E.K. questions

• Update Mongo Document with Pymongo
• Eliminate pandas dataframe rows with partial matches
• sqlalchemy, specify database name with DSN
• How to calculate percent change compared to the beginning value using pandas?
• Append two multiindexed pandas dataframes
• How to use days as window for pandas rolling_apply function
• How to access upper left cell of a pandas dataframe?
• Pandas missing x tick labels [duplicate]
• pandas merge on columns with different names and avoid duplicates [duplicate]
• Add/remove custom stop words with spacy

E.K. answers