Tiny.D questions

Tiny.D answers

• How to efficiently combine two columns into one column/ combine strings?
• Write data present in list to a column in excel sheet using xlxs writer module
• Circle patch as matplotlib legend marker [duplicate]
• Get TypeError: Index must be DatetimeIndex when filtering dataframe
• How do you make the x-axis pass through (0,0) with matplotlib in Python?
• Read CSV file with semicolon as delimiter
• python Postgresql CREATE DATABASE IF NOT EXISTS is error
• Object of type 'bytes' is not JSON serializable when upgrading my python environment
• How to extract the text inside a tag with BeautifulSoup in Python?
• XlsxWriter set global font size