lucasw's profile - overview

● Nice Question   × 22

• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• Generate and publish PointCloud2 in ros2?
• catkin build in Ubuntu 20.04 noetic?
• include_directories(SYSTEM foo) equivalent through catkin_package INCLUDE_DIRS?
• gazebo camera frame is inconsistent with rviz + opencv convention
• Load a mesh and publish as shape_msgs::Mesh?
• costmap_2d python interface?
• catkin config --install and --no-install using same build dir?
• ROS support for industrial robotic arms?
• Why no ROSCON 2013 videos on youtube?
• Failed to load plugin libgazebo_ros_control.so
• This robot has a joint named "foo" which is not in the gazebo model.
• What is map_load_time in nav_msgs/MapMetaData?
• multiple/parallel action goal handling example?
• ros2 include a launch file from a launch file
• How to put multiple visual elements into a single link in a urdf?
• Use ros-indigo-opencv3 alongside 2.4.8?
• Running controller_manager spawner with /mybot/robot_description?
• Set ros param list from command line?
• Use C++ camera_info_manager yamls with camera_info_manager_py, and vice versa?
• ros buildfarm for internal projects only
• tf2_ros buffer transform PointStamped?

● Taxonomist   × 1

● Citizen Patrol   × 1

• camera_calibration - override enough data check

● Self-Learner   × 19

• github actions catkin build example?
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• Ignore package in colcon but not catkin?
• ros2 include a launch file from a launch file
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• Generate and publish PointCloud2 in ros2?
• boost bind additional arguments to CameraSubscriber class method callback?
• High rates of corrupt bags with rosbag python api?
• This robot has a joint named "foo" which is not in the gazebo model.
• Getting costmap_2d to update with LaserScan data
• How to read a urdf in python in Indigo?
• xacro arg to xacro:property, or math on xacro args?
• Use ros-indigo-opencv3 alongside 2.4.8?
• Read rosbag with javascript?
• Failed to fetch from local buildfarm repo
• python import tf -> rosdep2.core.InvalidData osx-homebrew.yaml
• gazebo camera frame is inconsistent with rviz + opencv convention
• "ImportError no module named" error when package with msg also has setup.py and installed
• Multiply two tf transforms converted to 4x4 matrices in python?

● Good Question   × 15

• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• catkin build in Ubuntu 20.04 noetic?
• gazebo camera frame is inconsistent with rviz + opencv convention
• Set ros param list from command line?
• tf2_ros buffer transform PointStamped?
• ROS support for industrial robotic arms?
• Why no ROSCON 2013 videos on youtube?
• ros2 include a launch file from a launch file
• Generate and publish PointCloud2 in ros2?
• catkin config --install and --no-install using same build dir?
• Use ros-indigo-opencv3 alongside 2.4.8?
• ros buildfarm for internal projects only
• Running controller_manager spawner with /mybot/robot_description?
• This robot has a joint named "foo" which is not in the gazebo model.
• What is map_load_time in nav_msgs/MapMetaData?

● Favorite Question   × 6

• ros2 megapixel image pub/sub cpu usage is very high
• catkin build in Ubuntu 20.04 noetic?
• Running controller_manager spawner with /mybot/robot_description?
• multiple/parallel action goal handling example?
• Use ros-indigo-opencv3 alongside 2.4.8?
• ros buildfarm for internal projects only

● Enlightened   × 1

• Use ros-indigo-opencv3 alongside 2.4.8?

● Stellar Question   × 1

• Use ros-indigo-opencv3 alongside 2.4.8?

● Teacher   × 1

• This robot has a joint named "foo" which is not in the gazebo model.

● Supporter   × 1

• How to take save a snapshot from my kinect to disk?

● Student   × 1

• Best toolchain for recording kinect data and converting to pointcloud offline?

● Editor   × 1

• Proper source of xncore for compiling svn opencv with openni support?

