These code stuff are the scaffolding stuff for the videos you can see here

• A form to take student's first name and second name
• On submit, the new student is added to the table on the right
• Trash button on each table row assists you in deleting the records

• Use regex match within /s to filter out records
• Use inbuilt substr function to calculate difference between two year values

• Take returns' rate from the user and discount annual flows with that rate
• Adjust returns' rate so that the NPV nearly equals to zero

• A form on the left container pane that shows the MP choices
• A horizontal bar chart on the right pane that visualizes candidates votes

• select statement to display the questions & take choice inputs
• array indexing to store the keys entered and evaluate results
• color codes escape sequences to display results in green/red