Q&A

DQ Courses Use this to ask technical problems related to Dataquest content - “help me I’m stuck” problems, potential bugs, technical issues, and other such questions. Non-DQ Courses Use this to ask technical questions NOT related to Dataquest courses - while doing any independent project or learning some other skill (even on another platforms!) or other such questions.

Topic	Replies	Views	Activity
About the Q&A category Q&A	0	1636	February 11, 2020
Python Functions: Using Built-in Functions and Creating Functions - Screen 5/8 DQ Courses 645 , 645-5 , dictionaries-frequency-tables-and-functions-in-pyt	11	164	January 30, 2023
What does lambda x, y: x+y mean in PySpark's reduceByKey function? DQ Courses python , pyspark , 60 , 60-9 , spark-map-reduce	3	4737	January 29, 2023
Challenge: Working with the reddit API 6 of 7 · Upvoting a Comment DQ Courses python	0	9	January 29, 2023
Append function DQ Courses	2	36	January 29, 2023
SQL Project_ Customers and Products Analysis DQ Courses 600	0	12	January 29, 2023
Customer_segmentation.csv- Where can I find this dataset? DQ Courses	0	15	January 29, 2023
Using Capture Groups to Extract Data - pattern differences DQ Courses	1	16	January 29, 2023
Using Lookarounds to Control Matches Based on Surrounding Text DQ Courses 369 , 369-5 , python-data-cleaning-advanced	6	146	January 28, 2023
Status code error in World Bank API Challange in R DQ Courses apis-in-r , 556 , 556-5	4	33	January 28, 2023
Why is my function returning False? ( Guided Project: Profitable App Profiles for the App Store and Google Play Markets) DQ Courses python , guided-project , 350 , 350-7 , python-for-data-science-fundamentals-ii	6	277	January 27, 2023
Help in understanding removing duplicates Part 2 if statement DQ Courses 350 , 350-5 , python-for-data-science-fundamentals-ii	0	16	January 27, 2023
Python If, Else, Elif Statements: Multiple Conditions DQ Courses for-loops-and-conditional-statements-in-python , 642 , 642-5	6	266	January 27, 2023
Jupyter opens with windows photo viewer Non-DQ Courses jupyter-notebook	0	14	January 26, 2023
Filtering III — Special Comparison Operators 5 of 8 · Comparing with Missing Values DQ Courses	3	31	January 26, 2023
Parentheses needed when extracting substrings from a series DQ Courses 346 , python-datacleaning , 346-7	1	26	January 25, 2023
Avoiding Dummy variable trap DQ Courses 186	0	18	January 25, 2023
Matplotlib plots not showing in the jupyter notebook on DQ portal DQ Courses 244	1	20	January 25, 2023
Del unable to delete the function written DQ Courses python , 647 , python-functions-and-learn-jupyter-notebook , 647-1	7	50	January 25, 2023
Prison break help DQ Courses python	1	29	January 25, 2023
Using a map to rename columns DQ Courses python , 346 , 346-11 , python-datacleaning	2	25	January 24, 2023
Incomplete number of rows in filtering by ORDER OF EXPRESSION DQ Courses 593 , funds-sql-ii , 593-7	1	27	January 24, 2023
Common Table Expression in SQL 7 of 8 · Recursive CTEs Anatomy DQ Courses sql , funds-sql-v	1	28	January 24, 2023
Warning in "Guided Project: Finding Heavy Traffic Indicators on I-94" DQ Courses	2	39	January 23, 2023
SQL Fundamentals - SQL Subqueries - Multi-row and Multi-column Subqueries in SQL - Find average number of sales per country per customer DQ Courses funds-sql-v , 602 , 602-6 , sql	2	101	January 20, 2023
I am having issues scraping a website in R Non-DQ Courses	0	13	January 23, 2023
Guided Project: Customers and Products Analysis Using SQL 7 of 8 DQ Courses 600 , funds-sql-v , 600-7	0	34	January 23, 2023
Git question \| What is a commit? DQ Courses 119 , git-and-vcs , 119-6	2	37	January 22, 2023
Keep IF function running in a loop and putting IFs together DQ Courses python	2	41	January 22, 2023
Clarification on How This Correlated Subquery Runs (Guided Project: Customers and Products Analysis Using SQL) DQ Courses sql	0	17	January 22, 2023