machinery questions

• Best practices for indexing with pandas
• Calculate difference and mean over groups in DataFrame
• Plotting already calculated Confusion Matrix using Python [duplicate]
• Drawing heat map in python
• How to save variables with onCleanup in Matlab?
• Efficient quaternions to Euler transformation
• How to catch warning in Matlab?
• Adding rows to DataFrame conditioned on values
• How to find clusters in binary 3D image?
• How to calculate normalized euclidean distance on two vectors?

machinery answers