Data Analysis

Vector analysis (numpy)

Problem	Score	Companies	Time	Status
find the one	30		2:22
choose the output	30		4:00
python broadcasting	30		4:37
How not to retrieve?	30		4:51
Fill Infinite	30		2:19
Duplicates detection	50		29:27
Row-wise unique	50		28:34

Data handling (pandas)

Problem	Score	Companies	Time	Status
For 'series'	30		4:38
drop axis	30		1:46
Rename axis	30		1:58
iloc vs loc part I	30		1:39
As a Series	50		21:51
Max registrations they asked?	50		45:12

Basic computer vision (opencv)

Problem	Score	Companies	Time	Status
Which library it is?	30		0:48
Image dimensions	30		1:33
Dimension with components	30		1:07
Color interpretation	30		1:54
Image cropping	30		2:00

Data visualization (matplotlib)

Problem	Score	Companies	Time	Status
2d graphics	30		0:39
Suitable plot type	30		1:20
Subplot Coordinates	30		3:50
Vertically Stacked Bar Graph	30		3:22
Load RGB	30		2:15

Web scraping basics

Problem	Score	Companies	Time	Status
What does the code do?	30		2:35
Retrieval protocol	30		1:36
2-way communication	30		0:54
Search engine process	30		1:28
What does the code print?	30		1:16

Eda

Problem	Score	Companies	Time	Status
PCA's secondary objective	30		1:31
Five number theory	30		1:28