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| 2022-06-13 03:13:59 -0500 | asked a question | Check if a node exists using rosnode.rosnode_ping() Check if a node exists using rosnode.rosnode_ping() I just need to find a method to check if a node exists. I'm programm |
| 2022-06-13 03:13:58 -0500 | commented question | Turtle bot empty world is not opening You need to build the package before you run any ros command depends on it. Have you built the package you download from |
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