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2020-01-28 06:48:54 -0500 commented question How do you change default python version in ros from 3.7 to 2.7 without re-installing everything?

By default ROS 1 uses Python 2. What makes you think that it works with Python 3?

2020-01-28 06:48:54 -0500 received badge  Commentator
2020-01-15 09:20:47 -0500 commented question Rviz doesn't display Marker messages of octomap_server_node properly

Yeah it works. I'm using an GTX 1070. In the Software & Updates GUI of Ubuntu I changed my driver under the Addition

2020-01-15 09:19:48 -0500 commented question Rviz doesn't display Marker messages of octomap_server_node properly

Yeah it works. I'm using an GTX 1070. In the Software & Updates GUI of Ubuntu I changed my driver under the Addition

2020-01-15 08:46:36 -0500 commented question Rviz doesn't display Marker messages of octomap_server_node properly

I've changed it in etc/default/locale to US version and relogged but still it shows the same gray points only. I'll chec

2020-01-15 08:46:23 -0500 commented question Rviz doesn't display Marker messages of octomap_server_node properly

I've changed it in etc/default/locale to US version and relogged but still it shows the same gray points. I'll check the

2020-01-15 08:36:14 -0500 commented question Rviz doesn't display Marker messages of octomap_server_node properly

I'm Turkish. In Turkey the , is used as decimal seperator. The output of echo $LC_NUMERIC is tr_TR.UTF-8.

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2020-01-15 04:53:10 -0500 edited question Rviz doesn't display Marker messages of octomap_server_node properly

Rviz doesn't display Marker messages of octomap_server_node properly Hi everyone, Rviz doesn't display the produced map

2020-01-15 04:52:44 -0500 edited question Rviz doesn't display Marker messages of octomap_server_node properly

Rviz doesn't display Marker messages of octomap_server_node properly Hi everyone, Rviz doesn't display the produced map

2020-01-15 04:49:21 -0500 asked a question Rviz doesn't display Marker messages of octomap_server_node properly

Rviz doesn't display Marker messages of octomap_server_node properly Hi everyone, Rviz doesn't display the produced map

2020-01-06 06:31:14 -0500 commented question How to use generic gamepad to control Iris quad in Gazebo?

Have you checked this page?

2020-01-04 06:22:52 -0500 commented question How to use generic gamepad to control Iris quad in Gazebo?

Are you able to read sensor_msgs/Joy messages from your gamepad using joy_node?

2020-01-04 06:22:44 -0500 commented question How to use generic gamepad to control Iris quad in Gazebo?

Are you able to read sensor_msgs/Joy from your gamepad using joy_node?

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2019-12-13 14:14:22 -0500 edited answer Rosrun can not find an executable file.

Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executable and sou

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2019-12-13 14:14:04 -0500 edited answer Rosrun can not find an executable file.

Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executable and sou

2019-12-13 14:13:32 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:13:12 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:09:37 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:09:11 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:09:00 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:08:39 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use the same name for both executab

2019-12-13 14:00:14 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use same name for both executable a

2019-12-13 13:58:17 -0500 edited answer Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use same name for both executable a

2019-12-13 13:57:20 -0500 answered a question Rosrun can not find an executable file.

Try this. Change name of your main source code file algorithm_1.cpp to dijkstra.cpp. Use same name for both executable a

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2019-12-04 07:55:34 -0500 commented question Are there any 3D navigation stacks for UAVs?

Does anyone have experience of using move_base_flex for UAV navigation?

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2019-12-03 04:35:47 -0500 commented answer Are there any 3D navigation stacks for UAVs?

I've seen this. What I wonder is if it's possible to change the local/global plan in case of a dynamic obstacle appearan

2019-12-03 02:18:24 -0500 commented question Are there any 3D navigation stacks for UAVs?

Anyone has experience using move_base_flex for UAV navigation?

2019-12-03 02:17:24 -0500 asked a question Are there any 3D navigation stacks for UAVs?

Are there any 3D navigation stacks for UAVs? Hi everyone! Are there any navigation stacks/packages, with collision avoi

2019-11-22 18:24:30 -0500 received badge  Popular Question (source)
2019-11-22 15:54:14 -0500 commented answer gzserver is not responding on Windows 10

Thanks! It works.

