This mainly records analysis methods. 1. Strategic Analysis McKinsey’s Seven-Step Problem-Solving Method State the problem Analyze the problem Prioritize Lay out a detailed work plan Perform key analyses Synthesize results and build a structured conclusion Tell the story 2. Recognizing the Problem Most problems are a failure to recognize the problem — unknown unknowns.

1. How to Do Code Review Better Requirement Items Requirements for the committer Small granularity Atomicity With comments Tool checks Requirements for the reviewer First conventions Second logic & performance Third design Requirements for the team Reviewing the old to learn the new 2. Define a Code Review Checklist Requirement Items Naming Variable names

1. Introduction Jupyter Notebook (formerly IPython notebook) is an interactive notebook that supports running more than 40 programming languages. Jupyter Notebook is in fact a web application that lets you create and share program documents, with support for live code, mathematical equations, visualizations, and Markdown. Its uses include data cleaning