51:29 -0500 edited answer Rosparam dump from launch file

As joq and dornhege pointed out, you cannot control the order in which nodes are started. When I encountered this proble

2018-10-30 20:35:00 -0500 received badge  Supporter (source)
2018-10-30 20:34:24 -0500 answered a question Rosparam dump from launch file

As joq and dornhege pointed out, you cannot control the order in which nodes are started. When I encountered this proble

2018-10-25 12:51:59 -0500 commented answer Is it possible to launch non ros applications with roslaunch?

Thanks! There are two ways of shutting down a node that controls (not only launches) a subprocess: 1. Terminate subpro

2018-10-24 18:02:36 -0500 answered a question Can I run a bash script using roslaunch?

I also stumbled across this problem and implemented a generic solution. You might want to have a look at the aliencontro

2018-10-24 18:02:36 -0500 commented answer Can you launch non-ROS programs from a .launch file?

The aliencontrol ROS package is a generic wrapper that can launch any external script or executable. You might want to g

2018-10-24 18:02:35 -0500 answered a question Is it possible to launch non ros applications with roslaunch?

You could use the aliencontrol ROS package. This package contains a node that starts an external application. For examp

2018-10-24 18:02:35 -0500 answered a question roslaunch external program

You could use the aliencontrol ROS package. This package contains a node that starts the external application. Almost