● Great Answer   × 15

• How to deactivate image_transport plugins?
• Robot coordinates in map
• gazebo camera frame is inconsistent with rviz + opencv convention
• Extracting the (x,y,z) coordinates from pointcloud2 data in Python
• fatal error: rqt_gui_cpp/plugin.h: No such file or directory
• ModuleNotFoundError: No module named 're'
• This robot has a joint named "foo" which is not in the gazebo model.
• Enum in msg
• PCL Header timestamp
• Generate and publish PointCloud2 in ros2?
• What is the correct way to set args in rosparam?
• pointcloud2 transform c++/python
• Use ros-indigo-opencv3 alongside 2.4.8?
• Passing arguments to callback in Python
• How to save file to the current directory with roslaunch?

● Notable Question   × 106

• roswtf warns on hostname that resolves to 127.0.1.1 when 127.0.0.1 is a local IP
• Query if node was launched required=true at runtime?
• multiple/parallel action goal handling example?
• De-interlace images from video capture card?
• actionlib callback arguments?
• Setting ROSCONSOLE_FORMAT in travis.yml?
• catkin build in Ubuntu 20.04 noetic?
• Change heartbeat_timeout or heartbeat_period in a nodelet?
• roslint python errors to stdout?
• Put many ros1 bags into a database?
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• github actions catkin build example?
• rclcpp publish Image message field out of an shared_ptr message
• View images in rosbag2 bags with sqlite browser?
• Set node name, namespace, remappings after class_loader createInstance?
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• High rates of corrupt bags with rosbag python api?
• Precedence of colcon_ws rclcpp over /opt/ros/crystal version?
• Equivalent of Marker frame_locked for PointCloud2 in rviz?
• MultiThreadedExecutor thread affinity for certain callbacks?
• ros2 megapixel image pub/sub cpu usage is very high
• Converting dynamic reconfigure to ros2 parameters
• Generate and publish PointCloud2 in ros2?
• launch file launched node takes 100% cpu and doesn't update
• ros2 include a launch file from a launch file
• getMTNodeHandle/getMTPrivateNodeHandle doesn't result in additional callbacks, but does take more cpu
• Ignore package in colcon but not catkin?
• stdout to stdin pipe using launch-prefix?
• catkin config --install and --no-install using same build dir?
• "ImportError no module named" error when package with msg also has setup.py and installed
• Image related nodes eating up majority of cpu until system becomes unresponsive?
• Toggle visibility of a specific link in Gazebo?
• Best toolchain for recording kinect data and converting to pointcloud offline?
• Proper source of xncore for compiling svn opencv with openni support?
• ROS support for industrial robotic arms?
• Projector calibration?
• Why no ROSCON 2013 videos on youtube?
• This robot has a joint named "foo" which is not in the gazebo model.
• How to pass parameters loaded from a yaml file into a xacro?
• Bad links on wiki.ros.org/move_base: The requested URL /api/move_base_msgs/html/msg/MoveBaseActionGoal.html was not found on this server.
• xacro arg to xacro:property, or math on xacro args?
• Multiply two tf transforms converted to 4x4 matrices in python?
• Building ros hydro from source on Ubuntu 14.04
• Failed to load plugin libgazebo_ros_control.so
