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Matthieu Sanchez
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5 questions
Hard
1 vote7 runs0 comment

Count the number of matches of the RegEx `a*` in the sentence: `I went to my grandparent house`

Back-end developer
RegEx
string
Matthieu Sanchezat Feb 2, 2026
Medium
1 vote7 runs0 comment

Write a regular expression to match 'i{,4}' in a string

Back-end developer
RegEx
pattern
Matthieu Sanchezat Feb 2, 2026
Hard
0 vote73 runs
1 comment

Choose the wrong statement :

IT Architect
OOP
inheritance
polymorphism
casting
Matthieu Sanchezat Feb 2, 2026
Easy
0 vote1 run0 comment

Data visualization aims to simplify understanding and make information more accessible.,Volume in Big Data refers to the massive amount of data generated by applications and processes.,Modern technologies make it possible to store and process data in parallel.

Engineer Data
data
big data
Matthieu Sanchezat May 25, 2026
Waiting for validation
0 vote0 run0 comment

Choose the wrong statement :

IT Architect
OOP
inheritance
polymorphism
casting
Matthieu Sanchezat Nov 13, 2026