nik questions

• How to count strings separated by a semicolon
• error with a function to retrieve data from a database
• deleting all characters after a semicolon
• how to plot a figure with specific distance between each line
• how can I translate efficiently a Java code to python? [closed]
• how to change the color in geom_point or lines in ggplot [duplicate]
• how to rearrange an order of matches between two data frames

nik answers