• Gazebo projectors only work on links connected with revolute joints?
• python subscriber to a uvc_camera non-compressed Image?
• Path planning for sensor/tool coverage?
• How do I build sphinx docs from catkin_make in hydro?
• costmap_2d python interface?
• Getting costmap_2d to update with LaserScan data
• ROSCon 2014 videos Here
• Implementing RegionOfInterest and do_rectify in camera driver for use with image_proc?
• How to put multiple visual elements into a single link in a urdf?
• Running controller_manager spawner with /mybot/robot_description?
• How to read a urdf in python in Indigo?
• Multiple CameraInfoManagers in same node?
• Image viewer in undecorated window?
• Are JointPositionControllers supposed to wrap angles on continuous joints?
• topic_tools transform from launch file?
• Use ros-indigo-opencv3 alongside 2.4.8?
• What is map_load_time in nav_msgs/MapMetaData?
• How to set the dynamic reconfigure min, max values programmatically?
• How to view OccupancyGridUpdate in rviz?
• gazebo ros camera plugin publishes images while paused
• How to generate 'format: "32FC1; compressedDepth png"' Image in python from float array?
• rospy TimeSynchronizer with rosbag play *.bag --clock --loop -r 0.1, use_sim_time=true?
• Generic process manager instead of roslaunch?
• How to convert a gazebo ros system to ignition?
• Visualize camera_info as a set of four image corner rays emanating from the camera origin in rviz?
• Set ros param list from command line?
• jade xacro macro param line breaks 'string index out of range'
• ROS traffic over gigabit connection is renegotiated to 100 Mbps
• Getting rosparam from node namespace within bash script?
• Show all message types which contain a given msg
• dynamic reconfigure with libuvc_camera in jade?
• Access controls on topics and services?
• ros buildfarm for internal projects only
• rosdistro add-on fork
• Failed to fetch from local buildfarm repo
• How to load pcd pointcloud into librviz RenderPanel?
• gazebo camera frame is inconsistent with rviz + opencv convention
• python import tf -> rosdep2.core.InvalidData osx-homebrew.yaml
• boost bind additional arguments to CameraSubscriber class method callback?
• Equivalent of rospy.AnyMsg but only for messages with a Header?
• `rosmsg list` or `rosmsg show` equivalent for dynamic reconfigure?
• Load a mesh and publish as shape_msgs::Mesh?
• costmap_2d with nothing but a clearing footprint?
• gazebo camera timestamp is 1.0/update_rate out of date
• 1D motion profile generation?
• Read rosbag with javascript?
• ros_control without gazebo?
• tf2_ros buffer transform PointStamped?
• Use C++ camera_info_manager yamls with camera_info_manager_py, and vice versa?
• rviz setViewController doesn't hook up mouse events?
• Get path to built files programmatically
• include_directories(SYSTEM foo) equivalent through catkin_package INCLUDE_DIRS?
• Node that generates key or mouse events at low level?
• rosdistro cache failing with yaml.scanner.ScannerError: mapping values are not allowed here
• Integrate separate window from librviz node with Camera display?
• Open bags in rqt_bag in by clicking on one in Ubuntu?
• gps time synchronization with pps?
• wiki.ros.org issues
• QVTKWidget is sluggish in rqt in Kinetic 16.04, but fine in Jade 14.04
• Duplicate tf tree operations offline in C++?

