HimanAB questions

• Find the index of certain values in a data frame and put it as a separate column
• Store SQL query results returned from the Server
• Two-dimensional Map Java
• Count the number of certain values in a data frame after group by
• Add a label to y-axis to show the value of y for a horizontal line in matplotlib
• multiple barplots in R side by side
• Undo Log error: No more space left over in system tablespace for allocating UNDO log pages
• deploy/debug java code on a remote server using Intellij
• Numpy mean of nonzero values
• Remove the extra plot in the matplotlib subplot

HimanAB answers