diff --git a/README.md b/README.md index a5beb7a..768bfb6 100644 --- a/README.md +++ b/README.md @@ -34,7 +34,7 @@ First, install Docker Desktop. [Installation Instructions](https://docs.docker.c **Note:** You will have to select the correct installation based on your macbook chip set (Intel/ Apple Silicone). If you have a M1, M2, M3, etc macbook, you are Apple Silicone. -To setup your environment (one time step), run: +To setup your environment (one time step), run the following command in your Terminal (use copy button): ``` curl -O https://raw.githubusercontent.com/Jeff300fang/MRG_Docker/tutorial/mrg_tutorial_startup_mac.sh && bash mrg_tutorial_startup_mac.sh @@ -92,7 +92,7 @@ source ~/.bashrc && newgrp docker
Then, click the blue icon in the bottom left corner. It should bring up this page.
+**Trouble shooting:** If you do not have the option to attach to a container, it is likely that your container is not running. Make sure your set up is correct and remember to reboot your computer.
@@ -180,7 +181,8 @@ The goal of this section is to familiarize yourself with the concept of nodes an
#### 1.1.a Nodes
**Nodes:** A node in ROS2 represents a process that performs computation, such as sensing, control, planning, or actuation, and typically communicates with other nodes using the ROS2 communication framework.
-First in your terminal, run `ros2 node list`. This will list all running nodes. You should currently have 0 running nodes. Now, in the terminal, run `ros2 run helpers node_q_1_1`. After you run the node, how many nodes are now running? Change the value of `num_nodes` (in ```question_1_1.py```) to the new number of nodes.
+First in your terminal, run `ros2 node list`. It is easiest to use the VSCode terminal. If you do not have a terminal window open go to Terminal --> New Terminal.
+This will list all running nodes. You should currently have 0 running nodes. Now, in the terminal, run `ros2 run helpers node_q_1_1`. After you run the node, how many nodes are now running? Change the value of `num_nodes` (in ```question_1_1.py```) to the new number of nodes.
#### 1.1.b Node Names
Change the value of `first_node_name` to the name of the first node. Make sure you include the starting ```/```.