● Famous Question   × 104

• roswtf warns on hostname that resolves to 127.0.1.1 when 127.0.0.1 is a local IP
• multiple/parallel action goal handling example?
• Setting ROSCONSOLE_FORMAT in travis.yml?
• roslint python errors to stdout?
• Change heartbeat_timeout or heartbeat_period in a nodelet?
• De-interlace images from video capture card?
• Put many ros1 bags into a database?
• Toggle visibility of a specific link in Gazebo?
• catkin build in Ubuntu 20.04 noetic?
• jade xacro macro param line breaks 'string index out of range'
• include_directories(SYSTEM foo) equivalent through catkin_package INCLUDE_DIRS?
• `rosmsg list` or `rosmsg show` equivalent for dynamic reconfigure?
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• github actions catkin build example?
• Node that generates key or mouse events at low level?
• View images in rosbag2 bags with sqlite browser?
• Set node name, namespace, remappings after class_loader createInstance?
• launch file launched node takes 100% cpu and doesn't update
• rclcpp publish Image message field out of an shared_ptr message
• gazebo camera timestamp is 1.0/update_rate out of date
• MultiThreadedExecutor thread affinity for certain callbacks?
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• ros2 megapixel image pub/sub cpu usage is very high
• Generate and publish PointCloud2 in ros2?
• Converting dynamic reconfigure to ros2 parameters
• High rates of corrupt bags with rosbag python api?
• Precedence of colcon_ws rclcpp over /opt/ros/crystal version?
• Equivalent of Marker frame_locked for PointCloud2 in rviz?
• ros2 include a launch file from a launch file
• Ignore package in colcon but not catkin?
• Get path to built files programmatically
• getMTNodeHandle/getMTPrivateNodeHandle doesn't result in additional callbacks, but does take more cpu
• stdout to stdin pipe using launch-prefix?
• catkin config --install and --no-install using same build dir?
• Open bags in rqt_bag in by clicking on one in Ubuntu?
• rviz setViewController doesn't hook up mouse events?
• QVTKWidget is sluggish in rqt in Kinetic 16.04, but fine in Jade 14.04
• Integrate separate window from librviz node with Camera display?
• Duplicate tf tree operations offline in C++?
• "ImportError no module named" error when package with msg also has setup.py and installed
• Access controls on topics and services?
• Image related nodes eating up majority of cpu until system becomes unresponsive?
• costmap_2d with nothing but a clearing footprint?
• Proper source of xncore for compiling svn opencv with openni support?
• ROS support for industrial robotic arms?
• Best toolchain for recording kinect data and converting to pointcloud offline?
• Projector calibration?
• Why no ROSCON 2013 videos on youtube?
• This robot has a joint named "foo" which is not in the gazebo model.
• Multiply two tf transforms converted to 4x4 matrices in python?
• Building ros hydro from source on Ubuntu 14.04
• xacro arg to xacro:property, or math on xacro args?
• How to pass parameters loaded from a yaml file into a xacro?
• Failed to load plugin libgazebo_ros_control.so
• Getting costmap_2d to update with LaserScan data
• ROSCon 2014 videos Here
• Running controller_manager spawner with /mybot/robot_description?
• How do I build sphinx docs from catkin_make in hydro?
• Implementing RegionOfInterest and do_rectify in camera driver for use with image_proc?
• Path planning for sensor/tool coverage?
• How to read a urdf in python in Indigo?
• costmap_2d python interface?
• Multiple CameraInfoManagers in same node?
• What is map_load_time in nav_msgs/MapMetaData?
• Use ros-indigo-opencv3 alongside 2.4.8?
• gazebo ros camera plugin publishes images while paused
• Visualize camera_info as a set of four image corner rays emanating from the camera origin in rviz?
• How to generate 'format: "32FC1; compressedDepth png"' Image in python from float array?
• Generic process manager instead of roslaunch?
• rospy TimeSynchronizer with rosbag play *.bag --clock --loop -r 0.1, use_sim_time=true?
• How to convert a gazebo ros system to ignition?
• python subscriber to a uvc_camera non-compressed Image?
• topic_tools transform from launch file?
• Show all message types which contain a given msg
• Bad links on wiki.ros.org/move_base: The requested URL /api/move_base_msgs/html/msg/MoveBaseActionGoal.html was not found on this server.
• Image viewer in undecorated window?
• Getting rosparam from node namespace within bash script?
• dynamic reconfigure with libuvc_camera in jade?
• ROS traffic over gigabit connection is renegotiated to 100 Mbps
• How to set the dynamic reconfigure min, max values programmatically?
• How to view OccupancyGridUpdate in rviz?
• Gazebo projectors only work on links connected with revolute joints?
• rosdistro add-on fork
• ros buildfarm for internal projects only
• How to put multiple visual elements into a single link in a urdf?
• How to load pcd pointcloud into librviz RenderPanel?
• Set ros param list from command line?
• gazebo camera frame is inconsistent with rviz + opencv convention
• python import tf -> rosdep2.core.InvalidData osx-homebrew.yaml
• Failed to fetch from local buildfarm repo
• 1D motion profile generation?
• boost bind additional arguments to CameraSubscriber class method callback?
• Read rosbag with javascript?
• Equivalent of rospy.AnyMsg but only for messages with a Header?
• Load a mesh and publish as shape_msgs::Mesh?
• Use C++ camera_info_manager yamls with camera_info_manager_py, and vice versa?
• Are JointPositionControllers supposed to wrap angles on continuous joints?
• tf2_ros buffer transform PointStamped?
• rosdistro cache failing with yaml.scanner.ScannerError: mapping values are not allowed here
• ros_control without gazebo?
• gps time synchronization with pps?
• wiki.ros.org issues

