First Answer: 2021-07-28
Here are some of my answers:
- Finding the most similar words between two columns in Pandas pandas
 - Runtime is improved from 17s to 0.04s numba
 - How does Python’s reduce() work? A combination of a 
cycleon functions andreduceon thelistpython - Colab ram overflow when running model.fit() of AutoKeras Image Classifier for many images tensorflow tensorflow
 - What is the best way to assign a value to a nonexistent key in a dictionary? dictionary
 - A faster way to check regex in Pandas, reducing 938µs to 26.7µs pandas
 - In Keras, creating a custom layer when the build method is called tensorflow
 - Effectively take a batch of images and crop those images tensorflow
 - Improve computation of Jaccard similarity among a batch of vectors from 9s to 116ms numba
 - Efficiently calculate sign changes of orbits in an (x, y) phasespace, Improve 10s to 176ms numba
 - A comparison of Pandas performance between (pandas.loc, pandas.query) pandas