2019-11-22 15:53:45 -0500 marked best answer gzserver is not responding on Windows 10

Hi everyone!

I've installed ROS on a Windows 10 machine using this official guide. When I run gzserver in a ROS Command Window, it basically does nothing. On Task Manager, it says Not Responding for the process with the name gzserver.

Thanks in advance!

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2019-11-20 10:49:04 -0500 asked a question gzserver is not responding on Windows 10

gzserver is not responding on Windows 10 Hi everyone! I've installed ROS on a Windows 10 machine using this official gu

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2016-05-10 08:33:42 -0500 commented answer Didn't find class "std_msgs.uint32" error on Android Studio [SOLVED]

Same situation is valid for ROS's official Android tutorial apps.

2016-05-07 12:06:09 -0500 edited question Didn't find class "std_msgs.uint32" error on Android Studio [SOLVED]

Hi everyone.

I am trying to run ROS on my Android device. I downloaded the project below. https://github.com/ollide/rosjava_and...

I opened up it in Android Studio. When I run the project there is nothing wrong. After I click to Connect, Public Master or Private Master it throws the exception below.

It would be really great if anyone can help me or you can tell me what is the best way to run ROS on Android.

OS: Windows 10

IDE: Android Studio 2.1

Device version: Android 5.0, 4.4, 5.1, 6.0

Thanks

UPDATE 1: It also throws the same exception with the examples at https://github.com/rosjava-release/gr... on Ubuntu OS.

UPDATE 2: The app from ollide's project is working well on the virtual devices which are created by Genymotion emulator. After I pressed the connect button, I can see the Android node by executing "rostopic list" on my ubuntu. Still got the same error on my physical devices.

FATAL EXCEPTION: pool-1-thread-7 Process: org.ollide.rosandroid, PID: 31466 org.ros.exception.RosMessageRuntimeException: java.lang.ClassNotFoundException: Didn't find class "std_msgs.uint32" on path: DexPathList[[zip file "/data/app/org.ollide.rosandroid-1/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]] at org.ros.internal.message.definition.MessageDefinitionReflectionProvider.get(MessageDefinitionReflectionProvider.java:58) at org.ros.internal.message.Md5Generator.generate(Md5Generator.java:44) at org.ros.internal.message.Md5Generator$1.variableValue(Md5Generator.java:61) at org.ros.internal.message.definition.MessageDefinitionParser.parseField(MessageDefinitionParser.java:172) at org.ros.internal.message.definition.MessageDefinitionParser.parse(MessageDefinitionParser.java:107) at org.ros.internal.message.Md5Generator.generateText(Md5Generator.java:86) at org.ros.internal.message.Md5Generator.generate(Md5Generator.java:49) at org.ros.internal.message.Md5Generator$1.variableValue(Md5Generator.java:61) at org.ros.internal.message.definition.MessageDefinitionParser.parseField(MessageDefinitionParser.java:172) at org.ros.internal.message.definition.MessageDefinitionParser.parse(MessageDefinitionParser.java:107) at org.ros.internal.message.Md5Generator.generateText(Md5Generator.java:86) at org.ros.internal.message.Md5Generator.generate(Md5Generator.java:49) at org.ros.internal.message.topic.TopicDescriptionFactory.newFromType(TopicDescriptionFactory.java:36) at org.ros.internal.node.DefaultNode.newPublisher(DefaultNode.java:270) at org.ros.internal.node.RosoutLogger.<init>(RosoutLogger.java:41) at org.ros.internal.node.DefaultNode.start(DefaultNode.java:186) at org.ros.internal.node.DefaultNode.access$000(DefaultNode.java:85) at org.ros.internal.node.DefaultNode$1.run(DefaultNode.java:173) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) at java.lang.Thread.run(Thread.java:818) Caused by: java.lang.ClassNotFoundException: Didn't find class "std_msgs.uint32" on path: DexPathList[[zip file "/data/app/org.ollide.rosandroid-1/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) at java.lang.ClassLoader.loadClass(ClassLoader.java:511) at java.lang.ClassLoader.loadClass(ClassLoader.java:469) at org.ros.internal.message.definition.MessageDefinitionReflectionProvider.get(MessageDefinitionReflectionProvider.java:54) at org.ros.internal.message.Md5Generator.generate(Md5Generator.java:44) at org.ros ...

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