● Popular Question   × 106

• How to convert a gazebo ros system to ignition?
• multiple/parallel action goal handling example?
• roswtf warns on hostname that resolves to 127.0.1.1 when 127.0.0.1 is a local IP
• De-interlace images from video capture card?
• Query if node was launched required=true at runtime?
• Setting ROSCONSOLE_FORMAT in travis.yml?
• catkin build in Ubuntu 20.04 noetic?
• Change heartbeat_timeout or heartbeat_period in a nodelet?
• roslint python errors to stdout?
• Put many ros1 bags into a database?
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• github actions catkin build example?
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• View images in rosbag2 bags with sqlite browser?
• Set node name, namespace, remappings after class_loader createInstance?
• Precedence of colcon_ws rclcpp over /opt/ros/crystal version?
• Equivalent of Marker frame_locked for PointCloud2 in rviz?
• MultiThreadedExecutor thread affinity for certain callbacks?
• ros2 megapixel image pub/sub cpu usage is very high
• Generate and publish PointCloud2 in ros2?
• Converting dynamic reconfigure to ros2 parameters
• launch file launched node takes 100% cpu and doesn't update
• rclcpp publish Image message field out of an shared_ptr message
• ros2 include a launch file from a launch file
• Ignore package in colcon but not catkin?
• getMTNodeHandle/getMTPrivateNodeHandle doesn't result in additional callbacks, but does take more cpu
• stdout to stdin pipe using launch-prefix?
• "ImportError no module named" error when package with msg also has setup.py and installed
• catkin config --install and --no-install using same build dir?
• High rates of corrupt bags with rosbag python api?
• Toggle visibility of a specific link in Gazebo?
• Best toolchain for recording kinect data and converting to pointcloud offline?
• Proper source of xncore for compiling svn opencv with openni support?
• ROS support for industrial robotic arms?
• Projector calibration?
• Why no ROSCON 2013 videos on youtube?
• This robot has a joint named "foo" which is not in the gazebo model.
• How to pass parameters loaded from a yaml file into a xacro?
• Gazebo projectors only work on links connected with revolute joints?
• xacro arg to xacro:property, or math on xacro args?
• Bad links on wiki.ros.org/move_base: The requested URL /api/move_base_msgs/html/msg/MoveBaseActionGoal.html was not found on this server.
• What is map_load_time in nav_msgs/MapMetaData?
• Building ros hydro from source on Ubuntu 14.04
• Multiply two tf transforms converted to 4x4 matrices in python?
• Failed to load plugin libgazebo_ros_control.so
• python subscriber to a uvc_camera non-compressed Image?
• How do I build sphinx docs from catkin_make in hydro?
• Path planning for sensor/tool coverage?
• costmap_2d python interface?
• Getting costmap_2d to update with LaserScan data
• ROSCon 2014 videos Here
• Implementing RegionOfInterest and do_rectify in camera driver for use with image_proc?
• How to put multiple visual elements into a single link in a urdf?
• How to read a urdf in python in Indigo?
• Running controller_manager spawner with /mybot/robot_description?
• Multiple CameraInfoManagers in same node?
• Image viewer in undecorated window?
• Are JointPositionControllers supposed to wrap angles on continuous joints?
• How to set the dynamic reconfigure min, max values programmatically?
• topic_tools transform from launch file?
• Use ros-indigo-opencv3 alongside 2.4.8?
• How to view OccupancyGridUpdate in rviz?
• gazebo ros camera plugin publishes images while paused
• How to generate 'format: "32FC1; compressedDepth png"' Image in python from float array?
• rospy TimeSynchronizer with rosbag play *.bag --clock --loop -r 0.1, use_sim_time=true?
• Visualize camera_info as a set of four image corner rays emanating from the camera origin in rviz?
• Generic process manager instead of roslaunch?
• Set ros param list from command line?
• ROS traffic over gigabit connection is renegotiated to 100 Mbps
• jade xacro macro param line breaks 'string index out of range'
• Getting rosparam from node namespace within bash script?
• Show all message types which contain a given msg
• dynamic reconfigure with libuvc_camera in jade?
• How to load pcd pointcloud into librviz RenderPanel?
• Access controls on topics and services?
• `rosmsg list` or `rosmsg show` equivalent for dynamic reconfigure?
• Use C++ camera_info_manager yamls with camera_info_manager_py, and vice versa?
• ros buildfarm for internal projects only
• rosdistro add-on fork
• Failed to fetch from local buildfarm repo
• Node that generates key or mouse events at low level?
• python import tf -> rosdep2.core.InvalidData osx-homebrew.yaml
• Equivalent of rospy.AnyMsg but only for messages with a Header?
• gazebo camera frame is inconsistent with rviz + opencv convention
• boost bind additional arguments to CameraSubscriber class method callback?
• include_directories(SYSTEM foo) equivalent through catkin_package INCLUDE_DIRS?
• Image related nodes eating up majority of cpu until system becomes unresponsive?
• ros_control without gazebo?
• Load a mesh and publish as shape_msgs::Mesh?
• costmap_2d with nothing but a clearing footprint?
• wiki.ros.org issues
• gazebo camera timestamp is 1.0/update_rate out of date
• 1D motion profile generation?
• Read rosbag with javascript?
• tf2_ros buffer transform PointStamped?
• actionlib callback arguments?
• Get path to built files programmatically
• Open bags in rqt_bag in by clicking on one in Ubuntu?
• rviz setViewController doesn't hook up mouse events?
• gps time synchronization with pps?
• rosdistro cache failing with yaml.scanner.ScannerError: mapping values are not allowed here
• QVTKWidget is sluggish in rqt in Kinetic 16.04, but fine in Jade 14.04
• Integrate separate window from librviz node with Camera display?
• Duplicate tf tree operations offline in C++?

