What are the most efficient ways to make notes for future reference while you are coding or practicing algorithms?

Why is the k-means clustering algorithm considered an unsupervised learning algorithm? What is it “learning”? Isn’t it just another greedy algorithm?

Today I had my data algorithm exam, and I couldn’t execute the program! Should I feel bad about that?

What are the macro steps required to set up a prop algorithmic trading firm?

How can I create an efficient and accurate classification algorithm as fast as I can?

What is the proposed algorithm for a fake review detection algorithm, with steps?

How do I write a revised Euclidean algorithm in pseudocode?

Is there is any data structure which maintains sorted order of element with duplicate elements?

What is the max permutation of adding an element into a hash table”it has a hash function which puts collided elements in a descending order”?

Is improving one of the big data clustering algorithms enough as a topic for a PhD?

How do I perform the Fast Fourier Transform algorithm on the Microsoft Corporation stock price?

How do you calculate the big O of: for (int k = 2; k < floor (sqrt(n)); k++)?

What’s a good resource for understanding relations in data structures & discrete math?

What is the strangest sorting algorithm?

What is lucky algorithm and its real life implementations?

What is the difference between Segment Tree and Fenwick Tree in terms of operations?

What is the minimum number of coplanar vectors whose sum can be zero (equal and unequal coplanars)? Explain.

What are some of the complex codes/algorithms written to perform a simple task?

Why do we need to write a code to sort an array?

What is the Euclidean algorithm for polynomials?