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Filter courses
  • Introduction to Tableau
  • The Complete Data Visualization Course with Python, R, Tableau, and Excel
  • Introduction to R Programming
  • Data Preprocessing with NumPy
  • Introduction to Data and Data Science
  • Data Cleaning and Preprocessing with pandas
  • Introduction to Business Analytics
  • Data Analysis with Excel Pivot Tables
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  • Credit Risk Modeling in Python
  • Python Programmer Bootcamp
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  • Introduction to Jupyter
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Martin Nde
0
2
Area of a circle using radius
I am trying to calculate the area of a circle using radius. See below what I get. I do not understand the meaning of...
Introduction to Python
Last answered: Nov 7th 2022
293 views
Mayank Mittal
0
2
Why I'm not able to roll back the truncate statement via rollback statment????
I guess we can't roll back truncate statement same as drop one more thing You guys forgot to use truncate statement...
SQL
Last answered: Sep 30th 2022
299 views
Alessandro Imbrìaco
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Couldn't we choose the number of clusters that minimizes the product WCSS*number_of_clusters?
Good morning. I was thinking that a more scientific method to find the "elbow", instead of searching for it...
Machine Learning in Python
Last answered: Sep 29th 2022
282 views
Peter Aziz
1
6
Resolved: CASCADE FUNCTION
can we use more than 1 function before the cascade? ................... ON DELETE OR UPDATE OR DROP...
SQL
Last answered: Oct 19th 2022
285 views
Alessandro Imbrìaco
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Resolved: At 2:07 you show two equal clusterings
I just wanted to report that, at minute 2:07, you show in the bottom figure the same clustering of the top one, and...
Machine Learning in Python
Last answered: Oct 13th 2022
171 views
Jacobo José León Peña
1
2
Resolved: Difference between multiple writes and append
Earlier we made the 'kipling.txt' file by writing onto it several lines. What's the difference between writing...
Python Programmer Bootcamp
Last answered: Sep 29th 2022
321 views
Alessandro Imbrìaco
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Resolved: Is WCSS an average of the sum of squares of the points within a cluster?
Good morning. It's not very clear how WCSS is calculated: it stands for "within-cluster sum of squares", so if we...
Machine Learning in Python
Last answered: Sep 30th 2022
468 views
Adam
0
1
Composite PRIMARY KEY
Do I understand it correctly? I assume that in tables: dept_manager, salaries, titles, dept_emp we have COMPOSITE...
SQL
Last answered: Sep 30th 2022
252 views
Alessandro Imbrìaco
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Do seeds start always in random points?
Good morning. I was thinking that, if seeds start always in random points, clustering could fail. For instance: if we...
Machine Learning in Python
Last answered: Sep 29th 2022
247 views
Martin Nde
0
4
Print "outcome" and return result
I have struggled to prove this but it keeps giving me only outcome. I have reviewed my codes over and over again but...
Introduction to Python
Last answered: Sep 30th 2022
249 views
Martin Nde
0
3
The file of the example sin the lecture
I find it very difficult to understand the exercises. Each time when I download a file, it comes in a synthax format...
Introduction to Python
Last answered: Nov 1st 2022
231 views
Peter Aziz
0
3
code not running
SQL
Last answered: Nov 5th 2022
350 views
Mitun
2
0
regarding the replace
the '< 1 year' command is not changing the value to zero. still it shows the value when i call back the unique...
Credit Risk Modeling in Python
218 views
Tasneem Hosaam
0
1
code in [59] not working
In[59] is not working with me and error occures
Web Scraping and API Fundamentals in Python
Last answered: Nov 21st 2022
257 views
Michiel
0
2
Resolved: Using HAVING without GROUP BY
I was wondering, what would be the SQL statement for the following: get all employees hired after 1 january 1999,...
SQL
Last answered: Sep 28th 2022
212 views

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