● Critic   × 1

• How do I get Karma?

● Nice Answer   × 102

• Time is out of dual 32-bit range vrep_ros_bridge simulation
• How can I load a yaml rosparam file for a nodelet?
• Deploying a catkin package
• map_saver doesn't return from "Waiting for the map"
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• how to simulate track guided robots (railway vehicle)?
• How to save entire tf tree for a single timestamp in python?
• pointcloud2 transform c++/python
• Generate and publish PointCloud2 in ros2?
• md5sum issue when calling a service from another computer
• transform pointcloud with tf2
• Download all wiki pages
• How to write my own joint state
• Problem with Logitech C270 webcam and Usb_cam
• LaserScan from bag causing Error: "Lookup would require extrapolation into the past."
• ROS2 - rclpy set parameter example?
• IOError: [Errno 13] Permission denied .ros/rosdep/sources.cache/index
• Rosrun executable not found
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• rospy.msg.AnyMsg How do we use?
• Extracting the (x,y,z) coordinates from pointcloud2 data in Python
• For dynamic reconfiguration, which is the main file?
• rospy publisher and subscriber in the same node, filter out "own" messages
• Understanding the bytes in a pcl2 message
• Is it possible to delete a static TFs
• Creating msg messages
• Simple tf transform without broadcaster/listener
• Passing arguments to launch file from Python API
• can't add time and duration.
• Multiply two tf transforms converted to 4x4 matrices in python?
• Robot coordinates in map
• tracked robot Gazebo-ROS
• Godot game engine as ROS node
• How to deactivate image_transport plugins?
• Keyboard key pressed
• Print message from launch file
• fatal error: ros/ros.h: No such file or directory
• rospy rqt - fullscreen?
• Verify if world point is in camera's field of view
• error in using boost::bind to pass parameter
• Retrieve loglevel of current node using rospy
• Create N subscribers to N topics without knowing value of N
• How to view multiple cameras using cv_camera?
• Issue with subscriber callback as publihser
• How to develop ROS camera driver?
• Better way of converting sensor_msgs::PointCloud2 to PointCloud<PointXYZRGB>
• High rates of corrupt bags with rosbag python api?
• "rosbag record -a" in C++?
• PCL Header timestamp
• Controlling robots in gazebo without using gazebo plugins
• What is the correct way to set args in rosparam?
• registering depth image on different image size
• ros2 include a launch file from a launch file
• Usage of Time Synchronizer with rosbag
• Can't convert to image from /camera/image/compressed
• Suppress TF_REPEATED_DATA warnings?
• build ros noetic in ubuntu 22.04
• is there a way to publish topics of the same node at different rates
• xacro arg to xacro:property, or math on xacro args?
• Will ROS Noetic support Ubuntu 22.04?
• Best Practices for Publishing Lots of Related Data
• rviz - video recording
• ROS2 Package using both C++ and Python
• Unable to publish an image using cvbridge
• Find joint axes with RViz TF, rather than link axes?
• opencv3.0 ros indigo
• Calibration pattern chessboard
• Use ros-indigo-opencv3 alongside 2.4.8?
• Publishing virtual camera images from RVIZ
• Calculating Distance From Trajectory
• subscribe one variable from big topic msg
• Zoom camera calibration in ROS?
• python import tf -> rosdep2.core.InvalidData osx-homebrew.yaml
• interface gazebo camera with c++ program
• Which is the best Ubuntu version to use for ROS?
• Problems integrating OpenCV with ROS Indigo
• Passing arguments to callback in Python
• How to show robot tipping over in Rviz
• Dynamic texture in rviz?
• Read rosbag with javascript?
• rqt plugin undefined symbol
• How to simulate a Stewart Platform with ROS?
• How to read a urdf in python in Indigo?
• subsampling rosbag images
• How to transform a pose
• Suspend a publisher
• Enum in msg
• Rospy not working even though it is imported?
• Accessing rviz view (Camera + Marker) in rospy
• How to save file to the current directory with roslaunch?
• gazebo camera frame is inconsistent with rviz + opencv convention
• This robot has a joint named "foo" which is not in the gazebo model.
• fatal error: rqt_gui_cpp/plugin.h: No such file or directory
• ModuleNotFoundError: No module named 're'
• how to publish a complex msg via launch file?
• How can I react to node/nodelet shutdown?
• How to execute subscriber callback on some condition?
• Set log level for each node in ROS CPP
• Can I turn off the autofocus of an autofocus-webcam?
• Fix subcriber rate and drop other messages
• Do the /odom topic and odom->base_link tf provide duplicate information?
• Elasticity/Flexibility to Robots

