How would you utilize Flask signals for event-driven programming?
Instruction: Explain how to implement and use signals in a Flask application.
Context: This question assesses the candidate's familiarity with Flask signals for event-driven programming, allowing actions to be triggered by certain events in the application.
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First off, thank you for posing such an intriguing question. Flask signals are indeed a powerful feature for implementing event-driven programming within a Flask application. To utilize Flask signals effectively, it's essential to grasp not only their function but how they can optimize the responsiveness and modularity of a web application...