how to validate if there's already a field with the same registered number (Logical problem) Problem Description: (https://i.stack.imgur.com/52C98.png) I can’t let the user enter a code that already exists in the database,so i need to make one more validation for this field "code". obviously I have to use a ‘if statement’ but i just can’t … Read more
Check if the corresponding elements in two different list of dataframes are equal Problem Description: I have a two separate list of dataframes. The first list of dataframe is lst1 $`1` [1] 8.523769e-05 6.615035e-05 1.177740e-04 1.173578e-04 8.798214e-05 6.328218e-05 4.768889e-05 3.658710e-05 [9] 1.294623e-05 1.179838e-06 1.010590e-06 5.204994e-07 2.128048e-06 6.876634e-06 6.011750e-06 5.160903e-05 [17] 5.318722e-05 1.029438e-04 1.173397e-04 $`2` [1] … Read more
How to validate input using if and else Problem Description: I’ve to create a program that takes 2 random prime numbers between 10,000-20,000 and sum them together. I seem to have gotten this ok, but when I ask if the user wants to generate another set within a loop I cant seem to get the … Read more
Create a function to get summary statistics of a data frame in R Problem Description: I have below data frame df3. City Income Cost Age NY 1237 2432 43 NY 6352 8632 32 Boston 6487 2846 54 NJ 6547 7353 42 Boston 7564 7252 21 NY 9363 7563 35 Boston 3262 7352 54 NY 9473 … Read more
How do create a related search terms? Problem Description: I’m working on a school project in code.org for my CS class. I’m trying to build an app that is about the bird.(We are learning about list/arrays, loops, and traversals) In the project I’m trying to build a search box where people can type the name … Read more
Nesting an if condition within an if condition gone wrong? +(Investment and Bond Repayment Calculations in Python) Problem Description: I am working on my first project where I ask users if they are want to calculate an investment or bond. Within this I’ve tried to nest another if/elif/else statement after they input investment or bond … Read more
Nesting an if condition within an if condition gone wrong? +(Investment and Bond Repayment Calculations in Python) Problem Description: I am working on my first project where I ask users if they are want to calculate an investment or bond. Within this I’ve tried to nest another if/elif/else statement after they input investment or bond … Read more
Nesting an if condition within an if condition gone wrong? +(Investment and Bond Repayment Calculations in Python) Problem Description: I am working on my first project where I ask users if they are want to calculate an investment or bond. Within this I’ve tried to nest another if/elif/else statement after they input investment or bond … Read more
Nesting an if condition within an if condition gone wrong? +(Investment and Bond Repayment Calculations in Python) Problem Description: I am working on my first project where I ask users if they are want to calculate an investment or bond. Within this I’ve tried to nest another if/elif/else statement after they input investment or bond … Read more
Keep asking for user input until condition met C++ Problem Description: I’m trying to write a script where the user will be inputting a radius and then the console will display the Volume and Surface Area of a sphere. If the input radius is negative, the user will be prompted to enter a positive radius … Read more