● Necromancer   × 43

• Time is out of dual 32-bit range vrep_ros_bridge simulation
• topic_tools transform works in console but not in launch file
• rospy subscriber queue
• Can material colors be applied to Collada (.dae) meshes?
• Can't get dynamic reconfigure to spin when callback is a member of a class
• How to split a recorded rosbag file ?
• transform geometry_msgs::TransformStamped to tf2::Transform transform
• Is it possible to delete a static TFs
• rospy.msg.AnyMsg How do we use?
• Catkin_make doesn't generate .h files from the srv tutorial.
• transform pointcloud with tf2
• Programmatic way to stop roslaunch
• Converting raw image into mono8
• How can I save the RVIZ visualization to an image file
• Rosrun executable not found
• Passing arguments to launch file from Python API
• Rviz: Display image in 3D scene
• rospy rqt - fullscreen?
• Enum in msg
• map_saver doesn't return from "Waiting for the map"
• Download all wiki pages
• PCL Header timestamp
• What is the correct way to set args in rosparam?
• Usage of Time Synchronizer with rosbag
• Can't convert to image from /camera/image/compressed
• How to run tests on catkin installed packages?
• Suppress TF_REPEATED_DATA warnings?
• How to obtain list of all available topics [python]
• Is it possible to stop or restart a node at run time?
• TF_OLD_DATA ignoring data from the past, when rosbag twice
• Keyboard key pressed
• How to save file to the current directory with roslaunch?
• Use ros-indigo-opencv3 alongside 2.4.8?
• rviz - video recording
• Publishing virtual camera images from RVIZ
• Port to connect to rostest rosmaster after Indigo
• video from node to v4l2
• rqt plugin undefined symbol
• Rviz trying to display shape_msgs Mesh
• "rosbag record -a" in C++?
• usb_cam package as nodelet
• fatal error: ros/ros.h: No such file or directory
• Sound capture with multiple microphones?

● Great Question   × 7

• Running controller_manager spawner with /mybot/robot_description?
• catkin build in Ubuntu 20.04 noetic?
• ros buildfarm for internal projects only
• This robot has a joint named "foo" which is not in the gazebo model.
• Why no ROSCON 2013 videos on youtube?
• tf2_ros buffer transform PointStamped?
• Use ros-indigo-opencv3 alongside 2.4.8?

