Ivan Shelonik questions

• source bashrc doesn't work in cron
• how to write rectangle (bounding box) by xmax xmin ymax ymin using opencv
• Draw Text inside circle OpenCV
• How to create a list of dictionaries from a list of keys and a list of values
• Spark cosine distance between rows using Dataframe
• How to load Only column names from csv file (Pandas)?
• Difference between $PATH, sys.path and os.environ
• Xcode version must be specified to use an Apple CROSSTOOL

Ivan Shelonik answers