Robotics Stackexchange vs. ROS Answer: What is better and for what purpose?
closed as unclear what you're asking by Shahbaz, Josh Vander Hook, Andrew♦ Mar 16 '14 at 8:21
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The following are very common in software driven robotics:
You may notice that all of those have a .stackexchange. But robotics may not always involve these. And it's bigger than all of those.
Neither is better. They have different purposes.