● Scholar   × 1

● Civic Duty   × 1

• How do you specify subplots to rqt_plot?

● Enthusiast   × 1

● Organizer   × 1

• Generate and publish PointCloud2 in ros2?

● Commentator   × 1

• Can I run a bash script using roslaunch?

● Rapid Responder   × 9

• openCV transform datatypes to ROS msg tf/goal
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• github actions catkin build example?
• How to get consecutive images with 3 seconds delay
• Convert CameraInfo K & D to OpenCV format convenience functions?
• How to generate 'format: "32FC1; compressedDepth png"' Image in python from float array?
• URDF/RobotModel + joint states to tf robot states in a function call?
• Will ROS Noetic support Ubuntu 22.04?
• How to visualize TransformStamped in rviz

● Guru   × 10

• How to deactivate image_transport plugins?
• Robot coordinates in map
• gazebo camera frame is inconsistent with rviz + opencv convention
• fatal error: rqt_gui_cpp/plugin.h: No such file or directory
• ModuleNotFoundError: No module named 're'
• This robot has a joint named "foo" which is not in the gazebo model.
• Generate and publish PointCloud2 in ros2?
• What is the correct way to set args in rosparam?
• Use ros-indigo-opencv3 alongside 2.4.8?
• Passing arguments to callback in Python

● Good Answer   × 56

• Dynamic texture in rviz?
• Generate and publish PointCloud2 in ros2?
• pointcloud2 transform c++/python
• IOError: [Errno 13] Permission denied .ros/rosdep/sources.cache/index
• Fix subcriber rate and drop other messages
• Understanding the bytes in a pcl2 message
• Convert ros time to hours-minutes-seconds string in system timezone in C++?
• Print message from launch file
• lookupTransform - builtin_interfaces/Time to tf2::TimePoint?
• Simple tf transform without broadcaster/listener
• Is it possible to delete a static TFs
• rospy.msg.AnyMsg How do we use?
• ROS2 - rclpy set parameter example?
• High rates of corrupt bags with rosbag python api?
• subscribe one variable from big topic msg
• Can I turn off the autofocus of an autofocus-webcam?
• How to transform a pose
• Robot coordinates in map
• Extracting the (x,y,z) coordinates from pointcloud2 data in Python
• Creating msg messages
• Multiply two tf transforms converted to 4x4 matrices in python?
• How to deactivate image_transport plugins?
• tracked robot Gazebo-ROS
• fatal error: ros/ros.h: No such file or directory
• gazebo camera frame is inconsistent with rviz + opencv convention
• Calibration pattern chessboard
• fatal error: rqt_gui_cpp/plugin.h: No such file or directory
• How to develop ROS camera driver?
• how to publish a complex msg via launch file?
• ModuleNotFoundError: No module named 're'
• Controlling robots in gazebo without using gazebo plugins
• PCL Header timestamp
• ros2 include a launch file from a launch file
• is there a way to publish topics of the same node at different rates
• ROS2 Package using both C++ and Python
• Suppress TF_REPEATED_DATA warnings?
• build ros noetic in ubuntu 22.04
• Will ROS Noetic support Ubuntu 22.04?
• Create N subscribers to N topics without knowing value of N
• md5sum issue when calling a service from another computer
• can't add time and duration.
• How to write my own joint state
• Use ros-indigo-opencv3 alongside 2.4.8?
• What is the correct way to set args in rosparam?
• What is the correct way to set args in rosparam?
• opencv3.0 ros indigo
• Which is the best Ubuntu version to use for ROS?
• Zoom camera calibration in ROS?
• Passing arguments to callback in Python
• Accessing rviz view (Camera + Marker) in rospy
• How to save file to the current directory with roslaunch?
• This robot has a joint named "foo" which is not in the gazebo model.
• Enum in msg
• Set log level for each node in ROS CPP
• Do the /odom topic and odom->base_link tf provide duplicate information?
• Elasticity/Flexibility to Robots