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You want to create plots in a Jupyter notebook that update interactively without opening new windows. Which backend should you select and how?

hard📝 Application Q15 of 15
Matplotlib - Interactive Features
You want to create plots in a Jupyter notebook that update interactively without opening new windows. Which backend should you select and how?
AUse 'TkAgg' backend by calling matplotlib.use('TkAgg') after importing pyplot
BUse 'Agg' backend and call plt.show() to open interactive windows
CUse 'Qt5Agg' backend by setting matplotlib.use('Qt5Agg') before importing pyplot
DUse 'inline' backend by running '%matplotlib inline' magic command in the notebook
Step-by-Step Solution
Solution:
  1. Step 1: Understand Jupyter notebook backend needs

    Jupyter notebooks use special magic commands to enable inline interactive plots.
  2. Step 2: Identify correct backend and usage

    '%matplotlib inline' enables plots inside the notebook without new windows.
  3. Final Answer:

    Use 'inline' backend by running '%matplotlib inline' magic command in the notebook -> Option D
  4. Quick Check:

    Jupyter inline plots = '%matplotlib inline' = C [OK]
Quick Trick: Use '%matplotlib inline' in Jupyter for interactive plots [OK]
Common Mistakes:
  • Setting backend after importing pyplot
  • Using GUI backends that open new windows
  • Calling plt.show() expecting inline plots

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